1<?php 2 3$symbol_arr = array( 4 5// Greek symbols 6'alpha' => array( 'input'=>'alpha','tag'=>'mi', 'output'=>'&#' . hexdec('03B1') . ';'), 7'beta' => array( 'input'=>'beta','tag'=>'mi', 'output'=>'&#' . hexdec('03B2') . ';'), 8'chi' => array( 'input'=>'chi','tag'=>'mi', 'output'=>'&#' . hexdec('03C7') . ';'), 9'delta' => array( 'input'=>'delta','tag'=>'mi', 'output'=>'&#' . hexdec('03B4') . ';'), 10'Delta' => array( 'input'=>'Delta','tag'=>'mo', 'output'=>'&#' . hexdec('0394') . ';'), 11'epsi' => array( 'input'=>'epsi','tag'=>'mi', 'output'=>'&#' . hexdec('03B5') . ';'), 12'varepsilon' => array( 'input'=>'varepsilon','tag'=>'mi', 'output'=>'&#' . hexdec('025B') . ';'), 13'eta' => array( 'input'=>'eta','tag'=>'mi', 'output'=>'&#' . hexdec('03B7') . ';'), 14'gamma' => array( 'input'=>'gamma','tag'=>'mi', 'output'=>'&#' . hexdec('03B3') . ';'), 15'Gamma' => array( 'input'=>'Gamma','tag'=>'mi', 'output'=>'&#' . hexdec('0393') . ';'), 16'iota' => array( 'input'=>'iota','tag'=>'mi', 'output'=>'&#' . hexdec('03B9') . ';'), 17'kappa' => array( 'input'=>'kappa','tag'=>'mi', 'output'=>'&#' . hexdec('03BA') . ';'), 18'lambda' => array( 'input'=>'lambda','tag'=>'mi', 'output'=>'&#' . hexdec('03BB') . ';'), 19'Lambda' => array( 'input'=>'Lambda','tag'=>'mo', 'output'=>'&#' . hexdec('039B') . ';'), 20'mu' => array( 'input'=>'mu','tag'=>'mi', 'output'=>'&#' . hexdec('03BC') . ';'), 21'nu' => array( 'input'=>'nu','tag'=>'mi', 'output'=>'&#' . hexdec('03BD') . ';'), 22'omega' => array( 'input'=>'omega','tag'=>'mi', 'output'=>'&#' . hexdec('03C9') . ';'), 23'Omega' => array( 'input'=>'Omega','tag'=>'mo', 'output'=>'&#' . hexdec('03A9') . ';'), 24'phi' => array( 'input'=>'phi','tag'=>'mi', 'output'=>'&#' . hexdec('03C6') . ';'), 25'varphi' => array( 'input'=>'varphi','tag'=>'mi', 'output'=>'&#' . hexdec('03D5') . ';'), 26'Phi' => array( 'input'=>'Phi','tag'=>'mo', 'output'=>'&#' . hexdec('03A6') . ';'), 27'pi' => array( 'input'=>'pi','tag'=>'mi', 'output'=>'&#' . hexdec('03C0') . ';'), 28'Pi' => array( 'input'=>'Pi','tag'=>'mo', 'output'=>'&#' . hexdec('03A0') . ';'), 29'psi' => array( 'input'=>'psi','tag'=>'mi', 'output'=>'&#' . hexdec('03C8') . ';'), 30'rho' => array( 'input'=>'rho','tag'=>'mi', 'output'=>'&#' . hexdec('03C1') . ';'), 31'sigma' => array( 'input'=>'sigma','tag'=>'mi', 'output'=>'&#' . hexdec('03C3') . ';'), 32'Sigma' => array( 'input'=>'Sigma','tag'=>'mo', 'output'=>'&#' . hexdec('03A3') . ';'), 33'tau' => array( 'input'=>'tau','tag'=>'mi', 'output'=>'&#' . hexdec('03C4') . ';'), 34'theta' => array( 