# Generated from PS.g4 by ANTLR 4.7.2
# encoding: utf-8
from __future__ import print_function
from antlr4 import *
from io import StringIO
import sys


def serializedATN():
    with StringIO() as buf:
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        buf.write(u"\2\u038c\u038d\3\2\2\2\u038d\u038e\3\2\2\2\u038e\u038f")
        buf.write(u"\7:\2\2\u038f\u03ce\3\2\2\2\u0390\u03a5\7V\2\2\u0391")
        buf.write(u"\u0392\5x=\2\u0392\u0393\5z>\2\u0393\u03a6\3\2\2\2\u0394")
        buf.write(u"\u0395\5z>\2\u0395\u0396\5x=\2\u0396\u03a6\3\2\2\2\u0397")
        buf.write(u"\u0398\7\u00a9\2\2\u0398\u0399\79\2\2\u0399\u039a\7:")
        buf.write(u"\2\2\u039a\u039b\3\2\2\2\u039b\u039c\7\u00aa\2\2\u039c")
        buf.write(u"\u039d\79\2\2\u039d\u03a6\7:\2\2\u039e\u039f\7\u00aa")
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        buf.write(u"\u03a6\7:\2\2\u03a5\u0391\3\2\2\2\u03a5\u0394\3\2\2\2")
        buf.write(u"\u03a5\u0397\3\2\2\2\u03a5\u039e\3\2\2\2\u03a5\u03a6")
        buf.write(u"\3\2\2\2\u03a6\u03ad\3\2\2\2\u03a7\u03a9\5$\23\2\u03a8")
        buf.write(u"\u03a7\3\2\2\2\u03a8\u03a9\3\2\2\2\u03a9\u03aa\3\2\2")
        buf.write(u"\2\u03aa\u03ae\7\u00af\2\2\u03ab\u03ae\5X-\2\u03ac\u03ae")
        buf.write(u"\5$\23\2\u03ad\u03a8\3\2\2\2\u03ad\u03ab\3\2\2\2\u03ad")
        buf.write(u"\u03ac\3\2\2\2\u03ae\u03ce\3\2\2\2\u03af\u03b4\7{\2\2")
        buf.write(u"\u03b0\u03b1\7?\2\2\u03b1\u03b2\5\"\22\2\u03b2\u03b3")
        buf.write(u"\7@\2\2\u03b3\u03b5\3\2\2\2\u03b4\u03b0\3\2\2\2\u03b4")
        buf.write(u"\u03b5\3\2\2\2\u03b5\u03b6\3\2\2\2\u03b6\u03b7\79\2\2")
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        buf.write(u"\3\2\2\2\u03ba\u03c1\t\17\2\2\u03bb\u03bc\5|?\2\u03bc")
        buf.write(u"\u03bd\5z>\2\u03bd\u03c2\3\2\2\2\u03be\u03bf\5z>\2\u03bf")
        buf.write(u"\u03c0\5|?\2\u03c0\u03c2\3\2\2\2\u03c1\u03bb\3\2\2\2")
        buf.write(u"\u03c1\u03be\3\2\2\2\u03c2\u03c3\3\2\2\2\u03c3\u03c4")
        buf.write(u"\5&\24\2\u03c4\u03ce\3\2\2\2\u03c5\u03c6\7T\2\2\u03c6")
        buf.write(u"\u03c7\5n8\2\u03c7\u03c8\5&\24\2\u03c8\u03ce\3\2\2\2")
        buf.write(u"\u03c9\u03cb\7\u00b0\2\2\u03ca\u03cc\5z>\2\u03cb\u03ca")
        buf.write(u"\3\2\2\2\u03cb\u03cc\3\2\2\2\u03cc\u03ce\3\2\2\2\u03cd")
        buf.write(u"\u0327\3\2\2\2\u03cd\u034d\3\2\2\2\u03cd\u0373\3\2\2")
        buf.write(u"\2\u03cd\u0380\3\2\2\2\u03cd\u0390\3\2\2\2\u03cd\u03af")
        buf.write(u"\3\2\2\2\u03cd\u03ba\3\2\2\2\u03cd\u03c5\3\2\2\2\u03cd")
        buf.write(u"\u03c9\3\2\2\2\u03cei\3\2\2\2\u03cf\u03d0\5\"\22\2\u03d0")
        buf.write(u"\u03d1\7\u00ad\2\2\u03d1\u03d2\5j\66\2\u03d2\u03d5\3")
        buf.write(u"\2\2\2\u03d3\u03d5\5\"\22\2\u03d4\u03cf\3\2\2\2\u03d4")
        buf.write(u"\u03d3\3\2\2\2\u03d5k\3\2\2\2\u03d6\u03df\5R*\2\u03d7")
        buf.write(u"\u03d8\5\"\22\2\u03d8\u03d9\7\u00ad\2\2\u03d9\u03df\3")
        buf.write(u"\2\2\2\u03da\u03db\5\"\22\2\u03db\u03dc\7\u00ad\2\2\u03dc")
        buf.write(u"\u03dd\5j\66\2\u03dd\u03df\3\2\2\2\u03de\u03d6\3\2\2")
        buf.write(u"\2\u03de\u03d7\3\2\2\2\u03de\u03da\3\2\2\2\u03dfm\3\2")
        buf.write(u"\2\2\u03e0\u03e1\7\u00a9\2\2\u03e1\u03e2\79\2\2\u03e2")
        buf.write(u"\u03e3\t\20\2\2\u03e3\u03e4\7U\2\2\u03e4\u03e9\5\"\22")
        buf.write(u"\2\u03e5\u03e6\7\u00aa\2\2\u03e6\u03e7\79\2\2\u03e7\u03e8")
        buf.write(u"\t\6\2\2\u03e8\u03ea\7:\2\2\u03e9\u03e5\3\2\2\2\u03e9")
        buf.write(u"\u03ea\3\2\2\2\u03ea\u03eb\3\2\2\2\u03eb\u03ec\7:\2\2")
        buf.write(u"\u03eco\3\2\2\2\u03ed\u03ee\5\"\22\2\u03eeq\3\2\2\2\u03ef")
        buf.write(u"\u03f0\5(\25\2\u03f0s\3\2\2\2\u03f1\u03f7\5\"\22\2\u03f2")
        buf.write(u"\u03f3\5\"\22\2\u03f3\u03f4\7\u00ad\2\2\u03f4\u03f5\5")
        buf.write(u"t;\2\u03f5\u03f7\3\2\2\2\u03f6\u03f1\3\2\2\2\u03f6\u03f2")
        buf.write(u"\3\2\2\2\u03f7u\3\2\2\2\u03f8\u03f9\5(\25\2\u03f9w\3")
        buf.write(u"\2\2\2\u03fa\u0403\7\u00a9\2\2\u03fb\u0404\5R*\2\u03fc")
        buf.write(u"\u03ff\79\2\2\u03fd\u0400\5\"\22\2\u03fe\u0400\5j\66")
        buf.write(u"\2\u03ff\u03fd\3\2\2\2\u03ff\u03fe\3\2\2\2\u0400\u0401")
        buf.write(u"\3\2\2\2\u0401\u0402\7:\2\2\u0402\u0404\3\2\2\2\u0403")
        buf.write(u"\u03fb\3\2\2\2\u0403\u03fc\3\2\2\2\u0404y\3\2\2\2\u0405")
        buf.write(u"\u040b\7\u00aa\2\2\u0406\u040c\5R*\2\u0407\u0408\79\2")
        buf.write(u"\2\u0408\u0409\5\"\22\2\u0409\u040a\7:\2\2\u040a\u040c")
        buf.write(u"\3\2\2\2\u040b\u0406\3\2\2\2\u040b\u0407\3\2\2\2\u040c")
        buf.write(u"{\3\2\2\2\u040d\u040e\7\u00a9\2\2\u040e\u040f\79\2\2")
        buf.write(u"\u040f\u0410\5 \21\2\u0410\u0411\7:\2\2\u0411}\3\2\2")
        buf.write(u"\2\u0412\u0413\7\u00a9\2\2\u0413\u0414\79\2\2\u0414\u0415")
        buf.write(u"\5 \21\2\u0415\u0416\7:\2\2\u0416\177\3\2\2\2^\u0084")
        buf.write(u"\u008e\u0094\u00a2\u00a9\u00b2\u00b6\u00be\u00c4\u00cc")
        buf.write(u"\u00d0\u00d9\u00e4\u010c\u0115\u011f\u0122\u0132\u013d")
        buf.write(u"\u0148\u0150\u0152\u015a\u015d\u0163\u016a\u0170\u0178")
        buf.write(u"\u017e\u0186\u0194\u0197\u019b\u01a8\u01ab\u01af\u01bd")
        buf.write(u"\u01c9\u023b\u024d\u027f\u02a1\u02c3\u02ce\u02d1\u02d7")
        buf.write(u"\u02e1\u02eb\u02f5\u030d\u031d\u0325\u0329\u032c\u032f")
        buf.write(u"\u0332\u0334\u0337\u033c\u0341\u0346\u034b\u034f\u0352")
        buf.write(u"\u0355\u0358\u035a\u035d\u0362\u0367\u036c\u0371\u0375")
        buf.write(u"\u0378\u037e\u0382\u0386\u038c\u03a5\u03a8\u03ad\u03b4")
        buf.write(u"\u03c1\u03cb\u03cd\u03d4\u03de\u03e9\u03f6\u03ff\u0403")
        buf.write(u"\u040b")
        return buf.getvalue()


class PSParser (Parser):

    grammarFileName = "PS.g4"

    atn = ATNDeserializer().deserialize(serializedATN())

    decisionsToDFA = [DFA(ds, i) for i, ds in enumerate(atn.decisionToState)]

    sharedContextCache = PredictionContextCache()

    literalNames = [u"<INVALID>", u"'\\acute'", u"'\\bar'", u"'\\overline'",
                    u"'\\breve'", u"'\\check'", u"'\\widecheck'", u"'\\dot'",
                    u"'\\ddot'", u"'\\grave'", u"'\\hat'", u"'\\tilde'",
                    u"'\\widetilde'", u"'\\vec'", u"'\\overrightarrow'",
                    u"'\\bm'", u"'\\boldsymbol'", u"'\\text'", u"'\\textit'",
                    u"'\\mathbb'", u"'\\mathbin'", u"'\\mathbf'", u"'\\mathcal'",
                    u"'\\mathclap'", u"'\\mathclose'", u"'\\mathellipsis'",
                    u"'\\mathfrak'", u"'\\mathinner'", u"'\\mathnormal'",
                    u"'\\mathop'", u"'\\mathopen'", u"'\\mathord'", u"'\\mathpunct'",
                    u"'\\mathrel'", u"'\\mathring'", u"'\\mathrlap'", u"'\\mathrm'",
                    u"'\\mathscr'", u"'\\mathsf'", u"'\\mathsterling'",
                    u"'\\mathtt'", u"'^T'", u"'^{T}'", u"'^{\\top}'", u"'''",
                    u"<INVALID>", u"'\\$'", u"'+'", u"'-'", u"'*'", u"<INVALID>",
                    u"'('", u"')'", u"'\\lgroup'", u"'\\rgroup'", u"'{'",
                    u"'}'", u"'\\{'", u"'\\}'", u"'\\lbrace'", u"'\\rbrace'",
                    u"'['", u"']'", u"'\\lbrack'", u"'\\rbrack'", u"'|'",
                    u"'\\lvert'", u"'\\rvert'", u"'\\vert'", u"'\\|'",
                    u"'\\lfloor'", u"'\\rfloor'", u"'\\llcorner'", u"'\\lrcorner'",
                    u"'\\lceil'", u"'\\rceil'", u"'\\ulcorner'", u"'\\urcorner'",
                    u"'\\left'", u"'\\right'", u"'\\mleft'", u"'\\mright'",
                    u"'\\lim'", u"<INVALID>", u"'\\int'", u"'\\sum'", u"'\\prod'",
                    u"'\\log'", u"'\\ln'", u"'\\exp'", u"'\\sin'", u"'\\cos'",
                    u"'\\tan'", u"'\\csc'", u"'\\sec'", u"'\\cot'", u"'\\arcsin'",
                    u"'\\arccos'", u"'\\arctan'", u"'\\arccsc'", u"'\\arcsec'",
                    u"'\\arccot'", u"'\\sinh'", u"'\\cosh'", u"'\\tanh'",
                    u"'\\arsinh'", u"'\\arcosh'", u"'\\artanh'", u"'\\arcsinh'",
                    u"'\\arccosh'", u"'\\arctanh'", u"'arsinh'", u"'arcsinh'",
                    u"'arcosh'", u"'arccosh'", u"'artanh'", u"'arctanh'",
                    u"'gcd'", u"'lcm'", u"'floor'", u"'ceil'", u"'\\sqrt'",
                    u"'\\gcd'", u"'\\lcm'", u"'\\floor'", u"'\\ceil'",
                    u"'\\max'", u"'\\min'", u"'\\det'", u"'eye'", u"'zeros'",
                    u"'ones'", u"'cols'", u"'rows'", u"'diag'", u"'norm'",
                    u"'rank'", u"<INVALID>", u"'rref'", u"'hstack'", u"'vstack'",
                    u"<INVALID>", u"'nullspace'", u"<INVALID>", u"<INVALID>",
                    u"<INVALID>", u"<INVALID>", u"'\\times'", u"'\\cdot'",
                    u"'\\div'", u"'\\frac'", u"<INVALID>", u"'\\choose'",
                    u"'\\mod'", u"'\\mathit'", u"'\\operatorname'", u"'matrix'",
                    u"'pmatrix'", u"'bmatrix'", u"'vmatrix'", u"<INVALID>",
                    u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                    u"'&'", u"'\\\\'", u"'_'", u"'^'", u"':'", u"';'",
                    u"','", u"'.'", u"<INVALID>", u"<INVALID>", u"'E'",
                    u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                    u"<INVALID>", u"'\\in'", u"'='", u"<INVALID>", u"'<'",
                    u"<INVALID>", u"'>'", u"<INVALID>", u"<INVALID>", u"'!'"]

    symbolicNames = [u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"<INVALID>", u"<INVALID>", u"<INVALID>",
                     u"<INVALID>", u"WS", u"DOLLAR_SIGN", u"ADD", u"SUB",
                     u"MUL", u"DIV", u"L_PAREN", u"R_PAREN", u"L_GROUP",
                     u"R_GROUP", u"L_BRACE", u"R_BRACE", u"L_BRACE_VISUAL",
                     u"R_BRACE_VISUAL", u"L_BRACE_CMD", u"R_BRACE_CMD",
                     u"L_BRACKET", u"R_BRACKET", u"L_BRACK", u"R_BRACK",
                     u"BAR", u"L_VERT", u"R_VERT", u"VERT", u"NORM", u"L_FLOOR",
                     u"R_FLOOR", u"LL_CORNER", u"LR_CORNER", u"L_CEIL",
                     u"R_CEIL", u"UL_CORNER", u"UR_CORNER", u"L_LEFT",
                     u"R_RIGHT", u"ML_LEFT", u"MR_RIGHT", u"FUNC_LIM",
                     u"LIM_APPROACH_SYM", u"FUNC_INT", u"FUNC_SUM", u"FUNC_PROD",
                     u"FUNC_LOG", u"FUNC_LN", u"FUNC_EXP", u"FUNC_SIN",
                     u"FUNC_COS", u"FUNC_TAN", u"FUNC_CSC", u"FUNC_SEC",
                     u"FUNC_COT", u"FUNC_ARCSIN", u"FUNC_ARCCOS", u"FUNC_ARCTAN",
                     u"FUNC_ARCCSC", u"FUNC_ARCSEC", u"FUNC_ARCCOT", u"FUNC_SINH",
                     u"FUNC_COSH", u"FUNC_TANH", u"FUNC_ARSINH", u"FUNC_ARCOSH",
                     u"FUNC_ARTANH", u"FUNC_ARCSINH", u"FUNC_ARCCOSH",
                     u"FUNC_ARCTANH", u"FUNC_ARSINH_NAME", u"FUNC_ARCSINH_NAME",
                     u"FUNC_ARCOSH_NAME", u"FUNC_ARCCOSH_NAME", u"FUNC_ARTANH_NAME",
                     u"FUNC_ARCTANH_NAME", u"FUNC_GCD_NAME", u"FUNC_LCM_NAME",
                     u"FUNC_FLOOR_NAME", u"FUNC_CEIL_NAME", u"FUNC_SQRT",
                     u"FUNC_GCD", u"FUNC_LCM", u"FUNC_FLOOR", u"FUNC_CEIL",
                     u"FUNC_MAX", u"FUNC_MIN", u"FUNC_DET", u"FUNC_EYE_NAME",
                     u"FUNC_ZEROS_NAME", u"FUNC_ONES_NAME", u"FUNC_COLS_NAME",
                     u"FUNC_ROWS_NAME", u"FUNC_DIAG_NAME", u"FUNC_NORM_NAME",
                     u"FUNC_RANK_NAME", u"FUNC_TRACE_NAME", u"FUNC_RREF_NAME",
                     u"FUNC_HSTACK_NAME", u"FUNC_VSTACK_NAME", u"FUNC_ORTHOGONALIZE_NAME",
                     u"FUNC_NULLSPACE_NAME", u"FUNC_DIAGONALIZE_NAME",
                     u"FUNC_EIGENVALS_NAME", u"FUNC_EIGENVECTORS_NAME",
                     u"FUNC_SVD_NAME", u"CMD_TIMES", u"CMD_CDOT", u"CMD_DIV",
                     u"CMD_FRAC", u"CMD_BINOM", u"CMD_CHOOSE", u"CMD_MOD",
                     u"CMD_MATHIT", u"CMD_OPERATORNAME", u"MATRIX_TYPE_MATRIX",
                     u"MATRIX_TYPE_PMATRIX", u"MATRIX_TYPE_BMATRIX", u"MATRIX_TYPE_DET",
                     u"MATRIX_TYPES", u"CMD_MATRIX_START", u"CMD_MATRIX_END",
                     u"CMD_DET_START", u"CMD_DET_END", u"MATRIX_DEL_COL",
                     u"MATRIX_DEL_ROW", u"UNDERSCORE", u"CARET", u"COLON",
                     u"SEMICOLON", u"COMMA", u"PERIOD", u"DIFFERENTIAL",
                     u"EXP_E", u"E_NOTATION_E", u"LETTER_NO_E", u"MATRIX_XRIGHTARROW",
                     u"TRANSFORM_EXCHANGE", u"NUMBER", u"E_NOTATION", u"IN",
                     u"ASSIGNMENT", u"EQUAL", u"LT", u"LTE", u"GT", u"GTE",
                     u"UNEQUAL", u"BANG", u"PERCENT_NUMBER", u"GREEK_CMD",
                     u"OTHER_SYMBOL_CMD", u"SYMBOL", u"VARIABLE"]

    RULE_accent_symbol = 0
    RULE_math = 1
    RULE_transpose = 2
    RULE_transform_atom = 3
    RULE_transform_scale = 4
    RULE_transform_swap = 5
    RULE_transform_assignment = 6
    RULE_elementary_transform = 7
    RULE_elementary_transforms = 8
    RULE_matrix = 9
    RULE_det = 10
    RULE_matrix_row = 11
    RULE_relation = 12
    RULE_relation_list = 13
    RULE_relation_list_content = 14
    RULE_equality = 15
    RULE_expr = 16
    RULE_additive = 17
    RULE_mp = 18
    RULE_mp_nofunc = 19
    RULE_unary = 20
    RULE_unary_nofunc = 21
    RULE_postfix = 22
    RULE_postfix_nofunc = 23
    RULE_postfix_op = 24
    RULE_eval_at = 25
    RULE_eval_at_sub = 26
    RULE_eval_at_sup = 27
    RULE_exp = 28
    RULE_exp_nofunc = 29
    RULE_comp = 30
    RULE_comp_nofunc = 31
    RULE_group = 32
    RULE_norm_group = 33
    RULE_abs_group = 34
    RULE_floor_group = 35
    RULE_ceil_group = 36
    RULE_accent = 37
    RULE_atom_expr_no_supexpr = 38
    RULE_atom_expr = 39
    RULE_atom = 40
    RULE_mathit = 41
    RULE_mathit_text = 42
    RULE_frac = 43
    RULE_binom = 44
    RULE_func_normal_functions_single_arg = 45
    RULE_func_normal_functions_multi_arg = 46
    RULE_func_operator_names_single_arg = 47
    RULE_func_operator_names_multi_arg = 48
    RULE_func_normal_single_arg = 49
    RULE_func_normal_multi_arg = 50
    RULE_func = 51
    RULE_args = 52
    RULE_func_common_args = 53
    RULE_limit_sub = 54
    RULE_func_single_arg = 55
    RULE_func_single_arg_noparens = 56
    RULE_func_multi_arg = 57
    RULE_func_multi_arg_noparens = 58
    RULE_subexpr = 59
    RULE_supexpr = 60
    RULE_subeq = 61
    RULE_supeq = 62

    ruleNames = [u"accent_symbol", u"math", u"transpose", u"transform_atom",
                 u"transform_scale", u"transform_swap", u"transform_assignment",
                 u"elementary_transform", u"elementary_transforms", u"matrix",
                 u"det", u"matrix_row", u"relation", u"relation_list",
                 u"relation_list_content", u"equality", u"expr", u"additive",
                 u"mp", u"mp_nofunc", u"unary", u"unary_nofunc", u"postfix",
                 u"postfix_nofunc", u"postfix_op", u"eval_at", u"eval_at_sub",
                 u"eval_at_sup", u"exp", u"exp_nofunc", u"comp", u"comp_nofunc",
                 u"group", u"norm_group", u"abs_group", u"floor_group",
                 u"ceil_group", u"accent", u"atom_expr_no_supexpr", u"atom_expr",
                 u"atom", u"mathit", u"mathit_text", u"frac", u"binom",
                 u"func_normal_functions_single_arg", u"func_normal_functions_multi_arg",
                 u"func_operator_names_single_arg", u"func_operator_names_multi_arg",
                 u"func_normal_single_arg", u"func_normal_multi_arg",
                 u"func", u"args", u"func_common_args", u"limit_sub",
                 u"func_single_arg", u"func_single_arg_noparens", u"func_multi_arg",
                 u"func_multi_arg_noparens", u"subexpr", u"supexpr", u"subeq",
                 u"supeq"]

    EOF = Token.EOF
    T__0 = 1
    T__1 = 2
    T__2 = 3
    T__3 = 4
    T__4 = 5
    T__5 = 6
    T__6 = 7
    T__7 = 8
    T__8 = 9
    T__9 = 10
    T__10 = 11
    T__11 = 12
    T__12 = 13
    T__13 = 14
    T__14 = 15
    T__15 = 16
    T__16 = 17
    T__17 = 18
    T__18 = 19
    T__19 = 20
    T__20 = 21
    T__21 = 22
    T__22 = 23
    T__23 = 24
    T__24 = 25
    T__25 = 26
    T__26 = 27
    T__27 = 28
    T__28 = 29
    T__29 = 30
    T__30 = 31
    T__31 = 32
    T__32 = 33
    T__33 = 34
    T__34 = 35
    T__35 = 36
    T__36 = 37
    T__37 = 38
    T__38 = 39
    T__39 = 40
    T__40 = 41
    T__41 = 42
    T__42 = 43
    T__43 = 44
    WS = 45
    DOLLAR_SIGN = 46
    ADD = 47
    SUB = 48
    MUL = 49
    DIV = 50
    L_PAREN = 51
    R_PAREN = 52
    L_GROUP = 53
    R_GROUP = 54
    L_BRACE = 55
    R_BRACE = 56
    L_BRACE_VISUAL = 57
    R_BRACE_VISUAL = 58
    L_BRACE_CMD = 59
    R_BRACE_CMD = 60
    L_BRACKET = 61
    R_BRACKET = 62
    L_BRACK = 63
    R_BRACK = 64
    BAR = 65
    L_VERT = 66
    R_VERT = 67
    VERT = 68
    NORM = 69
    L_FLOOR = 70
    R_FLOOR = 71
    LL_CORNER = 72
    LR_CORNER = 73
    L_CEIL = 74
    R_CEIL = 75
    UL_CORNER = 76
    UR_CORNER = 77
    L_LEFT = 78
    R_RIGHT = 79
    ML_LEFT = 80
    MR_RIGHT = 81
    FUNC_LIM = 82
    LIM_APPROACH_SYM = 83
    FUNC_INT = 84
    FUNC_SUM = 85
    FUNC_PROD = 86
    FUNC_LOG = 87
    FUNC_LN = 88
    FUNC_EXP = 89
    FUNC_SIN = 90
    FUNC_COS = 91
    FUNC_TAN = 92
    FUNC_CSC = 93
    FUNC_SEC = 94
    FUNC_COT = 95
    FUNC_ARCSIN = 96
    FUNC_ARCCOS = 97
    FUNC_ARCTAN = 98
    FUNC_ARCCSC = 99
    FUNC_ARCSEC = 100
    FUNC_ARCCOT = 101
    FUNC_SINH = 102
    FUNC_COSH = 103
    FUNC_TANH = 104
    FUNC_ARSINH = 105
    FUNC_ARCOSH = 106
    FUNC_ARTANH = 107
    FUNC_ARCSINH = 108
    FUNC_ARCCOSH = 109
    FUNC_ARCTANH = 110
    FUNC_ARSINH_NAME = 111
    FUNC_ARCSINH_NAME = 112
    FUNC_ARCOSH_NAME = 113
    FUNC_ARCCOSH_NAME = 114
    FUNC_ARTANH_NAME = 115
    FUNC_ARCTANH_NAME = 116
    FUNC_GCD_NAME = 117
    FUNC_LCM_NAME = 118
    FUNC_FLOOR_NAME = 119
    FUNC_CEIL_NAME = 120
    FUNC_SQRT = 121
    FUNC_GCD = 122
    FUNC_LCM = 123
    FUNC_FLOOR = 124
    FUNC_CEIL = 125
    FUNC_MAX = 126
    FUNC_MIN = 127
    FUNC_DET = 128
    FUNC_EYE_NAME = 129
    FUNC_ZEROS_NAME = 130
    FUNC_ONES_NAME = 131
    FUNC_COLS_NAME = 132
    FUNC_ROWS_NAME = 133
    FUNC_DIAG_NAME = 134
    FUNC_NORM_NAME = 135
    FUNC_RANK_NAME = 136
    FUNC_TRACE_NAME = 137
    FUNC_RREF_NAME = 138
    FUNC_HSTACK_NAME = 139
    FUNC_VSTACK_NAME = 140
    FUNC_ORTHOGONALIZE_NAME = 141
    FUNC_NULLSPACE_NAME = 142
    FUNC_DIAGONALIZE_NAME = 143
    FUNC_EIGENVALS_NAME = 144
    FUNC_EIGENVECTORS_NAME = 145
    FUNC_SVD_NAME = 146
    CMD_TIMES = 147
    CMD_CDOT = 148
    CMD_DIV = 149
    CMD_FRAC = 150
    CMD_BINOM = 151
    CMD_CHOOSE = 152
    CMD_MOD = 153
    CMD_MATHIT = 154
    CMD_OPERATORNAME = 155
    MATRIX_TYPE_MATRIX = 156
    MATRIX_TYPE_PMATRIX = 157
    MATRIX_TYPE_BMATRIX = 158
    MATRIX_TYPE_DET = 159
    MATRIX_TYPES = 160
    CMD_MATRIX_START = 161
    CMD_MATRIX_END = 162
    CMD_DET_START = 163
    CMD_DET_END = 164
    MATRIX_DEL_COL = 165
    MATRIX_DEL_ROW = 166
    UNDERSCORE = 167
    CARET = 168
    COLON = 169
    SEMICOLON = 170
    COMMA = 171
    PERIOD = 172
    DIFFERENTIAL = 173
    EXP_E = 174
    E_NOTATION_E = 175
    LETTER_NO_E = 176
    MATRIX_XRIGHTARROW = 177
    TRANSFORM_EXCHANGE = 178
    NUMBER = 179
    E_NOTATION = 180
    IN = 181
    ASSIGNMENT = 182
    EQUAL = 183
    LT = 184
    LTE = 185
    GT = 186
    GTE = 187
    UNEQUAL = 188
    BANG = 189
    PERCENT_NUMBER = 190
    GREEK_CMD = 191
    OTHER_SYMBOL_CMD = 192
    SYMBOL = 193
    VARIABLE = 194

    def __init__(self, input, output=sys.stdout):
        super(PSParser, self).__init__(input, output=output)
        self.checkVersion("4.7.2")
        self._interp = ParserATNSimulator(self, self.atn, self.decisionsToDFA, self.sharedContextCache)
        self._predicates = None

    class Accent_symbolContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Accent_symbolContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_MATHIT(self):
            return self.getToken(PSParser.CMD_MATHIT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_accent_symbol

        def enterRule(self, listener):
            if hasattr(listener, "enterAccent_symbol"):
                listener.enterAccent_symbol(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAccent_symbol"):
                listener.exitAccent_symbol(self)

    def accent_symbol(self):

        localctx = PSParser.Accent_symbolContext(self, self._ctx, self.state)
        self.enterRule(localctx, 0, self.RULE_accent_symbol)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 126
            _la = self._input.LA(1)
            if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PSParser.T__0) | (1 << PSParser.T__1) | (1 << PSParser.T__2) | (1 << PSParser.T__3) | (1 << PSParser.T__4) | (1 << PSParser.T__5) | (1 << PSParser.T__6) | (1 << PSParser.T__7) | (1 << PSParser.T__8) | (1 << PSParser.T__9) | (1 << PSParser.T__10) | (1 << PSParser.T__11) | (1 << PSParser.T__12) | (1 << PSParser.T__13) | (1 << PSParser.T__14) | (1 << PSParser.T__15) | (1 << PSParser.T__16) | (1 << PSParser.T__17) | (1 << PSParser.T__18) | (1 << PSParser.T__19) | (1 << PSParser.T__20) | (1 << PSParser.T__21) | (1 << PSParser.T__22) | (1 << PSParser.T__23) | (1 << PSParser.T__24) | (1 << PSParser.T__25) | (1 << PSParser.T__26) | (1 << PSParser.T__27) | (1 << PSParser.T__28) | (1 << PSParser.T__29) | (1 << PSParser.T__30) | (1 << PSParser.T__31) | (1 << PSParser.T__32) | (1 << PSParser.T__33) | (1 << PSParser.T__34) | (1 << PSParser.T__35) | (1 << PSParser.T__36) | (1 << PSParser.T__37) | (1 << PSParser.T__38) | (1 << PSParser.T__39))) != 0) or _la == PSParser.CMD_MATHIT):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class MathContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MathContext, self).__init__(parent, invokingState)
            self.parser = parser

        def relation(self):
            return self.getTypedRuleContext(PSParser.RelationContext, 0)

        def relation_list(self):
            return self.getTypedRuleContext(PSParser.Relation_listContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_math

        def enterRule(self, listener):
            if hasattr(listener, "enterMath"):
                listener.enterMath(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMath"):
                listener.exitMath(self)

    def math(self):

        localctx = PSParser.MathContext(self, self._ctx, self.state)
        self.enterRule(localctx, 2, self.RULE_math)
        try:
            self.state = 130
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 0, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 128
                self.relation(0)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 129
                self.relation_list()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class TransposeContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.TransposeContext, self).__init__(parent, invokingState)
            self.parser = parser

        def getRuleIndex(self):
            return PSParser.RULE_transpose

        def enterRule(self, listener):
            if hasattr(listener, "enterTranspose"):
                listener.enterTranspose(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTranspose"):
                listener.exitTranspose(self)

    def transpose(self):

        localctx = PSParser.TransposeContext(self, self._ctx, self.state)
        self.enterRule(localctx, 4, self.RULE_transpose)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 132
            _la = self._input.LA(1)
            if not((((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << PSParser.T__40) | (1 << PSParser.T__41) | (1 << PSParser.T__42) | (1 << PSParser.T__43))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_atomContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_atomContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def NUMBER(self):
            return self.getToken(PSParser.NUMBER, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_atom

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_atom"):
                listener.enterTransform_atom(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_atom"):
                listener.exitTransform_atom(self)

    def transform_atom(self):

        localctx = PSParser.Transform_atomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 6, self.RULE_transform_atom)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 134
            self.match(PSParser.LETTER_NO_E)
            self.state = 135
            self.match(PSParser.UNDERSCORE)
            self.state = 140
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.NUMBER]:
                self.state = 136
                self.match(PSParser.NUMBER)
                pass
            elif token in [PSParser.L_BRACE]:
                self.state = 137
                self.match(PSParser.L_BRACE)
                self.state = 138
                self.match(PSParser.NUMBER)
                self.state = 139
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_scaleContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_scaleContext, self).__init__(parent, invokingState)
            self.parser = parser

        def transform_atom(self):
            return self.getTypedRuleContext(PSParser.Transform_atomContext, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def group(self):
            return self.getTypedRuleContext(PSParser.GroupContext, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_scale

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_scale"):
                listener.enterTransform_scale(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_scale"):
                listener.exitTransform_scale(self)

    def transform_scale(self):

        localctx = PSParser.Transform_scaleContext(self, self._ctx, self.state)
        self.enterRule(localctx, 8, self.RULE_transform_scale)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 146
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 2, self._ctx)
            if la_ == 1:
                self.state = 142
                self.expr()
                pass

            elif la_ == 2:
                self.state = 143
                self.group()
                pass

            elif la_ == 3:
                self.state = 144
                self.match(PSParser.ADD)
                pass

            elif la_ == 4:
                self.state = 145
                self.match(PSParser.SUB)
                pass

            self.state = 148
            self.transform_atom()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_swapContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_swapContext, self).__init__(parent, invokingState)
            self.parser = parser

        def transform_atom(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Transform_atomContext)
            else:
                return self.getTypedRuleContext(PSParser.Transform_atomContext, i)

        def TRANSFORM_EXCHANGE(self):
            return self.getToken(PSParser.TRANSFORM_EXCHANGE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_swap