'input'=>'theta','tag'=>'mi', 'output'=>'&#' . hexdec('03B8') . ';'), 35'vartheta' => array( 'input'=>'vartheta','tag'=>'mi', 'output'=>'&#' . hexdec('03D1') . ';'), 36'Theta' => array( 'input'=>'Theta','tag'=>'mo', 'output'=>'&#' . hexdec('0398') . ';'), 37'upsilon' => array( 'input'=>'upsilon','tag'=>'mi', 'output'=>'&#' . hexdec('03C5') . ';'), 38'xi' => array( 'input'=>'xi','tag'=>'mi', 'output'=>'&#' . hexdec('03BE') . ';'), 39'Xi' => array( 'input'=>'alpha','tag'=>'mo', 'output'=>'&#' . hexdec('039E') . ';'), 40'zeta' => array( 'input'=>'zeta','tag'=>'mi', 'output'=>'&#' . hexdec('03B6') . ';'), 41 42// Binary operation symbols 43'*' => array( 'input'=>'*','tag'=>'mo', 'output'=>'&#' . hexdec('22C5') . ';'), 44'**' => array( 'input'=>'**','tag'=>'mo', 'output'=>'&#' . hexdec('22C6') . ';'), 45'//' => array( 'input'=>'//','tag'=>'mo', 'output'=>'/'), 46'\\\\' => array( 'input'=>'\\\\','tag'=>'mo', 'output'=>'\\'), 47'xx' => array( 'input'=>'xx','tag'=>'mo', 'output'=>'&#' . hexdec('00D7') . ';'), 48'-:' => array( 'input'=>'-:','tag'=>'mo', 'output'=>'&#' . hexdec('00F7') . ';'), 49'@' => array( 'input'=>'@','tag'=>'mo', 'output'=>'&#' . hexdec('2218') . ';'), 50'o+' => array( 'input'=>'o+','tag'=>'mo', 'output'=>'&#' . hexdec('2295') . ';'), 51'ox' => array( 'input'=>'ox','tag'=>'mo', 'output'=>'&#' . hexdec('2297') . ';'), 52'sum' => array( 'input'=>'sum','tag'=>'mo', 'output'=>'&#' . hexdec('2211') . ';', 'underover'=>TRUE), 53'prod' => array( 'input'=>'prod','tag'=>'mo', 'output'=>'&#' . hexdec('220F') . ';', 'underover'=>TRUE), 54'^^' => array( 'input'=>'^^','tag'=>'mo', 'output'=>'&#' . hexdec('2227') . ';'), 55'^^^' => array( 'input'=>'^^^','tag'=>'mo', 'output'=>'&#' . hexdec('22C0') . ';', 'underover'=>TRUE), 56'vv' => array( 'input'=>'vv','tag'=>'mo', 'output'=>'&#' . hexdec('2228') . ';'), 57'vvv' => array( 'input'=>'vvv','tag'=>'mo', 'output'=>'&#' . hexdec('22C1') . ';', 'underover'=>TRUE), 58'nn' => array( 'input'=>'nn','tag'=>'mo', 'output'=>'&#' . hexdec('2229') . ';'), 59'nnn' => array( 'input'=>'nnn','tag'=>'mo', 'output'=>'&#' . hexdec('22C5') . ';', 'underover'=>TRUE), 60'uu' => array( 'input'=>'uu','tag'=>'mo', 'output'=>'&#' . hexdec('222A') . ';'), 61'uuu' => array( 'input'=>'uuu','tag'=>'mo', 'output'=>'&#' . hexdec('22C3') . ';', 'underover'=>TRUE), 62 63// Binary relation symbols 64'!=' => array( 'input'=>'!