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_swap"):
                listener.enterTransform_swap(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_swap"):
                listener.exitTransform_swap(self)

    def transform_swap(self):

        localctx = PSParser.Transform_swapContext(self, self._ctx, self.state)
        self.enterRule(localctx, 10, self.RULE_transform_swap)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 150
            self.transform_atom()
            self.state = 151
            self.match(PSParser.TRANSFORM_EXCHANGE)
            self.state = 152
            self.transform_atom()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Transform_assignmentContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Transform_assignmentContext, self).__init__(parent, invokingState)
            self.parser = parser

        def transform_atom(self):
            return self.getTypedRuleContext(PSParser.Transform_atomContext, 0)

        def transform_scale(self):
            return self.getTypedRuleContext(PSParser.Transform_scaleContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_transform_assignment

        def enterRule(self, listener):
            if hasattr(listener, "enterTransform_assignment"):
                listener.enterTransform_assignment(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitTransform_assignment"):
                listener.exitTransform_assignment(self)

    def transform_assignment(self):

        localctx = PSParser.Transform_assignmentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 12, self.RULE_transform_assignment)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 154
            self.transform_atom()
            self.state = 155
            self.transform_scale()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Elementary_transformContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Elementary_transformContext, self).__init__(parent, invokingState)
            self.parser = parser

        def transform_assignment(self):
            return self.getTypedRuleContext(PSParser.Transform_assignmentContext, 0)

        def transform_scale(self):
            return self.getTypedRuleContext(PSParser.Transform_scaleContext, 0)

        def transform_swap(self):
            return self.getTypedRuleContext(PSParser.Transform_swapContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_elementary_transform

        def enterRule(self, listener):
            if hasattr(listener, "enterElementary_transform"):
                listener.enterElementary_transform(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitElementary_transform"):
                listener.exitElementary_transform(self)

    def elementary_transform(self):

        localctx = PSParser.Elementary_transformContext(self, self._ctx, self.state)
        self.enterRule(localctx, 14, self.RULE_elementary_transform)
        try:
            self.state = 160
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 3, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 157
                self.transform_assignment()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 158
                self.transform_scale()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 159
                self.transform_swap()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Elementary_transformsContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Elementary_transformsContext, self).__init__(parent, invokingState)
            self.parser = parser

        def elementary_transform(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Elementary_transformContext)
            else:
                return self.getTypedRuleContext(PSParser.Elementary_transformContext, i)

        def COMMA(self, i=None):
            if i is None:
                return self.getTokens(PSParser.COMMA)
            else:
                return self.getToken(PSParser.COMMA, i)

        def getRuleIndex(self):
            return PSParser.RULE_elementary_transforms

        def enterRule(self, listener):
            if hasattr(listener, "enterElementary_transforms"):
                listener.enterElementary_transforms(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitElementary_transforms"):
                listener.exitElementary_transforms(self)

    def elementary_transforms(self):

        localctx = PSParser.Elementary_transformsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 16, self.RULE_elementary_transforms)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 162
            self.elementary_transform()
            self.state = 167
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la == PSParser.COMMA:
                self.state = 163
                self.match(PSParser.COMMA)
                self.state = 164
                self.elementary_transform()
                self.state = 169
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class MatrixContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MatrixContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_MATRIX_START(self):
            return self.getToken(PSParser.CMD_MATRIX_START, 0)

        def matrix_row(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Matrix_rowContext)
            else:
                return self.getTypedRuleContext(PSParser.Matrix_rowContext, i)

        def CMD_MATRIX_END(self):
            return self.getToken(PSParser.CMD_MATRIX_END, 0)

        def MATRIX_DEL_ROW(self, i=None):
            if i is None:
                return self.getTokens(PSParser.MATRIX_DEL_ROW)
            else:
                return self.getToken(PSParser.MATRIX_DEL_ROW, i)

        def MATRIX_XRIGHTARROW(self):
            return self.getToken(PSParser.MATRIX_XRIGHTARROW, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def elementary_transforms(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Elementary_transformsContext)
            else:
                return self.getTypedRuleContext(PSParser.Elementary_transformsContext, i)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def getRuleIndex(self):
            return PSParser.RULE_matrix

        def enterRule(self, listener):
            if hasattr(listener, "enterMatrix"):
                listener.enterMatrix(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMatrix"):
                listener.exitMatrix(self)

    def matrix(self):

        localctx = PSParser.MatrixContext(self, self._ctx, self.state)
        self.enterRule(localctx, 18, self.RULE_matrix)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 170
            self.match(PSParser.CMD_MATRIX_START)
            self.state = 171
            self.matrix_row()
            self.state = 176
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 5, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 172
                    self.match(PSParser.MATRIX_DEL_ROW)
                    self.state = 173
                    self.matrix_row()
                self.state = 178
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 5, self._ctx)

            self.state = 180
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == PSParser.MATRIX_DEL_ROW:
                self.state = 179
                self.match(PSParser.MATRIX_DEL_ROW)

            self.state = 182
            self.match(PSParser.CMD_MATRIX_END)
            self.state = 194
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 8, self._ctx)
            if la_ == 1:
                self.state = 183
                self.match(PSParser.MATRIX_XRIGHTARROW)
                self.state = 188
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.L_BRACKET:
                    self.state = 184
                    self.match(PSParser.L_BRACKET)
                    self.state = 185
                    self.elementary_transforms()
                    self.state = 186
                    self.match(PSParser.R_BRACKET)

                self.state = 190
                self.match(PSParser.L_BRACE)
                self.state = 191
                self.elementary_transforms()
                self.state = 192
                self.match(PSParser.R_BRACE)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class DetContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.DetContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_DET_START(self):
            return self.getToken(PSParser.CMD_DET_START, 0)

        def matrix_row(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Matrix_rowContext)
            else:
                return self.getTypedRuleContext(PSParser.Matrix_rowContext, i)

        def CMD_DET_END(self):
            return self.getToken(PSParser.CMD_DET_END, 0)

        def MATRIX_DEL_ROW(self, i=None):
            if i is None:
                return self.getTokens(PSParser.MATRIX_DEL_ROW)
            else:
                return self.getToken(PSParser.MATRIX_DEL_ROW, i)

        def getRuleIndex(self):
            return PSParser.RULE_det

        def enterRule(self, listener):
            if hasattr(listener, "enterDet"):
                listener.enterDet(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitDet"):
                listener.exitDet(self)

    def det(self):

        localctx = PSParser.DetContext(self, self._ctx, self.state)
        self.enterRule(localctx, 20, self.RULE_det)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 196
            self.match(PSParser.CMD_DET_START)
            self.state = 197
            self.matrix_row()
            self.state = 202
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 9, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 198
                    self.match(PSParser.MATRIX_DEL_ROW)
                    self.state = 199
                    self.matrix_row()
                self.state = 204
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 9, self._ctx)

            self.state = 206
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == PSParser.MATRIX_DEL_ROW:
                self.state = 205
                self.match(PSParser.MATRIX_DEL_ROW)

            self.state = 208
            self.match(PSParser.CMD_DET_END)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Matrix_rowContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Matrix_rowContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def MATRIX_DEL_COL(self, i=None):
            if i is None:
                return self.getTokens(PSParser.MATRIX_DEL_COL)
            else:
                return self.getToken(PSParser.MATRIX_DEL_COL, i)

        def getRuleIndex(self):
            return PSParser.RULE_matrix_row

        def enterRule(self, listener):
            if hasattr(listener, "enterMatrix_row"):
                listener.enterMatrix_row(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMatrix_row"):
                listener.exitMatrix_row(self)

    def matrix_row(self):

        localctx = PSParser.Matrix_rowContext(self, self._ctx, self.state)
        self.enterRule(localctx, 22, self.RULE_matrix_row)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 210
            self.expr()
            self.state = 215
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la == PSParser.MATRIX_DEL_COL:
                self.state = 211
                self.match(PSParser.MATRIX_DEL_COL)
                self.state = 212
                self.expr()
                self.state = 217
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class RelationContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.RelationContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def relation(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.RelationContext)
            else:
                return self.getTypedRuleContext(PSParser.RelationContext, i)

        def IN(self):
            return self.getToken(PSParser.IN, 0)

        def ASSIGNMENT(self):
            return self.getToken(PSParser.ASSIGNMENT, 0)

        def EQUAL(self):
            return self.getToken(PSParser.EQUAL, 0)

        def LT(self):
            return self.getToken(PSParser.LT, 0)

        def LTE(self):
            return self.getToken(PSParser.LTE, 0)

        def GT(self):
            return self.getToken(PSParser.GT, 0)

        def GTE(self):
            return self.getToken(PSParser.GTE, 0)

        def UNEQUAL(self):
            return self.getToken(PSParser.UNEQUAL, 0)

        def getRuleIndex(self):
            return PSParser.RULE_relation

        def enterRule(self, listener):
            if hasattr(listener, "enterRelation"):
                listener.enterRelation(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitRelation"):
                listener.exitRelation(self)

    def relation(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.RelationContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 24
        self.enterRecursionRule(localctx, 24, self.RULE_relation, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 219
            self.expr()
            self._ctx.stop = self._input.LT(-1)
            self.state = 226
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 12, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.RelationContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_relation)
                    self.state = 221
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 222
                    _la = self._input.LA(1)
                    if not(((((_la - 181)) & ~0x3f) == 0 and ((1 << (_la - 181)) & ((1 << (PSParser.IN - 181)) | (1 << (PSParser.ASSIGNMENT - 181)) | (1 << (PSParser.EQUAL - 181)) | (1 << (PSParser.LT - 181)) | (1 << (PSParser.LTE - 181)) | (1 << (PSParser.GT - 181)) | (1 << (PSParser.GTE - 181)) | (1 << (PSParser.UNEQUAL - 181)))) != 0)):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 223
                    self.relation(3)
                self.state = 228
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 12, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class Relation_listContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Relation_listContext, self).__init__(parent, invokingState)
            self.parser = parser

        def relation_list_content(self):
            return self.getTypedRuleContext(PSParser.Relation_list_contentContext, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def L_BRACE_VISUAL(self):
            return self.getToken(PSParser.L_BRACE_VISUAL, 0)

        def R_BRACE_VISUAL(self):
            return self.getToken(PSParser.R_BRACE_VISUAL, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_relation_list

        def enterRule(self, listener):
            if hasattr(listener, "enterRelation_list"):
                listener.enterRelation_list(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitRelation_list"):
                listener.exitRelation_list(self)

    def relation_list(self):

        localctx = PSParser.Relation_listContext(self, self._ctx, self.state)
        self.enterRule(localctx, 26, self.RULE_relation_list)
        try:
            self.state = 266
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 13, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 229
                self.relation_list_content()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 230
                self.match(PSParser.L_BRACKET)
                self.state = 231
                self.relation_list_content()
                self.state = 232
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 234
                self.match(PSParser.L_BRACE)
                self.state = 235
                self.relation_list_content()
                self.state = 236
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 238
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 239
                self.relation_list_content()
                self.state = 240
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 242
                self.match(PSParser.L_LEFT)
                self.state = 243
                self.match(PSParser.L_BRACKET)
                self.state = 244
                self.relation_list_content()
                self.state = 245
                self.match(PSParser.R_RIGHT)
                self.state = 246
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 248
                self.match(PSParser.L_LEFT)
                self.state = 249
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 250
                self.relation_list_content()
                self.state = 251
                self.match(PSParser.R_RIGHT)
                self.state = 252
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 254
                self.match(PSParser.ML_LEFT)
                self.state = 255
                self.match(PSParser.L_BRACKET)
                self.state = 256
                self.relation_list_content()
                self.state = 257
                self.match(PSParser.MR_RIGHT)
                self.state = 258
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 260
                self.match(PSParser.ML_LEFT)
                self.state = 261
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 262
                self.relation_list_content()
                self.state = 263
                self.match(PSParser.MR_RIGHT)
                self.state = 264
                self.match(PSParser.R_BRACE_VISUAL)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Relation_list_contentContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Relation_list_contentContext, self).__init__(parent, invokingState)
            self.parser = parser

        def relation(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.RelationContext)
            else:
                return self.getTypedRuleContext(PSParser.RelationContext, i)

        def COMMA(self, i=None):
            if i is None:
                return self.getTokens(PSParser.COMMA)
            else:
                return self.getToken(PSParser.COMMA, i)

        def SEMICOLON(self, i=None):
            if i is None:
                return self.getTokens(PSParser.SEMICOLON)
            else:
                return self.getToken(PSParser.SEMICOLON, i)

        def getRuleIndex(self):
            return PSParser.RULE_relation_list_content

        def enterRule(self, listener):
            if hasattr(listener, "enterRelation_list_content"):
                listener.enterRelation_list_content(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitRelation_list_content"):
                listener.exitRelation_list_content(self)

    def relation_list_content(self):

        localctx = PSParser.Relation_list_contentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 28, self.RULE_relation_list_content)
        self._la = 0  # Token type
        try:
            self.state = 288
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 16, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 268
                self.relation(0)
                self.state = 269
                self.match(PSParser.COMMA)
                self.state = 270
                self.relation(0)
                self.state = 275
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la == PSParser.COMMA:
                    self.state = 271
                    self.match(PSParser.COMMA)
                    self.state = 272
                    self.relation(0)
                    self.state = 277
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 278
                self.relation(0)
                self.state = 279
                self.match(PSParser.SEMICOLON)
                self.state = 280
                self.relation(0)
                self.state = 285
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la == PSParser.SEMICOLON:
                    self.state = 281
                    self.match(PSParser.SEMICOLON)
                    self.state = 282
                    self.relation(0)
                    self.state = 287
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class EqualityContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.EqualityContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def EQUAL(self):
            return self.getToken(PSParser.EQUAL, 0)

        def ASSIGNMENT(self):
            return self.getToken(PSParser.ASSIGNMENT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_equality

        def enterRule(self, listener):
            if hasattr(listener, "enterEquality"):
                listener.enterEquality(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEquality"):
                listener.exitEquality(self)

    def equality(self):

        localctx = PSParser.EqualityContext(self, self._ctx, self.state)
        self.enterRule(localctx, 30, self.RULE_equality)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 290
            self.expr()
            self.state = 291
            _la = self._input.LA(1)
            if not(_la == PSParser.ASSIGNMENT or _la == PSParser.EQUAL):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
            self.state = 292
            self.expr()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class ExprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.ExprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def additive(self):
            return self.getTypedRuleContext(PSParser.AdditiveContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_expr

        def enterRule(self, listener):
            if hasattr(listener, "enterExpr"):
                listener.enterExpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitExpr"):
                listener.exitExpr(self)

    def expr(self):

        localctx = PSParser.ExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 32, self.RULE_expr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 294
            self.additive(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class AdditiveContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.AdditiveContext, self).__init__(parent, invokingState)
            self.parser = parser

        def mp(self):
            return self.getTypedRuleContext(PSParser.MpContext, 0)

        def additive(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.AdditiveContext)
            else:
                return self.getTypedRuleContext(PSParser.AdditiveContext, i)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def getRuleIndex(self):
            return PSParser.RULE_additive

        def enterRule(self, listener):
            if hasattr(listener, "enterAdditive"):
                listener.enterAdditive(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAdditive"):
                listener.exitAdditive(self)

    def additive(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.AdditiveContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 34
        self.enterRecursionRule(localctx, 34, self.RULE_additive, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 297
            self.mp(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 304
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 17, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.AdditiveContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_additive)
                    self.state = 299
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 300
                    _la = self._input.LA(1)
                    if not(_la == PSParser.ADD or _la == PSParser.SUB):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 301
                    self.additive(3)
                self.state = 306
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 17, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class MpContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MpContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary(self):
            return self.getTypedRuleContext(PSParser.UnaryContext, 0)

        def mp(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.MpContext)
            else:
                return self.getTypedRuleContext(PSParser.MpContext, i)

        def MUL(self):
            return self.getToken(PSParser.MUL, 0)

        def CMD_TIMES(self):
            return self.getToken(PSParser.CMD_TIMES, 0)

        def CMD_CDOT(self):
            return self.getToken(PSParser.CMD_CDOT, 0)

        def DIV(self):
            return self.getToken(PSParser.DIV, 0)

        def CMD_DIV(self):
            return self.getToken(PSParser.CMD_DIV, 0)

        def COLON(self):
            return self.getToken(PSParser.COLON, 0)

        def CMD_MOD(self):
            return self.getToken(PSParser.CMD_MOD, 0)

        def getRuleIndex(self):
            return PSParser.RULE_mp

        def enterRule(self, listener):
            if hasattr(listener, "enterMp"):
                listener.enterMp(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMp"):
                listener.exitMp(self)

    def mp(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.MpContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 36
        self.enterRecursionRule(localctx, 36, self.RULE_mp, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 308
            self.unary()
            self._ctx.stop = self._input.LT(-1)
            self.state = 315
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 18, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.MpContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_mp)
                    self.state = 310
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 311
                    _la = self._input.LA(1)
                    if not(_la == PSParser.MUL or _la == PSParser.DIV or ((((_la - 147)) & ~0x3f) == 0 and ((1 << (_la - 147)) & ((1 << (PSParser.CMD_TIMES - 147)) | (1 << (PSParser.CMD_CDOT - 147)) | (1 << (PSParser.CMD_DIV - 147)) | (1 << (PSParser.CMD_MOD - 147)) | (1 << (PSParser.COLON - 147)))) != 0)):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 312
                    self.mp(3)
                self.state = 317
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 18, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class Mp_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Mp_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary_nofunc(self):
            return self.getTypedRuleContext(PSParser.Unary_nofuncContext, 0)

        def mp_nofunc(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Mp_nofuncContext)
            else:
                return self.getTypedRuleContext(PSParser.Mp_nofuncContext, i)

        def MUL(self):
            return self.getToken(PSParser.MUL, 0)

        def CMD_TIMES(self):
            return self.getToken(PSParser.CMD_TIMES, 0)

        def CMD_CDOT(self):
            return self.getToken(PSParser.CMD_CDOT, 0)

        def DIV(self):
            return self.getToken(PSParser.DIV, 0)

        def CMD_DIV(self):
            return self.getToken(PSParser.CMD_DIV, 0)

        def COLON(self):
            return self.getToken(PSParser.COLON, 0)

        def CMD_MOD(self):
            return self.getToken(PSParser.CMD_MOD, 0)

        def getRuleIndex(self):
            return PSParser.RULE_mp_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterMp_nofunc"):
                listener.enterMp_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMp_nofunc"):
                listener.exitMp_nofunc(self)

    def mp_nofunc(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.Mp_nofuncContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 38
        self.enterRecursionRule(localctx, 38, self.RULE_mp_nofunc, _p)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 319
            self.unary_nofunc()
            self._ctx.stop = self._input.LT(-1)
            self.state = 326
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 19, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.Mp_nofuncContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_mp_nofunc)
                    self.state = 321
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 322
                    _la = self._input.LA(1)
                    if not(_la == PSParser.MUL or _la == PSParser.DIV or ((((_la - 147)) & ~0x3f) == 0 and ((1 << (_la - 147)) & ((1 << (PSParser.CMD_TIMES - 147)) | (1 << (PSParser.CMD_CDOT - 147)) | (1 << (PSParser.CMD_DIV - 147)) | (1 << (PSParser.CMD_MOD - 147)) | (1 << (PSParser.COLON - 147)))) != 0)):
                        self._errHandler.recoverInline(self)
                    else:
                        self._errHandler.reportMatch(self)
                        self.consume()
                    self.state = 323
                    self.mp_nofunc(3)
                self.state = 328
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 19, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class UnaryContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.UnaryContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary(self):
            return self.getTypedRuleContext(PSParser.UnaryContext, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def postfix(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.PostfixContext)
            else:
                return self.getTypedRuleContext(PSParser.PostfixContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_unary

        def enterRule(self, listener):
            if hasattr(listener, "enterUnary"):
                listener.enterUnary(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitUnary"):
                listener.exitUnary(self)

    def unary(self):

        localctx = PSParser.UnaryContext(self, self._ctx, self.state)
        self.enterRule(localctx, 40, self.RULE_unary)
        self._la = 0  # Token type
        try:
            self.state = 336
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.ADD, PSParser.SUB]:
                self.enterOuterAlt(localctx, 1)
                self.state = 329
                _la = self._input.LA(1)
                if not(_la == PSParser.ADD or _la == PSParser.SUB):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 330
                self.unary()
                pass
            elif token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.L_PAREN, PSParser.L_GROUP, PSParser.L_BRACE, PSParser.L_BRACE_VISUAL, PSParser.L_BRACE_CMD, PSParser.L_BRACKET, PSParser.L_BRACK, PSParser.BAR, PSParser.L_VERT, PSParser.VERT, PSParser.NORM, PSParser.L_FLOOR, PSParser.LL_CORNER, PSParser.L_CEIL, PSParser.UL_CORNER, PSParser.L_LEFT, PSParser.ML_LEFT, PSParser.FUNC_LIM, PSParser.FUNC_INT, PSParser.FUNC_SUM, PSParser.FUNC_PROD, PSParser.FUNC_LOG, PSParser.FUNC_LN, PSParser.FUNC_EXP, PSParser.FUNC_SIN, PSParser.FUNC_COS, PSParser.FUNC_TAN, PSParser.FUNC_CSC, PSParser.FUNC_SEC, PSParser.FUNC_COT, PSParser.FUNC_ARCSIN, PSParser.FUNC_ARCCOS, PSParser.FUNC_ARCTAN, PSParser.FUNC_ARCCSC, PSParser.FUNC_ARCSEC, PSParser.FUNC_ARCCOT, PSParser.FUNC_SINH, PSParser.FUNC_COSH, PSParser.FUNC_TANH, PSParser.FUNC_ARSINH, PSParser.FUNC_ARCOSH, PSParser.FUNC_ARTANH, PSParser.FUNC_ARCSINH, PSParser.FUNC_ARCCOSH, PSParser.FUNC_ARCTANH, PSParser.FUNC_SQRT, PSParser.FUNC_GCD, PSParser.FUNC_LCM, PSParser.FUNC_FLOOR, PSParser.FUNC_CEIL, PSParser.FUNC_MAX, PSParser.FUNC_MIN, PSParser.FUNC_DET, PSParser.CMD_FRAC, PSParser.CMD_BINOM, PSParser.CMD_MATHIT, PSParser.CMD_OPERATORNAME, PSParser.CMD_MATRIX_START, PSParser.CMD_DET_START, PSParser.DIFFERENTIAL, PSParser.EXP_E, PSParser.LETTER_NO_E, PSParser.NUMBER, PSParser.E_NOTATION, PSParser.PERCENT_NUMBER, PSParser.GREEK_CMD, PSParser.OTHER_SYMBOL_CMD, PSParser.SYMBOL, PSParser.VARIABLE]:
                self.enterOuterAlt(localctx, 2)
                self.state = 332
                self._errHandler.sync(self)
                _alt = 1
                while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                    if _alt == 1:
                        self.state = 331
                        self.postfix()

                    else:
                        raise NoViableAltException(self)
                    self.state = 334
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input, 20, self._ctx)

                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Unary_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Unary_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def unary_nofunc(self):
            return self.getTypedRuleContext(PSParser.Unary_nofuncContext, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def postfix(self):
            return self.getTypedRuleContext(PSParser.PostfixContext, 0)

        def postfix_nofunc(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Postfix_nofuncContext)
            else:
                return self.getTypedRuleContext(PSParser.Postfix_nofuncContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_unary_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterUnary_nofunc"):
                listener.enterUnary_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitUnary_nofunc"):
                listener.exitUnary_nofunc(self)

    def unary_nofunc(self):

        localctx = PSParser.Unary_nofuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 42, self.RULE_unary_nofunc)
        self._la = 0  # Token type
        try:
            self.state = 347
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.ADD, PSParser.SUB]:
                self.enterOuterAlt(localctx, 1)
                self.state = 338
                _la = self._input.LA(1)
                if not(_la == PSParser.ADD or _la == PSParser.SUB):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 339
                self.unary_nofunc()
                pass
            elif token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.L_PAREN, PSParser.L_GROUP, PSParser.L_BRACE, PSParser.L_BRACE_VISUAL, PSParser.L_BRACE_CMD, PSParser.L_BRACKET, PSParser.L_BRACK, PSParser.BAR, PSParser.L_VERT, PSParser.VERT, PSParser.NORM, PSParser.L_FLOOR, PSParser.LL_CORNER, PSParser.L_CEIL, PSParser.UL_CORNER, PSParser.L_LEFT, PSParser.ML_LEFT, PSParser.FUNC_LIM, PSParser.FUNC_INT, PSParser.FUNC_SUM, PSParser.FUNC_PROD, PSParser.FUNC_LOG, PSParser.FUNC_LN, PSParser.FUNC_EXP, PSParser.FUNC_SIN, PSParser.FUNC_COS, PSParser.FUNC_TAN, PSParser.FUNC_CSC, PSParser.FUNC_SEC, PSParser.FUNC_COT, PSParser.FUNC_ARCSIN, PSParser.FUNC_ARCCOS, PSParser.FUNC_ARCTAN, PSParser.FUNC_ARCCSC, PSParser.FUNC_ARCSEC, PSParser.FUNC_ARCCOT, PSParser.FUNC_SINH, PSParser.FUNC_COSH, PSParser.FUNC_TANH, PSParser.FUNC_ARSINH, PSParser.FUNC_ARCOSH, PSParser.FUNC_ARTANH, PSParser.FUNC_ARCSINH, PSParser.FUNC_ARCCOSH, PSParser.FUNC_ARCTANH, PSParser.FUNC_SQRT, PSParser.FUNC_GCD, PSParser.FUNC_LCM, PSParser.FUNC_FLOOR, PSParser.FUNC_CEIL, PSParser.FUNC_MAX, PSParser.FUNC_MIN, PSParser.FUNC_DET, PSParser.CMD_FRAC, PSParser.CMD_BINOM, PSParser.CMD_MATHIT, PSParser.CMD_OPERATORNAME, PSParser.CMD_MATRIX_START, PSParser.CMD_DET_START, PSParser.DIFFERENTIAL, PSParser.EXP_E, PSParser.LETTER_NO_E, PSParser.NUMBER, PSParser.E_NOTATION, PSParser.PERCENT_NUMBER, PSParser.GREEK_CMD, PSParser.OTHER_SYMBOL_CMD, PSParser.SYMBOL, PSParser.VARIABLE]:
                self.enterOuterAlt(localctx, 2)
                self.state = 340
                self.postfix()
                self.state = 344
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 22, self._ctx)
                while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                    if _alt == 1:
                        self.state = 341
                        self.postfix_nofunc()
                    self.state = 346
                    self._errHandler.sync(self)
                    _alt = self._interp.adaptivePredict(self._input, 22, self._ctx)

                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class PostfixContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.PostfixContext, self).__init__(parent, invokingState)
            self.parser = parser

        def exp(self):
            return self.getTypedRuleContext(PSParser.ExpContext, 0)

        def postfix_op(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Postfix_opContext)
            else:
                return self.getTypedRuleContext(PSParser.Postfix_opContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_postfix

        def enterRule(self, listener):
            if hasattr(listener, "enterPostfix"):
                listener.enterPostfix(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitPostfix"):
                listener.exitPostfix(self)

    def postfix(self):

        localctx = PSParser.PostfixContext(self, self._ctx, self.state)
        self.enterRule(localctx, 44, self.RULE_postfix)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 349
            self.exp(0)
            self.state = 353
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 24, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 350
                    self.postfix_op()
                self.state = 355
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 24, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Postfix_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Postfix_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def exp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Exp_nofuncContext, 0)

        def postfix_op(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.Postfix_opContext)
            else:
                return self.getTypedRuleContext(PSParser.Postfix_opContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_postfix_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterPostfix_nofunc"):
                listener.enterPostfix_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitPostfix_nofunc"):
                listener.exitPostfix_nofunc(self)

    def postfix_nofunc(self):

        localctx = PSParser.Postfix_nofuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 46, self.RULE_postfix_nofunc)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 356
            self.exp_nofunc(0)
            self.state = 360
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 25, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    self.state = 357
                    self.postfix_op()
                self.state = 362
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 25, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Postfix_opContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Postfix_opContext, self).__init__(parent, invokingState)
            self.parser = parser

        def BANG(self):
            return self.getToken(PSParser.BANG, 0)

        def eval_at(self):
            return self.getTypedRuleContext(PSParser.Eval_atContext, 0)

        def transpose(self):
            return self.getTypedRuleContext(PSParser.TransposeContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_postfix_op

        def enterRule(self, listener):
            if hasattr(listener, "enterPostfix_op"):
                listener.enterPostfix_op(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitPostfix_op"):
                listener.exitPostfix_op(self)

    def postfix_op(self):

        localctx = PSParser.Postfix_opContext(self, self._ctx, self.state)
        self.enterRule(localctx, 48, self.RULE_postfix_op)
        try:
            self.state = 366
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.BANG]:
                self.enterOuterAlt(localctx, 1)
                self.state = 363
                self.match(PSParser.BANG)
                pass
            elif token in [PSParser.BAR]:
                self.enterOuterAlt(localctx, 2)
                self.state = 364
                self.eval_at()
                pass
            elif token in [PSParser.T__40, PSParser.T__41, PSParser.T__42, PSParser.T__43]:
                self.enterOuterAlt(localctx, 3)
                self.state = 365
                self.transpose()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Eval_atContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Eval_atContext, self).__init__(parent, invokingState)
            self.parser = parser

        def BAR(self):
            return self.getToken(PSParser.BAR, 0)

        def eval_at_sup(self):
            return self.getTypedRuleContext(PSParser.Eval_at_supContext, 0)

        def eval_at_sub(self):
            return self.getTypedRuleContext(PSParser.Eval_at_subContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_eval_at

        def enterRule(self, listener):
            if hasattr(listener, "enterEval_at"):
                listener.enterEval_at(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEval_at"):
                listener.exitEval_at(self)

    def eval_at(self):

        localctx = PSParser.Eval_atContext(self, self._ctx, self.state)
        self.enterRule(localctx, 50, self.RULE_eval_at)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 368
            self.match(PSParser.BAR)
            self.state = 374
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 27, self._ctx)
            if la_ == 1:
                self.state = 369
                self.eval_at_sup()
                pass

            elif la_ == 2:
                self.state = 370
                self.eval_at_sub()
                pass

            elif la_ == 3:
                self.state = 371
                self.eval_at_sup()
                self.state = 372
                self.eval_at_sub()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Eval_at_subContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Eval_at_subContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_eval_at_sub

        def enterRule(self, listener):
            if hasattr(listener, "enterEval_at_sub"):
                listener.enterEval_at_sub(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEval_at_sub"):
                listener.exitEval_at_sub(self)

    def eval_at_sub(self):

        localctx = PSParser.Eval_at_subContext(self, self._ctx, self.state)
        self.enterRule(localctx, 52, self.RULE_eval_at_sub)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 376
            self.match(PSParser.UNDERSCORE)
            self.state = 377
            self.match(PSParser.L_BRACE)
            self.state = 380
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 28, self._ctx)
            if la_ == 1:
                self.state = 378
                self.expr()
                pass

            elif la_ == 2:
                self.state = 379
                self.equality()
                pass

            self.state = 382
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Eval_at_supContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Eval_at_supContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_eval_at_sup

        def enterRule(self, listener):
            if hasattr(listener, "enterEval_at_sup"):
                listener.enterEval_at_sup(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitEval_at_sup"):
                listener.exitEval_at_sup(self)

    def eval_at_sup(self):

        localctx = PSParser.Eval_at_supContext(self, self._ctx, self.state)
        self.enterRule(localctx, 54, self.RULE_eval_at_sup)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 384
            self.match(PSParser.CARET)
            self.state = 385
            self.match(PSParser.L_BRACE)
            self.state = 388
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 29, self._ctx)
            if la_ == 1:
                self.state = 386
                self.expr()
                pass

            elif la_ == 2:
                self.state = 387
                self.equality()
                pass

            self.state = 390
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class ExpContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.ExpContext, self).__init__(parent, invokingState)
            self.parser = parser

        def comp(self):
            return self.getTypedRuleContext(PSParser.CompContext, 0)

        def exp(self):
            return self.getTypedRuleContext(PSParser.ExpContext, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_exp

        def enterRule(self, listener):
            if hasattr(listener, "enterExp"):
                listener.enterExp(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitExp"):
                listener.exitExp(self)

    def exp(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.ExpContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 56
        self.enterRecursionRule(localctx, 56, self.RULE_exp, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 393
            self.comp()
            self._ctx.stop = self._input.LT(-1)
            self.state = 409
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 32, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.ExpContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_exp)
                    self.state = 395
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 396
                    self.match(PSParser.CARET)
                    self.state = 402
                    self._errHandler.sync(self)
                    token = self._input.LA(1)
                    if token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.CMD_MATHIT, PSParser.DIFFERENTIAL, PSParser.LETTER_NO_E, PSParser.NUMBER, PSParser.E_NOTATION, PSParser.PERCENT_NUMBER, PSParser.GREEK_CMD, PSParser.OTHER_SYMBOL_CMD, PSParser.SYMBOL, PSParser.VARIABLE]:
                        self.state = 397
                        self.atom()
                        pass
                    elif token in [PSParser.L_BRACE]:
                        self.state = 398
                        self.match(PSParser.L_BRACE)
                        self.state = 399
                        self.expr()
                        self.state = 400
                        self.match(PSParser.R_BRACE)
                        pass
                    else:
                        raise NoViableAltException(self)

                    self.state = 405
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input, 31, self._ctx)
                    if la_ == 1:
                        self.state = 404
                        self.subexpr()

                self.state = 411
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 32, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class Exp_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Exp_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def comp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Comp_nofuncContext, 0)

        def exp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Exp_nofuncContext, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_exp_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterExp_nofunc"):
                listener.enterExp_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitExp_nofunc"):
                listener.exitExp_nofunc(self)

    def exp_nofunc(self, _p=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = PSParser.Exp_nofuncContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 58
        self.enterRecursionRule(localctx, 58, self.RULE_exp_nofunc, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 413
            self.comp_nofunc()
            self._ctx.stop = self._input.LT(-1)
            self.state = 429
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input, 35, self._ctx)
            while _alt != 2 and _alt != ATN.INVALID_ALT_NUMBER:
                if _alt == 1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = PSParser.Exp_nofuncContext(self, _parentctx, _parentState)
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_exp_nofunc)
                    self.state = 415
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 416
                    self.match(PSParser.CARET)
                    self.state = 422
                    self._errHandler.sync(self)
                    token = self._input.LA(1)
                    if token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.CMD_MATHIT, PSParser.DIFFERENTIAL, PSParser.LETTER_NO_E, PSParser.NUMBER, PSParser.E_NOTATION, PSParser.PERCENT_NUMBER, PSParser.GREEK_CMD, PSParser.OTHER_SYMBOL_CMD, PSParser.SYMBOL, PSParser.VARIABLE]:
                        self.state = 417
                        self.atom()
                        pass
                    elif token in [PSParser.L_BRACE]:
                        self.state = 418
                        self.match(PSParser.L_BRACE)
                        self.state = 419
                        self.expr()
                        self.state = 420
                        self.match(PSParser.R_BRACE)
                        pass
                    else:
                        raise NoViableAltException(self)

                    self.state = 425
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input, 34, self._ctx)
                    if la_ == 1:
                        self.state = 424
                        self.subexpr()

                self.state = 431
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input, 35, self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx

    class CompContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.CompContext, self).__init__(parent, invokingState)
            self.parser = parser