=','tag'=>'mo', 'output'=>'&#' . hexdec('2260') . ';'), 65':=' => array( 'input'=>':=','tag'=>'mo', 'output'=>':=' ), /* 2005-06-05 wes */ 66'<' => array( 'input'=>'<','tag'=>'mo', 'output'=>'<'), 67'lt' => array( 'input'=>'lt','tag'=>'mo', 'output'=>'<'), /* 2005-06-05 wes */ 68'<=' => array( 'input'=>'<=','tag'=>'mo', 'output'=>'&#' . hexdec('2264') . ';'), 69'lt=' => array( 'input'=>'lt=','tag'=>'mo', 'output'=>'&#' . hexdec('2264') . ';'), 70'le' => array( 'input'=>'le','tag'=>'mo', 'output'=>'&#' . hexdec('2264') . ';'), /* 2005-06-05 wes */ 71'>' => array( 'input'=>'>','tag'=>'mo', 'output'=>'>'), 72'>=' => array( 'input'=>'>=','tag'=>'mo', 'output'=>'&#' . hexdec('2265') . ';'), 73'qeq' => array( 'input'=>'geq','tag'=>'mo', 'output'=>'&#' . hexdec('2265') . ';'), 74'-<' => array( 'input'=>'-<','tag'=>'mo', 'output'=>'&#' . hexdec('227A') . ';'), 75'-lt' => array( 'input'=>'-lt','tag'=>'mo', 'output'=>'&#' . hexdec('227A') . ';'), 76'>-' => array( 'input'=>'>-','tag'=>'mo', 'output'=>'&#' . hexdec('227B') . ';'), 77'in' => array( 'input'=>'in','tag'=>'mo', 'output'=>'&#' . hexdec('2208') . ';'), 78'!in' => array( 'input'=>'!in','tag'=>'mo', 'output'=>'&#' . hexdec('2209') . ';'), 79'sub' => array( 'input'=>'sub','tag'=>'mo', 'output'=>'&#' . hexdec('2282') . ';'), 80'sup' => array( 'input'=>'sup','tag'=>'mo', 'output'=>'&#' . hexdec('2283') . ';'), 81'sube' => array( 'input'=>'sube','tag'=>'mo', 'output'=>'&#' . hexdec('2286') . ';'), 82'supe' => array( 'input'=>'supe','tag'=>'mo', 'output'=>'&#' . hexdec('2287') . ';'), 83'-=' => array( 'input'=>'-=','tag'=>'mo', 'output'=>'&#' . hexdec('2261') . ';'), 84'~=' => array( 'input'=>'~=','tag'=>'mo', 'output'=>'&#' . hexdec('2245') . ';'), 85'~~' => array( 'input'=>'~~','tag'=>'mo', 'output'=>'&#' . hexdec('2248') . ';'), 86'prop' => array( 'input'=>'prop','tag'=>'mo', 'output'=>'&#' . hexdec('221D') . ';'), 87 88// Logical symbols 89'and' => array( 'input'=>'and','tag'=>'mtext', 'output'=>'and', 'space'=>'1ex'), 90'or' => array( 'input'=>'or','tag'=>'mtext', 'output'=>'or', 'space'=>'1ex'), 91'not' => array( 'input'=>'not','tag'=>'mo', 'output'=>'&#' . hexdec('00AC') . ';'), 92'=>' => array( 'input'=>'=>','tag'=>'mo', 'output'=>'&#' . hexdec('21D2') . ';'), 93'if' => array( 'input'=>'if','tag'=>'mo', 'output'=>'if', 'space'=>'1ex'), 94'iff' => array( 'input'=>'iff','tag'=>'mo', 'output'=>'&#' . hexdec('21D4') . ';'), 95'<=>' => array( 'input'=>'iff','tag'=>'mo', 'output'=>'&#' . hexdec('21D4') . ';'), /* 2005-06-07 wes */ 96'AA' => array( 'input'=>'AA','tag'=>'mo', 'output'=>'&#' . hexdec('2200') . ';'), 97'EE' => array( 'input'=>'EE','tag'=>'mo', 'output'=>'&#' . hexdec('2203') . ';'), 98'_|_' => array( 