        def group(self):
            return self.getTypedRuleContext(PSParser.GroupContext, 0)

        def norm_group(self):
            return self.getTypedRuleContext(PSParser.Norm_groupContext, 0)

        def abs_group(self):
            return self.getTypedRuleContext(PSParser.Abs_groupContext, 0)

        def floor_group(self):
            return self.getTypedRuleContext(PSParser.Floor_groupContext, 0)

        def ceil_group(self):
            return self.getTypedRuleContext(PSParser.Ceil_groupContext, 0)

        def func(self):
            return self.getTypedRuleContext(PSParser.FuncContext, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def frac(self):
            return self.getTypedRuleContext(PSParser.FracContext, 0)

        def binom(self):
            return self.getTypedRuleContext(PSParser.BinomContext, 0)

        def matrix(self):
            return self.getTypedRuleContext(PSParser.MatrixContext, 0)

        def det(self):
            return self.getTypedRuleContext(PSParser.DetContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_comp

        def enterRule(self, listener):
            if hasattr(listener, "enterComp"):
                listener.enterComp(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitComp"):
                listener.exitComp(self)

    def comp(self):

        localctx = PSParser.CompContext(self, self._ctx, self.state)
        self.enterRule(localctx, 60, self.RULE_comp)
        try:
            self.state = 443
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 36, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 432
                self.group()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 433
                self.norm_group()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 434
                self.abs_group()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 435
                self.floor_group()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 436
                self.ceil_group()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 437
                self.func()
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 438
                self.atom()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 439
                self.frac()
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 440
                self.binom()
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 441
                self.matrix()
                pass

            elif la_ == 11:
                self.enterOuterAlt(localctx, 11)
                self.state = 442
                self.det()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Comp_nofuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Comp_nofuncContext, self).__init__(parent, invokingState)
            self.parser = parser

        def group(self):
            return self.getTypedRuleContext(PSParser.GroupContext, 0)

        def norm_group(self):
            return self.getTypedRuleContext(PSParser.Norm_groupContext, 0)

        def abs_group(self):
            return self.getTypedRuleContext(PSParser.Abs_groupContext, 0)

        def floor_group(self):
            return self.getTypedRuleContext(PSParser.Floor_groupContext, 0)

        def ceil_group(self):
            return self.getTypedRuleContext(PSParser.Ceil_groupContext, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def frac(self):
            return self.getTypedRuleContext(PSParser.FracContext, 0)

        def binom(self):
            return self.getTypedRuleContext(PSParser.BinomContext, 0)

        def matrix(self):
            return self.getTypedRuleContext(PSParser.MatrixContext, 0)

        def det(self):
            return self.getTypedRuleContext(PSParser.DetContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_comp_nofunc

        def enterRule(self, listener):
            if hasattr(listener, "enterComp_nofunc"):
                listener.enterComp_nofunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitComp_nofunc"):
                listener.exitComp_nofunc(self)

    def comp_nofunc(self):

        localctx = PSParser.Comp_nofuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 62, self.RULE_comp_nofunc)
        try:
            self.state = 455
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 37, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 445
                self.group()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 446
                self.norm_group()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 447
                self.abs_group()
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 448
                self.floor_group()
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 449
                self.ceil_group()
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 450
                self.atom()
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 451
                self.frac()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 452
                self.binom()
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 453
                self.matrix()
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 454
                self.det()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class GroupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.GroupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def L_PAREN(self):
            return self.getToken(PSParser.L_PAREN, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_PAREN(self):
            return self.getToken(PSParser.R_PAREN, 0)

        def L_GROUP(self):
            return self.getToken(PSParser.L_GROUP, 0)

        def R_GROUP(self):
            return self.getToken(PSParser.R_GROUP, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def L_BRACE_VISUAL(self):
            return self.getToken(PSParser.L_BRACE_VISUAL, 0)

        def R_BRACE_VISUAL(self):
            return self.getToken(PSParser.R_BRACE_VISUAL, 0)

        def L_BRACE_CMD(self):
            return self.getToken(PSParser.L_BRACE_CMD, 0)

        def R_BRACE_CMD(self):
            return self.getToken(PSParser.R_BRACE_CMD, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def L_BRACK(self):
            return self.getToken(PSParser.L_BRACK, 0)

        def R_BRACK(self):
            return self.getToken(PSParser.R_BRACK, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_group

        def enterRule(self, listener):
            if hasattr(listener, "enterGroup"):
                listener.enterGroup(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitGroup"):
                listener.exitGroup(self)

    def group(self):

        localctx = PSParser.GroupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 64, self.RULE_group)
        try:
            self.state = 569
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 38, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 457
                self.match(PSParser.L_PAREN)
                self.state = 458
                self.expr()
                self.state = 459
                self.match(PSParser.R_PAREN)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 461
                self.match(PSParser.L_GROUP)
                self.state = 462
                self.expr()
                self.state = 463
                self.match(PSParser.R_GROUP)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 465
                self.match(PSParser.L_BRACE)
                self.state = 466
                self.expr()
                self.state = 467
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 469
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 470
                self.expr()
                self.state = 471
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 473
                self.match(PSParser.L_BRACE_CMD)
                self.state = 474
                self.expr()
                self.state = 475
                self.match(PSParser.R_BRACE_CMD)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 477
                self.match(PSParser.L_BRACKET)
                self.state = 478
                self.expr()
                self.state = 479
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 481
                self.match(PSParser.L_BRACK)
                self.state = 482
                self.expr()
                self.state = 483
                self.match(PSParser.R_BRACK)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 485
                self.match(PSParser.L_LEFT)
                self.state = 486
                self.match(PSParser.L_PAREN)
                self.state = 487
                self.expr()
                self.state = 488
                self.match(PSParser.R_RIGHT)
                self.state = 489
                self.match(PSParser.R_PAREN)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 491
                self.match(PSParser.L_LEFT)
                self.state = 492
                self.match(PSParser.L_GROUP)
                self.state = 493
                self.expr()
                self.state = 494
                self.match(PSParser.R_RIGHT)
                self.state = 495
                self.match(PSParser.R_GROUP)
                pass

            elif la_ == 10:
                self.enterOuterAlt(localctx, 10)
                self.state = 497
                self.match(PSParser.L_LEFT)
                self.state = 498
                self.match(PSParser.L_BRACE)
                self.state = 499
                self.expr()
                self.state = 500
                self.match(PSParser.R_RIGHT)
                self.state = 501
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 11:
                self.enterOuterAlt(localctx, 11)
                self.state = 503
                self.match(PSParser.L_LEFT)
                self.state = 504
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 505
                self.expr()
                self.state = 506
                self.match(PSParser.R_RIGHT)
                self.state = 507
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 12:
                self.enterOuterAlt(localctx, 12)
                self.state = 509
                self.match(PSParser.L_LEFT)
                self.state = 510
                self.match(PSParser.L_BRACE_CMD)
                self.state = 511
                self.expr()
                self.state = 512
                self.match(PSParser.R_RIGHT)
                self.state = 513
                self.match(PSParser.R_BRACE_CMD)
                pass

            elif la_ == 13:
                self.enterOuterAlt(localctx, 13)
                self.state = 515
                self.match(PSParser.L_LEFT)
                self.state = 516
                self.match(PSParser.L_BRACKET)
                self.state = 517
                self.expr()
                self.state = 518
                self.match(PSParser.R_RIGHT)
                self.state = 519
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 14:
                self.enterOuterAlt(localctx, 14)
                self.state = 521
                self.match(PSParser.L_LEFT)
                self.state = 522
                self.match(PSParser.L_BRACK)
                self.state = 523
                self.expr()
                self.state = 524
                self.match(PSParser.R_RIGHT)
                self.state = 525
                self.match(PSParser.R_BRACK)
                pass

            elif la_ == 15:
                self.enterOuterAlt(localctx, 15)
                self.state = 527
                self.match(PSParser.ML_LEFT)
                self.state = 528
                self.match(PSParser.L_PAREN)
                self.state = 529
                self.expr()
                self.state = 530
                self.match(PSParser.MR_RIGHT)
                self.state = 531
                self.match(PSParser.R_PAREN)
                pass

            elif la_ == 16:
                self.enterOuterAlt(localctx, 16)
                self.state = 533
                self.match(PSParser.ML_LEFT)
                self.state = 534
                self.match(PSParser.L_GROUP)
                self.state = 535
                self.expr()
                self.state = 536
                self.match(PSParser.MR_RIGHT)
                self.state = 537
                self.match(PSParser.R_GROUP)
                pass

            elif la_ == 17:
                self.enterOuterAlt(localctx, 17)
                self.state = 539
                self.match(PSParser.ML_LEFT)
                self.state = 540
                self.match(PSParser.L_BRACE)
                self.state = 541
                self.expr()
                self.state = 542
                self.match(PSParser.MR_RIGHT)
                self.state = 543
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 18:
                self.enterOuterAlt(localctx, 18)
                self.state = 545
                self.match(PSParser.ML_LEFT)
                self.state = 546
                self.match(PSParser.L_BRACE_VISUAL)
                self.state = 547
                self.expr()
                self.state = 548
                self.match(PSParser.MR_RIGHT)
                self.state = 549
                self.match(PSParser.R_BRACE_VISUAL)
                pass

            elif la_ == 19:
                self.enterOuterAlt(localctx, 19)
                self.state = 551
                self.match(PSParser.ML_LEFT)
                self.state = 552
                self.match(PSParser.L_BRACE_CMD)
                self.state = 553
                self.expr()
                self.state = 554
                self.match(PSParser.MR_RIGHT)
                self.state = 555
                self.match(PSParser.R_BRACE_CMD)
                pass

            elif la_ == 20:
                self.enterOuterAlt(localctx, 20)
                self.state = 557
                self.match(PSParser.ML_LEFT)
                self.state = 558
                self.match(PSParser.L_BRACKET)
                self.state = 559
                self.expr()
                self.state = 560
                self.match(PSParser.MR_RIGHT)
                self.state = 561
                self.match(PSParser.R_BRACKET)
                pass

            elif la_ == 21:
                self.enterOuterAlt(localctx, 21)
                self.state = 563
                self.match(PSParser.ML_LEFT)
                self.state = 564
                self.match(PSParser.L_BRACK)
                self.state = 565
                self.expr()
                self.state = 566
                self.match(PSParser.MR_RIGHT)
                self.state = 567
                self.match(PSParser.R_BRACK)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Norm_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Norm_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def NORM(self, i=None):
            if i is None:
                return self.getTokens(PSParser.NORM)
            else:
                return self.getToken(PSParser.NORM, i)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_norm_group

        def enterRule(self, listener):
            if hasattr(listener, "enterNorm_group"):
                listener.enterNorm_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitNorm_group"):
                listener.exitNorm_group(self)

    def norm_group(self):

        localctx = PSParser.Norm_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 66, self.RULE_norm_group)
        try:
            self.state = 587
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.NORM]:
                self.enterOuterAlt(localctx, 1)
                self.state = 571
                self.match(PSParser.NORM)
                self.state = 572
                self.expr()
                self.state = 573
                self.match(PSParser.NORM)
                pass
            elif token in [PSParser.L_LEFT]:
                self.enterOuterAlt(localctx, 2)
                self.state = 575
                self.match(PSParser.L_LEFT)
                self.state = 576
                self.match(PSParser.NORM)
                self.state = 577
                self.expr()
                self.state = 578
                self.match(PSParser.R_RIGHT)
                self.state = 579
                self.match(PSParser.NORM)
                pass
            elif token in [PSParser.ML_LEFT]:
                self.enterOuterAlt(localctx, 3)
                self.state = 581
                self.match(PSParser.ML_LEFT)
                self.state = 582
                self.match(PSParser.NORM)
                self.state = 583
                self.expr()
                self.state = 584
                self.match(PSParser.MR_RIGHT)
                self.state = 585
                self.match(PSParser.NORM)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Abs_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Abs_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def BAR(self, i=None):
            if i is None:
                return self.getTokens(PSParser.BAR)
            else:
                return self.getToken(PSParser.BAR, i)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def L_VERT(self):
            return self.getToken(PSParser.L_VERT, 0)

        def R_VERT(self):
            return self.getToken(PSParser.R_VERT, 0)

        def VERT(self, i=None):
            if i is None:
                return self.getTokens(PSParser.VERT)
            else:
                return self.getToken(PSParser.VERT, i)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_abs_group

        def enterRule(self, listener):
            if hasattr(listener, "enterAbs_group"):
                listener.enterAbs_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAbs_group"):
                listener.exitAbs_group(self)

    def abs_group(self):

        localctx = PSParser.Abs_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 68, self.RULE_abs_group)
        try:
            self.state = 637
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 40, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 589
                self.match(PSParser.BAR)
                self.state = 590
                self.expr()
                self.state = 591
                self.match(PSParser.BAR)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 593
                self.match(PSParser.L_VERT)
                self.state = 594
                self.expr()
                self.state = 595
                self.match(PSParser.R_VERT)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 597
                self.match(PSParser.VERT)
                self.state = 598
                self.expr()
                self.state = 599
                self.match(PSParser.VERT)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 601
                self.match(PSParser.L_LEFT)
                self.state = 602
                self.match(PSParser.BAR)
                self.state = 603
                self.expr()
                self.state = 604
                self.match(PSParser.R_RIGHT)
                self.state = 605
                self.match(PSParser.BAR)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 607
                self.match(PSParser.L_LEFT)
                self.state = 608
                self.match(PSParser.L_VERT)
                self.state = 609
                self.expr()
                self.state = 610
                self.match(PSParser.R_RIGHT)
                self.state = 611
                self.match(PSParser.R_VERT)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 613
                self.match(PSParser.L_LEFT)
                self.state = 614
                self.match(PSParser.VERT)
                self.state = 615
                self.expr()
                self.state = 616
                self.match(PSParser.R_RIGHT)
                self.state = 617
                self.match(PSParser.VERT)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 619
                self.match(PSParser.ML_LEFT)
                self.state = 620
                self.match(PSParser.BAR)
                self.state = 621
                self.expr()
                self.state = 622
                self.match(PSParser.MR_RIGHT)
                self.state = 623
                self.match(PSParser.BAR)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 625
                self.match(PSParser.ML_LEFT)
                self.state = 626
                self.match(PSParser.L_VERT)
                self.state = 627
                self.expr()
                self.state = 628
                self.match(PSParser.MR_RIGHT)
                self.state = 629
                self.match(PSParser.R_VERT)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 631
                self.match(PSParser.ML_LEFT)
                self.state = 632
                self.match(PSParser.VERT)
                self.state = 633
                self.expr()
                self.state = 634
                self.match(PSParser.MR_RIGHT)
                self.state = 635
                self.match(PSParser.VERT)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Floor_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Floor_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def L_FLOOR(self):
            return self.getToken(PSParser.L_FLOOR, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_FLOOR(self):
            return self.getToken(PSParser.R_FLOOR, 0)

        def LL_CORNER(self):
            return self.getToken(PSParser.LL_CORNER, 0)

        def LR_CORNER(self):
            return self.getToken(PSParser.LR_CORNER, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_floor_group

        def enterRule(self, listener):
            if hasattr(listener, "enterFloor_group"):
                listener.enterFloor_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFloor_group"):
                listener.exitFloor_group(self)

    def floor_group(self):

        localctx = PSParser.Floor_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 70, self.RULE_floor_group)
        try:
            self.state = 671
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 41, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 639
                self.match(PSParser.L_FLOOR)
                self.state = 640
                self.expr()
                self.state = 641
                self.match(PSParser.R_FLOOR)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 643
                self.match(PSParser.LL_CORNER)
                self.state = 644
                self.expr()
                self.state = 645
                self.match(PSParser.LR_CORNER)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 647
                self.match(PSParser.L_LEFT)
                self.state = 648
                self.match(PSParser.L_FLOOR)
                self.state = 649
                self.expr()
                self.state = 650
                self.match(PSParser.R_RIGHT)
                self.state = 651
                self.match(PSParser.R_FLOOR)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 653
                self.match(PSParser.L_LEFT)
                self.state = 654
                self.match(PSParser.LL_CORNER)
                self.state = 655
                self.expr()
                self.state = 656
                self.match(PSParser.R_RIGHT)
                self.state = 657
                self.match(PSParser.LR_CORNER)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 659
                self.match(PSParser.ML_LEFT)
                self.state = 660
                self.match(PSParser.L_FLOOR)
                self.state = 661
                self.expr()
                self.state = 662
                self.match(PSParser.MR_RIGHT)
                self.state = 663
                self.match(PSParser.R_FLOOR)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 665
                self.match(PSParser.ML_LEFT)
                self.state = 666
                self.match(PSParser.LL_CORNER)
                self.state = 667
                self.expr()
                self.state = 668
                self.match(PSParser.MR_RIGHT)
                self.state = 669
                self.match(PSParser.LR_CORNER)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Ceil_groupContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Ceil_groupContext, self).__init__(parent, invokingState)
            self.parser = parser

        def L_CEIL(self):
            return self.getToken(PSParser.L_CEIL, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_CEIL(self):
            return self.getToken(PSParser.R_CEIL, 0)

        def UL_CORNER(self):
            return self.getToken(PSParser.UL_CORNER, 0)

        def UR_CORNER(self):
            return self.getToken(PSParser.UR_CORNER, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def getRuleIndex(self):
            return PSParser.RULE_ceil_group

        def enterRule(self, listener):
            if hasattr(listener, "enterCeil_group"):
                listener.enterCeil_group(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitCeil_group"):
                listener.exitCeil_group(self)