'input'=>'_|_','tag'=>'mo', 'output'=>'&#' . hexdec('22A5') . ';'), 99'TT' => array( 'input'=>'TT','tag'=>'mo', 'output'=>'&#' . hexdec('22A4') . ';'), 100'|-' => array( 'input'=>'|-','tag'=>'mo', 'output'=>'&#' . hexdec('22A2') . ';'), 101'|=' => array( 'input'=>'|=','tag'=>'mo', 'output'=>'&#' . hexdec('22A8') . ';'), 102 103// Miscellaneous symbols 104'ang' => array('input'=>'ang','tag'=>'mo','output'=>'&#' . hexdec('2220') . ';'), 105'deg' => array('input'=>'deg','tag'=>'mo','output'=>'&#' . hexdec('00B0') . ';'), 106'int' => array( 'input'=>'int','tag'=>'mo', 'output'=>'&#' . hexdec('222B') . ';'), 107'dx' => array( 'input'=>'dx','tag'=>'mi', 'output'=>'{:d x:}', 'definition'=>TRUE), /* 2005-06-11 wes */ 108'dy' => array( 'input'=>'dy','tag'=>'mi', 'output'=>'{:d y:}', 'definition'=>TRUE), /* 2005-06-11 wes */ 109'dz' => array( 'input'=>'dz','tag'=>'mi', 'output'=>'{:d z:}', 'definition'=>TRUE), /* 2005-06-11 wes */ 110'dt' => array( 'input'=>'dt','tag'=>'mi', 'output'=>'{:d t:}', 'definition'=>TRUE), /* 2005-06-11 wes */ 111'oint' => array( 'input'=>'oint','tag'=>'mo', 'output'=>'&#' . hexdec('222E') . ';'), 112'del' => array( 'input'=>'del','tag'=>'mo', 'output'=>'&#' . hexdec('2202') . ';'), 113'grad' => array( 'input'=>'grad','tag'=>'mo', 'output'=>'&#' . hexdec('2207') . ';'), 114'+-' => array( 'input'=>'+-','tag'=>'mo', 'output'=>'&#' . hexdec('00B1') . ';'), 115'O/' => array( 'input'=>'0/','tag'=>'mo', 'output'=>'&#' . hexdec('2205') . ';'), 116'oo' => array( 'input'=>'oo','tag'=>'mo', 'output'=>'&#' . hexdec('221E') . ';'), 117'aleph' => array( 'input'=>'aleph','tag'=>'mo', 'output'=>'&#' . hexdec('2135') . ';'), 118'...' => array( 'input'=>'int','tag'=>'mo', 'output'=>'...'), 119'~' => array( 'input'=>'!~','tag'=>'mo', 'output'=>'&#' . hexdec('0020') . ';'), 120'\\ ' => array( 'input'=>'~','tag'=>'mo', 'output'=>'&#' . hexdec('00A0') . ';'), 121'quad' => array( 'input'=>'quad','tag'=>'mo', 'output'=>'&#' . hexdec('00A0') . ';&#' . hexdec('00A0') . ';'), 122'qquad' => array( 'input'=>'qquad','tag'=>'mo', 'output'=> '&#' . hexdec('00A0') . ';&#' . hexdec('00A0') . ';&#' . hexdec('00A0') . ';'), 123'cdots' => array( 'input'=>'cdots','tag'=>'mo', 'output'=>'&#' . hexdec('22EF') . ';'), 124'vdots' => array( 'input'=>'vdots','tag'=>'mo', 'output'=>'&#' . hexdec('22EE') . ';'), /* 2005-06-11 wes */ 125'ddots' => array( 'input'=>'ddots','tag'=>'mo', 'output'=>'&#' . hexdec('22F1') . ';'), /* 2005-06-11 wes */ 126'diamond' => array( 'input'=>'diamond','tag'=>'mo', 'output'=>'&#' . hexdec('22C4') . ';'), 