    def ceil_group(self):

        localctx = PSParser.Ceil_groupContext(self, self._ctx, self.state)
        self.enterRule(localctx, 72, self.RULE_ceil_group)
        try:
            self.state = 705
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 42, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 673
                self.match(PSParser.L_CEIL)
                self.state = 674
                self.expr()
                self.state = 675
                self.match(PSParser.R_CEIL)
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 677
                self.match(PSParser.UL_CORNER)
                self.state = 678
                self.expr()
                self.state = 679
                self.match(PSParser.UR_CORNER)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 681
                self.match(PSParser.L_LEFT)
                self.state = 682
                self.match(PSParser.L_CEIL)
                self.state = 683
                self.expr()
                self.state = 684
                self.match(PSParser.R_RIGHT)
                self.state = 685
                self.match(PSParser.R_CEIL)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 687
                self.match(PSParser.L_LEFT)
                self.state = 688
                self.match(PSParser.UL_CORNER)
                self.state = 689
                self.expr()
                self.state = 690
                self.match(PSParser.R_RIGHT)
                self.state = 691
                self.match(PSParser.UR_CORNER)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 693
                self.match(PSParser.ML_LEFT)
                self.state = 694
                self.match(PSParser.L_CEIL)
                self.state = 695
                self.expr()
                self.state = 696
                self.match(PSParser.MR_RIGHT)
                self.state = 697
                self.match(PSParser.R_CEIL)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 699
                self.match(PSParser.ML_LEFT)
                self.state = 700
                self.match(PSParser.UL_CORNER)
                self.state = 701
                self.expr()
                self.state = 702
                self.match(PSParser.MR_RIGHT)
                self.state = 703
                self.match(PSParser.UR_CORNER)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class AccentContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.AccentContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.base = None  # ExprContext

        def accent_symbol(self):
            return self.getTypedRuleContext(PSParser.Accent_symbolContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_accent

        def enterRule(self, listener):
            if hasattr(listener, "enterAccent"):
                listener.enterAccent(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAccent"):
                listener.exitAccent(self)

    def accent(self):

        localctx = PSParser.AccentContext(self, self._ctx, self.state)
        self.enterRule(localctx, 74, self.RULE_accent)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 707
            self.accent_symbol()
            self.state = 708
            self.match(PSParser.L_BRACE)
            self.state = 709
            localctx.base = self.expr()
            self.state = 710
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Atom_expr_no_supexprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Atom_expr_no_supexprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def GREEK_CMD(self):
            return self.getToken(PSParser.GREEK_CMD, 0)

        def OTHER_SYMBOL_CMD(self):
            return self.getToken(PSParser.OTHER_SYMBOL_CMD, 0)

        def accent(self):
            return self.getTypedRuleContext(PSParser.AccentContext, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_atom_expr_no_supexpr

        def enterRule(self, listener):
            if hasattr(listener, "enterAtom_expr_no_supexpr"):
                listener.enterAtom_expr_no_supexpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAtom_expr_no_supexpr"):
                listener.exitAtom_expr_no_supexpr(self)

    def atom_expr_no_supexpr(self):

        localctx = PSParser.Atom_expr_no_supexprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 76, self.RULE_atom_expr_no_supexpr)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 716
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.LETTER_NO_E]:
                self.state = 712
                self.match(PSParser.LETTER_NO_E)
                pass
            elif token in [PSParser.GREEK_CMD]:
                self.state = 713
                self.match(PSParser.GREEK_CMD)
                pass
            elif token in [PSParser.OTHER_SYMBOL_CMD]:
                self.state = 714
                self.match(PSParser.OTHER_SYMBOL_CMD)
                pass
            elif token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.CMD_MATHIT]:
                self.state = 715
                self.accent()
                pass
            else:
                raise NoViableAltException(self)

            self.state = 719
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == PSParser.UNDERSCORE:
                self.state = 718
                self.subexpr()

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Atom_exprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Atom_exprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def GREEK_CMD(self):
            return self.getToken(PSParser.GREEK_CMD, 0)

        def OTHER_SYMBOL_CMD(self):
            return self.getToken(PSParser.OTHER_SYMBOL_CMD, 0)

        def accent(self):
            return self.getTypedRuleContext(PSParser.AccentContext, 0)

        def supexpr(self):
            return self.getTypedRuleContext(PSParser.SupexprContext, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_atom_expr

        def enterRule(self, listener):
            if hasattr(listener, "enterAtom_expr"):
                listener.enterAtom_expr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAtom_expr"):
                listener.exitAtom_expr(self)

    def atom_expr(self):

        localctx = PSParser.Atom_exprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 78, self.RULE_atom_expr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 725
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.LETTER_NO_E]:
                self.state = 721
                self.match(PSParser.LETTER_NO_E)
                pass
            elif token in [PSParser.GREEK_CMD]:
                self.state = 722
                self.match(PSParser.GREEK_CMD)
                pass
            elif token in [PSParser.OTHER_SYMBOL_CMD]:
                self.state = 723
                self.match(PSParser.OTHER_SYMBOL_CMD)
                pass
            elif token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.CMD_MATHIT]:
                self.state = 724
                self.accent()
                pass
            else:
                raise NoViableAltException(self)

            self.state = 735
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 46, self._ctx)
            if la_ == 1:
                self.state = 727
                self.supexpr()
                self.state = 728
                self.subexpr()

            elif la_ == 2:
                self.state = 730
                self.subexpr()
                self.state = 731
                self.supexpr()

            elif la_ == 3:
                self.state = 733
                self.subexpr()

            elif la_ == 4:
                self.state = 734
                self.supexpr()

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class AtomContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.AtomContext, self).__init__(parent, invokingState)
            self.parser = parser

        def atom_expr(self):
            return self.getTypedRuleContext(PSParser.Atom_exprContext, 0)

        def SYMBOL(self):
            return self.getToken(PSParser.SYMBOL, 0)

        def NUMBER(self):
            return self.getToken(PSParser.NUMBER, 0)

        def PERCENT_NUMBER(self):
            return self.getToken(PSParser.PERCENT_NUMBER, 0)

        def E_NOTATION(self):
            return self.getToken(PSParser.E_NOTATION, 0)

        def DIFFERENTIAL(self):
            return self.getToken(PSParser.DIFFERENTIAL, 0)

        def mathit(self):
            return self.getTypedRuleContext(PSParser.MathitContext, 0)

        def VARIABLE(self):
            return self.getToken(PSParser.VARIABLE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_atom

        def enterRule(self, listener):
            if hasattr(listener, "enterAtom"):
                listener.enterAtom(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitAtom"):
                listener.exitAtom(self)

    def atom(self):

        localctx = PSParser.AtomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 80, self.RULE_atom)
        try:
            self.state = 745
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 47, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 737
                self.atom_expr()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 738
                self.match(PSParser.SYMBOL)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 739
                self.match(PSParser.NUMBER)
                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 740
                self.match(PSParser.PERCENT_NUMBER)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 741
                self.match(PSParser.E_NOTATION)
                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 742
                self.match(PSParser.DIFFERENTIAL)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 743
                self.mathit()
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 744
                self.match(PSParser.VARIABLE)
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class MathitContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.MathitContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CMD_MATHIT(self):
            return self.getToken(PSParser.CMD_MATHIT, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def mathit_text(self):
            return self.getTypedRuleContext(PSParser.Mathit_textContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_mathit

        def enterRule(self, listener):
            if hasattr(listener, "enterMathit"):
                listener.enterMathit(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMathit"):
                listener.exitMathit(self)

    def mathit(self):

        localctx = PSParser.MathitContext(self, self._ctx, self.state)
        self.enterRule(localctx, 82, self.RULE_mathit)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 747
            self.match(PSParser.CMD_MATHIT)
            self.state = 748
            self.match(PSParser.L_BRACE)
            self.state = 749
            self.mathit_text()
            self.state = 750
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Mathit_textContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Mathit_textContext, self).__init__(parent, invokingState)
            self.parser = parser

        def LETTER_NO_E(self, i=None):
            if i is None:
                return self.getTokens(PSParser.LETTER_NO_E)
            else:
                return self.getToken(PSParser.LETTER_NO_E, i)

        def E_NOTATION_E(self, i=None):
            if i is None:
                return self.getTokens(PSParser.E_NOTATION_E)
            else:
                return self.getToken(PSParser.E_NOTATION_E, i)

        def EXP_E(self, i=None):
            if i is None:
                return self.getTokens(PSParser.EXP_E)
            else:
                return self.getToken(PSParser.EXP_E, i)

        def getRuleIndex(self):
            return PSParser.RULE_mathit_text

        def enterRule(self, listener):
            if hasattr(listener, "enterMathit_text"):
                listener.enterMathit_text(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitMathit_text"):
                listener.exitMathit_text(self)

    def mathit_text(self):

        localctx = PSParser.Mathit_textContext(self, self._ctx, self.state)
        self.enterRule(localctx, 84, self.RULE_mathit_text)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 753
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while True:
                self.state = 752
                _la = self._input.LA(1)
                if not(((((_la - 174)) & ~0x3f) == 0 and ((1 << (_la - 174)) & ((1 << (PSParser.EXP_E - 174)) | (1 << (PSParser.E_NOTATION_E - 174)) | (1 << (PSParser.LETTER_NO_E - 174)))) != 0)):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 755
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if not (((((_la - 174)) & ~0x3f) == 0 and ((1 << (_la - 174)) & ((1 << (PSParser.EXP_E - 174)) | (1 << (PSParser.E_NOTATION_E - 174)) | (1 << (PSParser.LETTER_NO_E - 174)))) != 0)):
                    break

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class FracContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.FracContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.upper = None  # ExprContext
            self.lower = None  # ExprContext

        def CMD_FRAC(self):
            return self.getToken(PSParser.CMD_FRAC, 0)

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def getRuleIndex(self):
            return PSParser.RULE_frac

        def enterRule(self, listener):
            if hasattr(listener, "enterFrac"):
                listener.enterFrac(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFrac"):
                listener.exitFrac(self)

    def frac(self):

        localctx = PSParser.FracContext(self, self._ctx, self.state)
        self.enterRule(localctx, 86, self.RULE_frac)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 757
            self.match(PSParser.CMD_FRAC)
            self.state = 758
            self.match(PSParser.L_BRACE)
            self.state = 759
            localctx.upper = self.expr()
            self.state = 760
            self.match(PSParser.R_BRACE)
            self.state = 761
            self.match(PSParser.L_BRACE)
            self.state = 762
            localctx.lower = self.expr()
            self.state = 763
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class BinomContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.BinomContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.upper = None  # ExprContext
            self.lower = None  # ExprContext

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def CMD_CHOOSE(self):
            return self.getToken(PSParser.CMD_CHOOSE, 0)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def CMD_BINOM(self):
            return self.getToken(PSParser.CMD_BINOM, 0)

        def getRuleIndex(self):
            return PSParser.RULE_binom

        def enterRule(self, listener):
            if hasattr(listener, "enterBinom"):
                listener.enterBinom(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitBinom"):
                listener.exitBinom(self)

    def binom(self):

        localctx = PSParser.BinomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 88, self.RULE_binom)
        try:
            self.state = 779
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.L_BRACE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 765
                self.match(PSParser.L_BRACE)
                self.state = 766
                localctx.upper = self.expr()
                self.state = 767
                self.match(PSParser.CMD_CHOOSE)
                self.state = 768
                localctx.lower = self.expr()
                self.state = 769
                self.match(PSParser.R_BRACE)
                pass
            elif token in [PSParser.CMD_BINOM]:
                self.enterOuterAlt(localctx, 2)
                self.state = 771
                self.match(PSParser.CMD_BINOM)
                self.state = 772
                self.match(PSParser.L_BRACE)
                self.state = 773
                localctx.upper = self.expr()
                self.state = 774
                self.match(PSParser.R_BRACE)
                self.state = 775
                self.match(PSParser.L_BRACE)
                self.state = 776
                localctx.lower = self.expr()
                self.state = 777
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_functions_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_functions_single_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def FUNC_LOG(self):
            return self.getToken(PSParser.FUNC_LOG, 0)

        def FUNC_LN(self):
            return self.getToken(PSParser.FUNC_LN, 0)

        def FUNC_EXP(self):
            return self.getToken(PSParser.FUNC_EXP, 0)

        def FUNC_SIN(self):
            return self.getToken(PSParser.FUNC_SIN, 0)

        def FUNC_COS(self):
            return self.getToken(PSParser.FUNC_COS, 0)

        def FUNC_TAN(self):
            return self.getToken(PSParser.FUNC_TAN, 0)

        def FUNC_CSC(self):
            return self.getToken(PSParser.FUNC_CSC, 0)

        def FUNC_SEC(self):
            return self.getToken(PSParser.FUNC_SEC, 0)

        def FUNC_COT(self):
            return self.getToken(PSParser.FUNC_COT, 0)

        def FUNC_ARCSIN(self):
            return self.getToken(PSParser.FUNC_ARCSIN, 0)

        def FUNC_ARCCOS(self):
            return self.getToken(PSParser.FUNC_ARCCOS, 0)

        def FUNC_ARCTAN(self):
            return self.getToken(PSParser.FUNC_ARCTAN, 0)

        def FUNC_ARCCSC(self):
            return self.getToken(PSParser.FUNC_ARCCSC, 0)

        def FUNC_ARCSEC(self):
            return self.getToken(PSParser.FUNC_ARCSEC, 0)

        def FUNC_ARCCOT(self):
            return self.getToken(PSParser.FUNC_ARCCOT, 0)

        def FUNC_SINH(self):
            return self.getToken(PSParser.FUNC_SINH, 0)

        def FUNC_COSH(self):
            return self.getToken(PSParser.FUNC_COSH, 0)

        def FUNC_TANH(self):
            return self.getToken(PSParser.FUNC_TANH, 0)

        def FUNC_ARSINH(self):
            return self.getToken(PSParser.FUNC_ARSINH, 0)

        def FUNC_ARCOSH(self):
            return self.getToken(PSParser.FUNC_ARCOSH, 0)

        def FUNC_ARTANH(self):
            return self.getToken(PSParser.FUNC_ARTANH, 0)

        def FUNC_ARCSINH(self):
            return self.getToken(PSParser.FUNC_ARCSINH, 0)

        def FUNC_ARCCOSH(self):
            return self.getToken(PSParser.FUNC_ARCCOSH, 0)

        def FUNC_ARCTANH(self):
            return self.getToken(PSParser.FUNC_ARCTANH, 0)

        def FUNC_FLOOR(self):
            return self.getToken(PSParser.FUNC_FLOOR, 0)

        def FUNC_CEIL(self):
            return self.getToken(PSParser.FUNC_CEIL, 0)

        def FUNC_DET(self):
            return self.getToken(PSParser.FUNC_DET, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_functions_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_functions_single_arg"):
                listener.enterFunc_normal_functions_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_functions_single_arg"):
                listener.exitFunc_normal_functions_single_arg(self)

    def func_normal_functions_single_arg(self):

        localctx = PSParser.Func_normal_functions_single_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 90, self.RULE_func_normal_functions_single_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 781
            _la = self._input.LA(1)
            if not(((((_la - 87)) & ~0x3f) == 0 and ((1 << (_la - 87)) & ((1 << (PSParser.FUNC_LOG - 87)) | (1 << (PSParser.FUNC_LN - 87)) | (1 << (PSParser.FUNC_EXP - 87)) | (1 << (PSParser.FUNC_SIN - 87)) | (1 << (PSParser.FUNC_COS - 87)) | (1 << (PSParser.FUNC_TAN - 87)) | (1 << (PSParser.FUNC_CSC - 87)) | (1 << (PSParser.FUNC_SEC - 87)) | (1 << (PSParser.FUNC_COT - 87)) | (1 << (PSParser.FUNC_ARCSIN - 87)) | (1 << (PSParser.FUNC_ARCCOS - 87)) | (1 << (PSParser.FUNC_ARCTAN - 87)) | (1 << (PSParser.FUNC_ARCCSC - 87)) | (1 << (PSParser.FUNC_ARCSEC - 87)) | (1 << (PSParser.FUNC_ARCCOT - 87)) | (1 << (PSParser.FUNC_SINH - 87)) | (1 << (PSParser.FUNC_COSH - 87)) | (1 << (PSParser.FUNC_TANH - 87)) | (1 << (PSParser.FUNC_ARSINH - 87)) | (1 << (PSParser.FUNC_ARCOSH - 87)) | (1 << (PSParser.FUNC_ARTANH - 87)) | (1 << (PSParser.FUNC_ARCSINH - 87)) | (1 << (PSParser.FUNC_ARCCOSH - 87)) | (1 << (PSParser.FUNC_ARCTANH - 87)) | (1 << (PSParser.FUNC_FLOOR - 87)) | (1 << (PSParser.FUNC_CEIL - 87)) | (1 << (PSParser.FUNC_DET - 87)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_functions_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_functions_multi_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def FUNC_GCD(self):
            return self.getToken(PSParser.FUNC_GCD, 0)

        def FUNC_LCM(self):
            return self.getToken(PSParser.FUNC_LCM, 0)

        def FUNC_MAX(self):
            return self.getToken(PSParser.FUNC_MAX, 0)

        def FUNC_MIN(self):
            return self.getToken(PSParser.FUNC_MIN, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_functions_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_functions_multi_arg"):
                listener.enterFunc_normal_functions_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_functions_multi_arg"):
                listener.exitFunc_normal_functions_multi_arg(self)

    def func_normal_functions_multi_arg(self):