127'square' => array( 'input'=>'square','tag'=>'mo', 'output'=>'&#' . hexdec('25A1') . ';'), 128'|_' => array( 'input'=>'|_','tag'=>'mo', 'output'=>'&#' . hexdec('230A') . ';'), 129'_|' => array( 'input'=>'_|','tag'=>'mo', 'output'=>'&#' . hexdec('230B') . ';'), 130'|~' => array( 'input'=>'|~','tag'=>'mo', 'output'=>'&#' . hexdec('2308') . ';'), 131'~|' => array( 'input'=>'~|','tag'=>'mo', 'output'=>'&#' . hexdec('2309') . ';'), 132'CC' => array( 'input'=>'CC','tag'=>'mo', 'output'=>'&#' . hexdec('2102') . ';'), 133'NN' => array( 'input'=>'NN','tag'=>'mo', 'output'=>'&#' . hexdec('2115') . ';'), 134'QQ' => array( 'input'=>'QQ','tag'=>'mo', 'output'=>'&#' . hexdec('211A') . ';'), 135'RR' => array( 'input'=>'RR','tag'=>'mo', 'output'=>'&#' . hexdec('211D') . ';'), 136'ZZ' => array( 'input'=>'ZZ','tag'=>'mo', 'output'=>'&#' . hexdec('2124') . ';'), 137 138// Standard functions 139'lim' => array( 'input'=>'lim','tag'=>'mo', 'output'=>'lim', 'underover'=>TRUE), 140'Lim' => array( 'input'=>'Lim','tag'=>'mo', 'output'=>'Lim', 'underover'=>TRUE), /* 2005-06-11 wes */ 141'sin' => array( 'input'=>'sin','tag'=>'mo', 'output'=>'sin', 'unary'=>TRUE, 'func'=>TRUE), 142'cos' => array( 'input'=>'cos', 'tag'=>'mo', 'output'=>'cos', 'unary'=>TRUE, 'func'=>TRUE), 143'tan' => array( 'input'=>'tan', 'tag'=>'mo', 'output'=>'tan', 'unary'=>TRUE, 'func'=>TRUE), 144'arcsin' => array( 'input'=>'arcsin','tag'=>'mo', 'output'=>'arcsin', 'unary'=>TRUE, 'func'=>TRUE), //2006-9-7 DL 145'arccos' => array( 'input'=>'arccos', 'tag'=>'mo', 'output'=>'arccos', 'unary'=>TRUE, 'func'=>TRUE), //2006-9-7 DL 146'arctan' => array( 'input'=>'arctan', 'tag'=>'mo', 'output'=>'arctan', 'unary'=>TRUE, 'func'=>TRUE), //2006-9-7 DL 147'sinh' => array( 'input'=>'sinh','tag'=>'mo', 'output'=>'sinh', 'unary'=>TRUE, 'func'=>TRUE), 148'cosh' => array( 'input'=>'cosh', 'tag'=>'mo', 'output'=>'cosh', 'unary'=>TRUE, 'func'=>TRUE), 149'tanh' => array( 'input'=>'tanh', 'tag'=>'mo', 'output'=>'tanh', 'unary'=>TRUE, 'func'=>TRUE), 150'cot' => array( 'input'=>'cot','tag'=>'mo', 'output'=>'cot', 'unary'=>TRUE, 'func'=>TRUE), 151'sec' => array( 'input'=>'sec', 'tag'=>'mo', 'output'=>'sec', 'unary'=>TRUE, 'func'=>TRUE), 152'csc' => array( 'input'=>'csc', 'tag'=>'mo', 'output'=>'csc', 'unary'=>TRUE, 'func'=>TRUE), 153'coth' => array( 'input'=>'coth','tag'=>'mo', 'output'=>'coth', 'unary'=>TRUE, 'func'=>TRUE), 154'sech' => array( 'input'=>'sech', 'tag'=>'mo', 'output'=>'sech', 'unary'=>TRUE, 'func'=>TRUE), 155'csch' => array( 'input'=>'csch', 'tag'=>'mo', 