        localctx = PSParser.Func_normal_functions_multi_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 92, self.RULE_func_normal_functions_multi_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 783
            _la = self._input.LA(1)
            if not(((((_la - 122)) & ~0x3f) == 0 and ((1 << (_la - 122)) & ((1 << (PSParser.FUNC_GCD - 122)) | (1 << (PSParser.FUNC_LCM - 122)) | (1 << (PSParser.FUNC_MAX - 122)) | (1 << (PSParser.FUNC_MIN - 122)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_operator_names_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_operator_names_single_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def FUNC_ARSINH_NAME(self):
            return self.getToken(PSParser.FUNC_ARSINH_NAME, 0)

        def FUNC_ARCOSH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCOSH_NAME, 0)

        def FUNC_ARTANH_NAME(self):
            return self.getToken(PSParser.FUNC_ARTANH_NAME, 0)

        def FUNC_ARCSINH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCSINH_NAME, 0)

        def FUNC_ARCCOSH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCCOSH_NAME, 0)

        def FUNC_ARCTANH_NAME(self):
            return self.getToken(PSParser.FUNC_ARCTANH_NAME, 0)

        def FUNC_FLOOR_NAME(self):
            return self.getToken(PSParser.FUNC_FLOOR_NAME, 0)

        def FUNC_CEIL_NAME(self):
            return self.getToken(PSParser.FUNC_CEIL_NAME, 0)

        def FUNC_EYE_NAME(self):
            return self.getToken(PSParser.FUNC_EYE_NAME, 0)

        def FUNC_RANK_NAME(self):
            return self.getToken(PSParser.FUNC_RANK_NAME, 0)

        def FUNC_TRACE_NAME(self):
            return self.getToken(PSParser.FUNC_TRACE_NAME, 0)

        def FUNC_RREF_NAME(self):
            return self.getToken(PSParser.FUNC_RREF_NAME, 0)

        def FUNC_NULLSPACE_NAME(self):
            return self.getToken(PSParser.FUNC_NULLSPACE_NAME, 0)

        def FUNC_DIAGONALIZE_NAME(self):
            return self.getToken(PSParser.FUNC_DIAGONALIZE_NAME, 0)

        def FUNC_NORM_NAME(self):
            return self.getToken(PSParser.FUNC_NORM_NAME, 0)

        def FUNC_EIGENVALS_NAME(self):
            return self.getToken(PSParser.FUNC_EIGENVALS_NAME, 0)

        def FUNC_EIGENVECTORS_NAME(self):
            return self.getToken(PSParser.FUNC_EIGENVECTORS_NAME, 0)

        def FUNC_SVD_NAME(self):
            return self.getToken(PSParser.FUNC_SVD_NAME, 0)

        def FUNC_COLS_NAME(self):
            return self.getToken(PSParser.FUNC_COLS_NAME, 0)

        def FUNC_ROWS_NAME(self):
            return self.getToken(PSParser.FUNC_ROWS_NAME, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_operator_names_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_operator_names_single_arg"):
                listener.enterFunc_operator_names_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_operator_names_single_arg"):
                listener.exitFunc_operator_names_single_arg(self)

    def func_operator_names_single_arg(self):

        localctx = PSParser.Func_operator_names_single_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 94, self.RULE_func_operator_names_single_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 785
            _la = self._input.LA(1)
            if not(((((_la - 111)) & ~0x3f) == 0 and ((1 << (_la - 111)) & ((1 << (PSParser.FUNC_ARSINH_NAME - 111)) | (1 << (PSParser.FUNC_ARCSINH_NAME - 111)) | (1 << (PSParser.FUNC_ARCOSH_NAME - 111)) | (1 << (PSParser.FUNC_ARCCOSH_NAME - 111)) | (1 << (PSParser.FUNC_ARTANH_NAME - 111)) | (1 << (PSParser.FUNC_ARCTANH_NAME - 111)) | (1 << (PSParser.FUNC_FLOOR_NAME - 111)) | (1 << (PSParser.FUNC_CEIL_NAME - 111)) | (1 << (PSParser.FUNC_EYE_NAME - 111)) | (1 << (PSParser.FUNC_COLS_NAME - 111)) | (1 << (PSParser.FUNC_ROWS_NAME - 111)) | (1 << (PSParser.FUNC_NORM_NAME - 111)) | (1 << (PSParser.FUNC_RANK_NAME - 111)) | (1 << (PSParser.FUNC_TRACE_NAME - 111)) | (1 << (PSParser.FUNC_RREF_NAME - 111)) | (1 << (PSParser.FUNC_NULLSPACE_NAME - 111)) | (1 << (PSParser.FUNC_DIAGONALIZE_NAME - 111)) | (1 << (PSParser.FUNC_EIGENVALS_NAME - 111)) | (1 << (PSParser.FUNC_EIGENVECTORS_NAME - 111)) | (1 << (PSParser.FUNC_SVD_NAME - 111)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_operator_names_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_operator_names_multi_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def FUNC_GCD_NAME(self):
            return self.getToken(PSParser.FUNC_GCD_NAME, 0)

        def FUNC_LCM_NAME(self):
            return self.getToken(PSParser.FUNC_LCM_NAME, 0)

        def FUNC_ZEROS_NAME(self):
            return self.getToken(PSParser.FUNC_ZEROS_NAME, 0)

        def FUNC_ORTHOGONALIZE_NAME(self):
            return self.getToken(PSParser.FUNC_ORTHOGONALIZE_NAME, 0)

        def FUNC_ONES_NAME(self):
            return self.getToken(PSParser.FUNC_ONES_NAME, 0)

        def FUNC_DIAG_NAME(self):
            return self.getToken(PSParser.FUNC_DIAG_NAME, 0)

        def FUNC_HSTACK_NAME(self):
            return self.getToken(PSParser.FUNC_HSTACK_NAME, 0)

        def FUNC_VSTACK_NAME(self):
            return self.getToken(PSParser.FUNC_VSTACK_NAME, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_operator_names_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_operator_names_multi_arg"):
                listener.enterFunc_operator_names_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_operator_names_multi_arg"):
                listener.exitFunc_operator_names_multi_arg(self)

    def func_operator_names_multi_arg(self):

        localctx = PSParser.Func_operator_names_multi_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 96, self.RULE_func_operator_names_multi_arg)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 787
            _la = self._input.LA(1)
            if not(((((_la - 117)) & ~0x3f) == 0 and ((1 << (_la - 117)) & ((1 << (PSParser.FUNC_GCD_NAME - 117)) | (1 << (PSParser.FUNC_LCM_NAME - 117)) | (1 << (PSParser.FUNC_ZEROS_NAME - 117)) | (1 << (PSParser.FUNC_ONES_NAME - 117)) | (1 << (PSParser.FUNC_DIAG_NAME - 117)) | (1 << (PSParser.FUNC_HSTACK_NAME - 117)) | (1 << (PSParser.FUNC_VSTACK_NAME - 117)) | (1 << (PSParser.FUNC_ORTHOGONALIZE_NAME - 117)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_single_argContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.func_operator_name = None  # Func_operator_names_single_argContext

        def func_normal_functions_single_arg(self):
            return self.getTypedRuleContext(PSParser.Func_normal_functions_single_argContext, 0)

        def CMD_OPERATORNAME(self):
            return self.getToken(PSParser.CMD_OPERATORNAME, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def func_operator_names_single_arg(self):
            return self.getTypedRuleContext(PSParser.Func_operator_names_single_argContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_single_arg"):
                listener.enterFunc_normal_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_single_arg"):
                listener.exitFunc_normal_single_arg(self)

    def func_normal_single_arg(self):

        localctx = PSParser.Func_normal_single_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 98, self.RULE_func_normal_single_arg)
        try:
            self.state = 795
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.FUNC_LOG, PSParser.FUNC_LN, PSParser.FUNC_EXP, PSParser.FUNC_SIN, PSParser.FUNC_COS, PSParser.FUNC_TAN, PSParser.FUNC_CSC, PSParser.FUNC_SEC, PSParser.FUNC_COT, PSParser.FUNC_ARCSIN, PSParser.FUNC_ARCCOS, PSParser.FUNC_ARCTAN, PSParser.FUNC_ARCCSC, PSParser.FUNC_ARCSEC, PSParser.FUNC_ARCCOT, PSParser.FUNC_SINH, PSParser.FUNC_COSH, PSParser.FUNC_TANH, PSParser.FUNC_ARSINH, PSParser.FUNC_ARCOSH, PSParser.FUNC_ARTANH, PSParser.FUNC_ARCSINH, PSParser.FUNC_ARCCOSH, PSParser.FUNC_ARCTANH, PSParser.FUNC_FLOOR, PSParser.FUNC_CEIL, PSParser.FUNC_DET]:
                self.enterOuterAlt(localctx, 1)
                self.state = 789
                self.func_normal_functions_single_arg()
                pass
            elif token in [PSParser.CMD_OPERATORNAME]:
                self.enterOuterAlt(localctx, 2)
                self.state = 790
                self.match(PSParser.CMD_OPERATORNAME)
                self.state = 791
                self.match(PSParser.L_BRACE)
                self.state = 792
                localctx.func_operator_name = self.func_operator_names_single_arg()
                self.state = 793
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_normal_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_normal_multi_argContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.func_operator_name = None  # Func_operator_names_multi_argContext

        def func_normal_functions_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_normal_functions_multi_argContext, 0)

        def CMD_OPERATORNAME(self):
            return self.getToken(PSParser.CMD_OPERATORNAME, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def func_operator_names_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_operator_names_multi_argContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_normal_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_normal_multi_arg"):
                listener.enterFunc_normal_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_normal_multi_arg"):
                listener.exitFunc_normal_multi_arg(self)

    def func_normal_multi_arg(self):

        localctx = PSParser.Func_normal_multi_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 100, self.RULE_func_normal_multi_arg)
        try:
            self.state = 803
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.FUNC_GCD, PSParser.FUNC_LCM, PSParser.FUNC_MAX, PSParser.FUNC_MIN]:
                self.enterOuterAlt(localctx, 1)
                self.state = 797
                self.func_normal_functions_multi_arg()
                pass
            elif token in [PSParser.CMD_OPERATORNAME]:
                self.enterOuterAlt(localctx, 2)
                self.state = 798
                self.match(PSParser.CMD_OPERATORNAME)
                self.state = 799
                self.match(PSParser.L_BRACE)
                self.state = 800
                localctx.func_operator_name = self.func_operator_names_multi_arg()
                self.state = 801
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class FuncContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.FuncContext, self).__init__(parent, invokingState)
            self.parser = parser
            self.root = None  # ExprContext
            self.base = None  # ExprContext

        def func_normal_single_arg(self):
            return self.getTypedRuleContext(PSParser.Func_normal_single_argContext, 0)

        def L_PAREN(self):
            return self.getToken(PSParser.L_PAREN, 0)

        def func_single_arg(self):
            return self.getTypedRuleContext(PSParser.Func_single_argContext, 0)

        def R_PAREN(self):
            return self.getToken(PSParser.R_PAREN, 0)

        def func_single_arg_noparens(self):
            return self.getTypedRuleContext(PSParser.Func_single_arg_noparensContext, 0)

        def subexpr(self):
            return self.getTypedRuleContext(PSParser.SubexprContext, 0)

        def supexpr(self):
            return self.getTypedRuleContext(PSParser.SupexprContext, 0)

        def L_LEFT(self):
            return self.getToken(PSParser.L_LEFT, 0)

        def R_RIGHT(self):
            return self.getToken(PSParser.R_RIGHT, 0)

        def ML_LEFT(self):
            return self.getToken(PSParser.ML_LEFT, 0)

        def MR_RIGHT(self):
            return self.getToken(PSParser.MR_RIGHT, 0)

        def func_normal_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_normal_multi_argContext, 0)

        def func_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_multi_argContext, 0)

        def func_multi_arg_noparens(self):
            return self.getTypedRuleContext(PSParser.Func_multi_arg_noparensContext, 0)

        def atom_expr_no_supexpr(self):
            return self.getTypedRuleContext(PSParser.Atom_expr_no_supexprContext, 0)

        def func_common_args(self):
            return self.getTypedRuleContext(PSParser.Func_common_argsContext, 0)

        def L_BRACKET(self):
            return self.getToken(PSParser.L_BRACKET, 0)

        def R_BRACKET(self):
            return self.getToken(PSParser.R_BRACKET, 0)

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def FUNC_INT(self):
            return self.getToken(PSParser.FUNC_INT, 0)

        def DIFFERENTIAL(self):
            return self.getToken(PSParser.DIFFERENTIAL, 0)

        def frac(self):
            return self.getTypedRuleContext(PSParser.FracContext, 0)

        def additive(self):
            return self.getTypedRuleContext(PSParser.AdditiveContext, 0)

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def FUNC_SQRT(self):
            return self.getToken(PSParser.FUNC_SQRT, 0)

        def expr(self, i=None):
            if i is None:
                return self.getTypedRuleContexts(PSParser.ExprContext)
            else:
                return self.getTypedRuleContext(PSParser.ExprContext, i)

        def mp(self):
            return self.getTypedRuleContext(PSParser.MpContext, 0)

        def FUNC_SUM(self):
            return self.getToken(PSParser.FUNC_SUM, 0)

        def FUNC_PROD(self):
            return self.getToken(PSParser.FUNC_PROD, 0)

        def subeq(self):
            return self.getTypedRuleContext(PSParser.SubeqContext, 0)

        def FUNC_LIM(self):
            return self.getToken(PSParser.FUNC_LIM, 0)

        def limit_sub(self):
            return self.getTypedRuleContext(PSParser.Limit_subContext, 0)

        def EXP_E(self):
            return self.getToken(PSParser.EXP_E, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc"):
                listener.enterFunc(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc"):
                listener.exitFunc(self)

    def func(self):

        localctx = PSParser.FuncContext(self, self._ctx, self.state)
        self.enterRule(localctx, 102, self.RULE_func)
        self._la = 0  # Token type
        try:
            self.state = 971
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 84, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 805
                self.func_normal_single_arg()
                self.state = 818
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 56, self._ctx)
                if la_ == 1:
                    self.state = 807
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.UNDERSCORE:
                        self.state = 806
                        self.subexpr()

                    self.state = 810
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.CARET:
                        self.state = 809
                        self.supexpr()

                    pass

                elif la_ == 2:
                    self.state = 813
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.CARET:
                        self.state = 812
                        self.supexpr()

                    self.state = 816
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.UNDERSCORE:
                        self.state = 815
                        self.subexpr()

                    pass

                self.state = 841
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 61, self._ctx)
                if la_ == 1:
                    self.state = 821
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.L_LEFT:
                        self.state = 820
                        self.match(PSParser.L_LEFT)

                    self.state = 823
                    self.match(PSParser.L_PAREN)
                    self.state = 824
                    self.func_single_arg()
                    self.state = 826
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.R_RIGHT:
                        self.state = 825
                        self.match(PSParser.R_RIGHT)

                    self.state = 828
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 2:
                    self.state = 831
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.ML_LEFT:
                        self.state = 830
                        self.match(PSParser.ML_LEFT)

                    self.state = 833
                    self.match(PSParser.L_PAREN)
                    self.state = 834
                    self.func_single_arg()
                    self.state = 836
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.MR_RIGHT:
                        self.state = 835
                        self.match(PSParser.MR_RIGHT)

                    self.state = 838
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 3:
                    self.state = 840
                    self.func_single_arg_noparens()
                    pass

                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 843
                self.func_normal_multi_arg()
                self.state = 856
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 66, self._ctx)
                if la_ == 1:
                    self.state = 845
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.UNDERSCORE:
                        self.state = 844
                        self.subexpr()

                    self.state = 848
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.CARET:
                        self.state = 847
                        self.supexpr()

                    pass

                elif la_ == 2:
                    self.state = 851
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.CARET:
                        self.state = 850
                        self.supexpr()

                    self.state = 854
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.UNDERSCORE:
                        self.state = 853
                        self.subexpr()

                    pass

                self.state = 879
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 71, self._ctx)
                if la_ == 1:
                    self.state = 859
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.L_LEFT:
                        self.state = 858
                        self.match(PSParser.L_LEFT)

                    self.state = 861
                    self.match(PSParser.L_PAREN)
                    self.state = 862
                    self.func_multi_arg()
                    self.state = 864
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.R_RIGHT:
                        self.state = 863
                        self.match(PSParser.R_RIGHT)

                    self.state = 866
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 2:
                    self.state = 869
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.ML_LEFT:
                        self.state = 868
                        self.match(PSParser.ML_LEFT)

                    self.state = 871
                    self.match(PSParser.L_PAREN)
                    self.state = 872
                    self.func_multi_arg()
                    self.state = 874
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la == PSParser.MR_RIGHT:
                        self.state = 873
                        self.match(PSParser.MR_RIGHT)

                    self.state = 876
                    self.match(PSParser.R_PAREN)
                    pass

                elif la_ == 3:
                    self.state = 878
                    self.func_multi_arg_noparens()
                    pass

                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 881
                self.atom_expr_no_supexpr()
                self.state = 883
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.CARET:
                    self.state = 882
                    self.supexpr()

                self.state = 886
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.L_LEFT:
                    self.state = 885
                    self.match(PSParser.L_LEFT)

                self.state = 888
                _la = self._input.LA(1)
                if not(_la == PSParser.L_PAREN or _la == PSParser.L_BRACKET):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 889
                self.func_common_args()
                self.state = 890
                _la = self._input.LA(1)
                if not(_la == PSParser.R_PAREN or _la == PSParser.R_BRACKET):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 892
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 74, self._ctx)
                if la_ == 1:
                    self.state = 891
                    self.match(PSParser.R_RIGHT)

                pass

            elif la_ == 4:
                self.enterOuterAlt(localctx, 4)
                self.state = 894
                self.atom_expr_no_supexpr()
                self.state = 896
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.CARET:
                    self.state = 895
                    self.supexpr()

                self.state = 898
                self.match(PSParser.L_BRACE)
                self.state = 900
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.L_LEFT:
                    self.state = 899
                    self.match(PSParser.L_LEFT)

                self.state = 902
                _la = self._input.LA(1)
                if not(_la == PSParser.L_PAREN or _la == PSParser.L_BRACKET):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 903
                self.func_common_args()
                self.state = 904
                _la = self._input.LA(1)
                if not(_la == PSParser.R_PAREN or _la == PSParser.R_BRACKET):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 906
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.R_RIGHT:
                    self.state = 905
                    self.match(PSParser.R_RIGHT)

                self.state = 908
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 5:
                self.enterOuterAlt(localctx, 5)
                self.state = 910
                self.match(PSParser.FUNC_INT)
                self.state = 931
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 78, self._ctx)
                if la_ == 1:
                    self.state = 911
                    self.subexpr()
                    self.state = 912
                    self.supexpr()

                elif la_ == 2:
                    self.state = 914
                    self.supexpr()
                    self.state = 915
                    self.subexpr()

                elif la_ == 3:
                    self.state = 917
                    self.match(PSParser.UNDERSCORE)
                    self.state = 918
                    self.match(PSParser.L_BRACE)
                    self.state = 919
                    self.match(PSParser.R_BRACE)

                    self.state = 921
                    self.match(PSParser.CARET)
                    self.state = 922
                    self.match(PSParser.L_BRACE)
                    self.state = 923
                    self.match(PSParser.R_BRACE)

                elif la_ == 4:
                    self.state = 924
                    self.match(PSParser.CARET)
                    self.state = 925
                    self.match(PSParser.L_BRACE)
                    self.state = 926
                    self.match(PSParser.R_BRACE)

                    self.state = 928
                    self.match(PSParser.UNDERSCORE)
                    self.state = 929
                    self.match(PSParser.L_BRACE)
                    self.state = 930
                    self.match(PSParser.R_BRACE)

                self.state = 939
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 80, self._ctx)
                if la_ == 1:
                    self.state = 934
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input, 79, self._ctx)
                    if la_ == 1:
                        self.state = 933
                        self.additive(0)

                    self.state = 936
                    self.match(PSParser.DIFFERENTIAL)
                    pass

                elif la_ == 2:
                    self.state = 937
                    self.frac()
                    pass

                elif la_ == 3:
                    self.state = 938
                    self.additive(0)
                    pass

                pass

            elif la_ == 6:
                self.enterOuterAlt(localctx, 6)
                self.state = 941
                self.match(PSParser.FUNC_SQRT)
                self.state = 946
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la == PSParser.L_BRACKET:
                    self.state = 942
                    self.match(PSParser.L_BRACKET)
                    self.state = 943
                    localctx.root = self.expr()
                    self.state = 944
                    self.match(PSParser.R_BRACKET)

                self.state = 948
                self.match(PSParser.L_BRACE)
                self.state = 949
                localctx.base = self.expr()
                self.state = 950
                self.match(PSParser.R_BRACE)
                pass

            elif la_ == 7:
                self.enterOuterAlt(localctx, 7)
                self.state = 952
                _la = self._input.LA(1)
                if not(_la == PSParser.FUNC_SUM or _la == PSParser.FUNC_PROD):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 959
                self._errHandler.sync(self)
                token = self._input.LA(1)
                if token in [PSParser.UNDERSCORE]:
                    self.state = 953
                    self.subeq()
                    self.state = 954
                    self.supexpr()
                    pass
                elif token in [PSParser.CARET]:
                    self.state = 956
                    self.supexpr()
                    self.state = 957
                    self.subeq()
                    pass
                else:
                    raise NoViableAltException(self)

                self.state = 961
                self.mp(0)
                pass

            elif la_ == 8:
                self.enterOuterAlt(localctx, 8)
                self.state = 963
                self.match(PSParser.FUNC_LIM)
                self.state = 964
                self.limit_sub()
                self.state = 965
                self.mp(0)
                pass

            elif la_ == 9:
                self.enterOuterAlt(localctx, 9)
                self.state = 967
                self.match(PSParser.EXP_E)
                self.state = 969
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 83, self._ctx)
                if la_ == 1:
                    self.state = 968
                    self.supexpr()

                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class ArgsContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.ArgsContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def COMMA(self):
            return self.getToken(PSParser.COMMA, 0)

        def args(self):
            return self.getTypedRuleContext(PSParser.ArgsContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_args

        def enterRule(self, listener):
            if hasattr(listener, "enterArgs"):
                listener.enterArgs(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitArgs"):
                listener.exitArgs(self)

    def args(self):

        localctx = PSParser.ArgsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 104, self.RULE_args)
        try:
            self.state = 978
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 85, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 973
                self.expr()
                self.state = 974
                self.match(PSParser.COMMA)
                self.state = 975
                self.args()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 977
                self.expr()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_common_argsContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_common_argsContext, self).__init__(parent, invokingState)
            self.parser = parser

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def COMMA(self):
            return self.getToken(PSParser.COMMA, 0)

        def args(self):
            return self.getTypedRuleContext(PSParser.ArgsContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_common_args

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_common_args"):
                listener.enterFunc_common_args(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_common_args"):
                listener.exitFunc_common_args(self)

    def func_common_args(self):

        localctx = PSParser.Func_common_argsContext(self, self._ctx, self.state)
        self.enterRule(localctx, 106, self.RULE_func_common_args)
        try:
            self.state = 988
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 86, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 980
                self.atom()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 981
                self.expr()
                self.state = 982
                self.match(PSParser.COMMA)
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 984
                self.expr()
                self.state = 985
                self.match(PSParser.COMMA)
                self.state = 986
                self.args()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Limit_subContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Limit_subContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.L_BRACE)
            else:
                return self.getToken(PSParser.L_BRACE, i)

        def LIM_APPROACH_SYM(self):
            return self.getToken(PSParser.LIM_APPROACH_SYM, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self, i=None):
            if i is None:
                return self.getTokens(PSParser.R_BRACE)
            else:
                return self.getToken(PSParser.R_BRACE, i)

        def LETTER_NO_E(self):
            return self.getToken(PSParser.LETTER_NO_E, 0)

        def GREEK_CMD(self):
            return self.getToken(PSParser.GREEK_CMD, 0)

        def OTHER_SYMBOL_CMD(self):
            return self.getToken(PSParser.OTHER_SYMBOL_CMD, 0)

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def ADD(self):
            return self.getToken(PSParser.ADD, 0)

        def SUB(self):
            return self.getToken(PSParser.SUB, 0)

        def getRuleIndex(self):
            return PSParser.RULE_limit_sub

        def enterRule(self, listener):
            if hasattr(listener, "enterLimit_sub"):
                listener.enterLimit_sub(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitLimit_sub"):
                listener.exitLimit_sub(self)

    def limit_sub(self):

        localctx = PSParser.Limit_subContext(self, self._ctx, self.state)
        self.enterRule(localctx, 108, self.RULE_limit_sub)
        self._la = 0  # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 990
            self.match(PSParser.UNDERSCORE)
            self.state = 991
            self.match(PSParser.L_BRACE)
            self.state = 992
            _la = self._input.LA(1)
            if not(((((_la - 176)) & ~0x3f) == 0 and ((1 << (_la - 176)) & ((1 << (PSParser.LETTER_NO_E - 176)) | (1 << (PSParser.GREEK_CMD - 176)) | (1 << (PSParser.OTHER_SYMBOL_CMD - 176)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
            self.state = 993
            self.match(PSParser.LIM_APPROACH_SYM)
            self.state = 994
            self.expr()
            self.state = 999
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la == PSParser.CARET:
                self.state = 995
                self.match(PSParser.CARET)
                self.state = 996
                self.match(PSParser.L_BRACE)
                self.state = 997
                _la = self._input.LA(1)
                if not(_la == PSParser.ADD or _la == PSParser.SUB):
                    self._errHandler.recoverInline(self)
                else:
                    self._errHandler.reportMatch(self)
                    self.consume()
                self.state = 998
                self.match(PSParser.R_BRACE)

            self.state = 1001
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_single_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_single_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_single_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_single_arg"):
                listener.enterFunc_single_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_single_arg"):
                listener.exitFunc_single_arg(self)

    def func_single_arg(self):

        localctx = PSParser.Func_single_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 110, self.RULE_func_single_arg)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1003
            self.expr()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_single_arg_noparensContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_single_arg_noparensContext, self).__init__(parent, invokingState)
            self.parser = parser

        def mp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Mp_nofuncContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_single_arg_noparens

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_single_arg_noparens"):
                listener.enterFunc_single_arg_noparens(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_single_arg_noparens"):
                listener.exitFunc_single_arg_noparens(self)

    def func_single_arg_noparens(self):

        localctx = PSParser.Func_single_arg_noparensContext(self, self._ctx, self.state)
        self.enterRule(localctx, 112, self.RULE_func_single_arg_noparens)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1005
            self.mp_nofunc(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_multi_argContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_multi_argContext, self).__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def COMMA(self):
            return self.getToken(PSParser.COMMA, 0)

        def func_multi_arg(self):
            return self.getTypedRuleContext(PSParser.Func_multi_argContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_multi_arg

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_multi_arg"):
                listener.enterFunc_multi_arg(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_multi_arg"):
                listener.exitFunc_multi_arg(self)

    def func_multi_arg(self):

        localctx = PSParser.Func_multi_argContext(self, self._ctx, self.state)
        self.enterRule(localctx, 114, self.RULE_func_multi_arg)
        try:
            self.state = 1012
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input, 88, self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 1007
                self.expr()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 1008
                self.expr()
                self.state = 1009
                self.match(PSParser.COMMA)
                self.state = 1010
                self.func_multi_arg()
                pass

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class Func_multi_arg_noparensContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.Func_multi_arg_noparensContext, self).__init__(parent, invokingState)
            self.parser = parser

        def mp_nofunc(self):
            return self.getTypedRuleContext(PSParser.Mp_nofuncContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_func_multi_arg_noparens

        def enterRule(self, listener):
            if hasattr(listener, "enterFunc_multi_arg_noparens"):
                listener.enterFunc_multi_arg_noparens(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitFunc_multi_arg_noparens"):
                listener.exitFunc_multi_arg_noparens(self)

    def func_multi_arg_noparens(self):

        localctx = PSParser.Func_multi_arg_noparensContext(self, self._ctx, self.state)
        self.enterRule(localctx, 116, self.RULE_func_multi_arg_noparens)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1014
            self.mp_nofunc(0)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SubexprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SubexprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def args(self):
            return self.getTypedRuleContext(PSParser.ArgsContext, 0)

        def getRuleIndex(self):
            return PSParser.RULE_subexpr

        def enterRule(self, listener):
            if hasattr(listener, "enterSubexpr"):
                listener.enterSubexpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSubexpr"):
                listener.exitSubexpr(self)

    def subexpr(self):

        localctx = PSParser.SubexprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 118, self.RULE_subexpr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1016
            self.match(PSParser.UNDERSCORE)
            self.state = 1025
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.CMD_MATHIT, PSParser.DIFFERENTIAL, PSParser.LETTER_NO_E, PSParser.NUMBER, PSParser.E_NOTATION, PSParser.PERCENT_NUMBER, PSParser.GREEK_CMD, PSParser.OTHER_SYMBOL_CMD, PSParser.SYMBOL, PSParser.VARIABLE]:
                self.state = 1017
                self.atom()
                pass
            elif token in [PSParser.L_BRACE]:
                self.state = 1018
                self.match(PSParser.L_BRACE)
                self.state = 1021
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input, 89, self._ctx)
                if la_ == 1:
                    self.state = 1019
                    self.expr()
                    pass

                elif la_ == 2:
                    self.state = 1020
                    self.args()
                    pass

                self.state = 1023
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SupexprContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SupexprContext, self).__init__(parent, invokingState)
            self.parser = parser

        def CARET(self):
            return self.getToken(PSParser.CARET, 0)

        def atom(self):
            return self.getTypedRuleContext(PSParser.AtomContext, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def expr(self):
            return self.getTypedRuleContext(PSParser.ExprContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_supexpr

        def enterRule(self, listener):
            if hasattr(listener, "enterSupexpr"):
                listener.enterSupexpr(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSupexpr"):
                listener.exitSupexpr(self)

    def supexpr(self):

        localctx = PSParser.SupexprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 120, self.RULE_supexpr)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1027
            self.match(PSParser.CARET)
            self.state = 1033
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [PSParser.T__0, PSParser.T__1, PSParser.T__2, PSParser.T__3, PSParser.T__4, PSParser.T__5, PSParser.T__6, PSParser.T__7, PSParser.T__8, PSParser.T__9, PSParser.T__10, PSParser.T__11, PSParser.T__12, PSParser.T__13, PSParser.T__14, PSParser.T__15, PSParser.T__16, PSParser.T__17, PSParser.T__18, PSParser.T__19, PSParser.T__20, PSParser.T__21, PSParser.T__22, PSParser.T__23, PSParser.T__24, PSParser.T__25, PSParser.T__26, PSParser.T__27, PSParser.T__28, PSParser.T__29, PSParser.T__30, PSParser.T__31, PSParser.T__32, PSParser.T__33, PSParser.T__34, PSParser.T__35, PSParser.T__36, PSParser.T__37, PSParser.T__38, PSParser.T__39, PSParser.CMD_MATHIT, PSParser.DIFFERENTIAL, PSParser.LETTER_NO_E, PSParser.NUMBER, PSParser.E_NOTATION, PSParser.PERCENT_NUMBER, PSParser.GREEK_CMD, PSParser.OTHER_SYMBOL_CMD, PSParser.SYMBOL, PSParser.VARIABLE]:
                self.state = 1028
                self.atom()
                pass
            elif token in [PSParser.L_BRACE]:
                self.state = 1029
                self.match(PSParser.L_BRACE)
                self.state = 1030
                self.expr()
                self.state = 1031
                self.match(PSParser.R_BRACE)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SubeqContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SubeqContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_subeq

        def enterRule(self, listener):
            if hasattr(listener, "enterSubeq"):
                listener.enterSubeq(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSubeq"):
                listener.exitSubeq(self)

    def subeq(self):

        localctx = PSParser.SubeqContext(self, self._ctx, self.state)
        self.enterRule(localctx, 122, self.RULE_subeq)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1035
            self.match(PSParser.UNDERSCORE)
            self.state = 1036
            self.match(PSParser.L_BRACE)
            self.state = 1037
            self.equality()
            self.state = 1038
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    class SupeqContext(ParserRuleContext):

        def __init__(self, parser, parent=None, invokingState=-1):
            super(PSParser.SupeqContext, self).__init__(parent, invokingState)
            self.parser = parser

        def UNDERSCORE(self):
            return self.getToken(PSParser.UNDERSCORE, 0)

        def L_BRACE(self):
            return self.getToken(PSParser.L_BRACE, 0)

        def equality(self):
            return self.getTypedRuleContext(PSParser.EqualityContext, 0)

        def R_BRACE(self):
            return self.getToken(PSParser.R_BRACE, 0)

        def getRuleIndex(self):
            return PSParser.RULE_supeq

        def enterRule(self, listener):
            if hasattr(listener, "enterSupeq"):
                listener.enterSupeq(self)

        def exitRule(self, listener):
            if hasattr(listener, "exitSupeq"):
                listener.exitSupeq(self)

    def supeq(self):

        localctx = PSParser.SupeqContext(self, self._ctx, self.state)
        self.enterRule(localctx, 124, self.RULE_supeq)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 1040
            self.match(PSParser.UNDERSCORE)
            self.state = 1041
            self.match(PSParser.L_BRACE)
            self.state = 1042
            self.equality()
            self.state = 1043
            self.match(PSParser.R_BRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx

    def sempred(self, localctx, ruleIndex, predIndex):
        if self._predicates == None:
            self._predicates = dict()
        self._predicates[12] = self.relation_sempred
        self._predicates[17] = self.additive_sempred
        self._predicates[18] = self.mp_sempred
        self._predicates[19] = self.mp_nofunc_sempred
        self._predicates[28] = self.exp_sempred
        self._predicates[29] = self.exp_nofunc_sempred
        pred = self._predicates.get(ruleIndex, None)
        if pred is None:
            raise Exception("No predicate with index:" + str(ruleIndex))
        else:
            return pred(localctx, predIndex)

    def relation_sempred(self, localctx, predIndex):
        if predIndex == 0:
            return self.precpred(self._ctx, 2)

    def additive_sempred(self, localctx, predIndex):
        if predIndex == 1:
            return self.precpred(self._ctx, 2)

    def mp_sempred(self, localctx, predIndex):
        if predIndex == 2:
            return self.precpred(self._ctx, 2)

    def mp_nofunc_sempred(self, localctx, predIndex):
        if predIndex == 3:
            return self.precpred(self._ctx, 2)

    def exp_sempred(self, localctx, predIndex):
        if predIndex == 4:
            return self.precpred(self._ctx, 2)

    def exp_nofunc_sempred(self, localctx, predIndex):
        if predIndex == 5:
            return self.precpred(self._ctx, 2)