'output'=>'csch', 'unary'=>TRUE, 'func'=>TRUE), 156'log' => array( 'input'=>'log', 'tag'=>'mo', 'output'=>'log', 'unary'=>TRUE, 'func'=>TRUE), 157'ln' => array( 'input'=>'ln', 'tag'=>'mo', 'output'=>'ln', 'unary'=>TRUE, 'func'=>TRUE), 158'det' => array( 'input'=>'det', 'tag'=>'mo', 'output'=>'det', 'unary'=>TRUE, 'func'=>TRUE), 159'dim' => array( 'input'=>'dim', 'tag'=>'mo', 'output'=>'dim'), 160'mod' => array( 'input'=>'mod', 'tag'=>'mo', 'output'=>'mod'), 161'gcd' => array( 'input'=>'gcd', 'tag'=>'mo', 'output'=>'gcd', 'unary'=>TRUE, 'func'=>TRUE), 162'lcm' => array( 'input'=>'lcm', 'tag'=>'mo', 'output'=>'lcm', 'unary'=>TRUE, 'func'=>TRUE), 163'lub' => array( 'input'=>'lub', 'tag'=>'mo', 'output'=>'lub'), /* 2005-06-11 wes */ 164'glb' => array( 'input'=>'glb', 'tag'=>'mo', 'output'=>'glb'), /* 2005-06-11 wes */ 165'min' => array( 'input'=>'min', 'tag'=>'mo', 'output'=>'min', 'underover'=>TRUE), /* 2005-06-11 wes */ 166'max' => array( 'input'=>'max', 'tag'=>'mo', 'output'=>'max', 'underover'=>TRUE), /* 2005-06-11 wes */ 167'f' => array( 'input'=>'f','tag'=>'mi', 'output'=>'f', 'unary'=>TRUE, 'func'=>TRUE), //2006-9-7 DL 168'g' => array( 'input'=>'g', 'tag'=>'mi', 'output'=>'g', 'unary'=>TRUE, 'func'=>TRUE), //2006-9-7 DL 169 170// Arrows 171'uarr' => array( 'input'=>'uarr', 'tag'=>'mo', 'output'=>'&#' . hexdec('2191') . ';'), 172'darr' => array( 'input'=>'darr', 'tag'=>'mo', 'output'=>'&#' . hexdec('2193') . ';'), 173'rarr' => array( 'input'=>'rarr', 'tag'=>'mo', 'output'=>'&#' . hexdec('2192') . ';'), 174'->' => array( 'input'=>'->', 'tag'=>'mo', 'output'=>'&#' . hexdec('2192') . ';'), 175'|->' => array( 'input'=>'|->', 'tag'=>'mo', 'output'=>'&#' . hexdec('21A6') . ';'), /* 2005-06-11 wes */ 176'larr' => array( 'input'=>'larr', 'tag'=>'mo', 'output'=>'&#' . hexdec('2190') . ';'), 177'harr' => array( 'input'=>'harr', 'tag'=>'mo', 'output'=>'&#' . hexdec('2194') . ';'), 178'rArr' => array( 'input'=>'rArr', 'tag'=>'mo', 'output'=>'&#' . hexdec('21D2') . ';'), 179'lArr' => array( 'input'=>'lArr', 'tag'=>'mo', 'output'=>'&#' . hexdec('21D0') . ';'), 180'hArr' => array( 'input'=>'hArr', 'tag'=>'mo', 'output'=>'&#' . hexdec('21D4') . ';'), 181 182// Commands with argument 183'sqrt' => array( 'input'=>'sqrt', 'tag'=>'msqrt', 'output'=>'sqrt', 'unary'=>TRUE ), 184'root' => array( 'input'=>'root', 'tag'=>'mroot', 'output'=>'root', 'binary'=>TRUE ), 185'frac' => array( 'input'=>'frac', 'tag'=>'mfrac', 'output'=>'/', 'binary'=>TRUE), 186'/' => array( 'input'=>'/', 'tag'=>'mfrac', 'output'=>'/', 'infix'=>TRUE), 187'_' => array( 'input'=>'_', 'tag'=>'msub', 'output'=>'_', 'infix'=>TRUE), 188'^' => array( 'input'=>'^', 'tag'=>'msup', 'output'=>'^', 'infix'=>TRUE), 189'hat' => array( 'input'=>'hat', 'tag'=>'mover', 'output'=>'&#' . hexdec('005E') . ';', 'unary'=>TRUE, 'acc'=>TRUE), 190'bar' => array( 'input'=>'bar', 'tag'=>'mover', 'output'=>'&#' . hexdec('00AF') . ';', 'unary'=>TRUE, 'acc'=>TRUE), 191'vec' => array( 'input'=>'vec', 'tag'=>'mover', 'output'=>'&#' . hexdec('2192') . ';', 'unary'=>TRUE, 'acc'=>TRUE), 192'dot' => array( 'input'=>'dot', 'tag'=>'mover', 'output'=>'.', 'unary'=>TRUE, 'acc'=>TRUE), 193'ddot' => array( 'input'=>'ddot', 'tag'=>'mover', 'output'=>'..', 'unary'=>TRUE, 'acc'=>TRUE), 194'ul' => array( 'input'=>'ul', 'tag'=>'munder', 'output'=>'&#' . hexdec('0332') . ';', 'unary'=>TRUE, 'acc'=>TRUE), 195'avec' => array( 'input'=>'avec', 'tag'=>'munder', 'output'=>'~', 'unary'=>TRUE, 'acc'=>TRUE), 196'text' => array( 'input'=>'text', 'tag'=>'mtext', 'output'=>'text', 'unary'=>TRUE), 197'mbox' => array( 'input'=>'mbox', 'tag'=>'mtext', 'output'=>'mbox', 'unary'=>TRUE), 198'"' => array( 'input'=>'"', 'tag'=>'mtext','output'=>'mbox', 'unary'=>TRUE), 199 200/* 2005-06-05 wes: added stackrel */ 201'stackrel' => array( 'input'=>'stackrel', 'tag'=>'mover', 'output'=>'stackrel', 'binary'=>TRUE), 202 203// Grouping brackets 204'(' => array( 'input'=>'(', 'tag'=>'mo', 'output'=>'(', 'left_bracket'=>TRUE), 205')' => array( 'input'=>')', 'tag'=>'mo', 'output'=>')', 'right_bracket'=>TRUE), 206'[' => array( 'input'=>'[', 'tag'=>'mo', 'output'=>'[', 'left_bracket'=>TRUE), 207']' => array( 'input'=>']', 'tag'=>'mo', 'output'=>']', 'right_bracket'=>TRUE), 208'{' => array( 'input'=>'{', 'tag'=>'mo', 'output'=>'{', 'left_bracket'=>TRUE), 209'}' => array( 'input'=>'}', 'tag'=>'mo', 'output'=>'}', 'right_bracket'=>TRUE), 210'(:' => array( 'input'=>'(:', 'tag'=>'mo', 'output'=>'&#' . hexdec('2329') . ';', 'left_bracket'=>TRUE), 211':)' => array( 'input'=>':)', 'tag'=>'mo', 'output'=>'&#' . hexdec('232A') . ';', 'right_bracket'=>TRUE), 212'{:' => array( 'input'=>'{:', 'tag'=>'mo', 'output'=>'{:', 'left_bracket'=>TRUE, 'invisible'=>TRUE), 213':}' => array( 'input'=>':}', 'tag'=>'mo', 'output'=>':}', 'right_bracket'=>TRUE ,'invisible'=>TRUE), 214'<<' => array( 'input'=>'<<', 'tag'=>'mo', 'output'=>'&#' . hexdec('2329') . ';', 'left_bracket'=>TRUE), // 2005-06-07 wes 215'>>' => array( 'input'=>'>>', 'tag'=>'mo', 'output'=>'&#' . hexdec('232A') . ';', 'right_bracket'=>TRUE) // 2005-06-07 wes 216); 217 218?>