module Text.Pandoc.ASCIIMathML ( asciiMathMLScript ) where
asciiMathMLScript :: String
asciiMathMLScript = "<script type=\"text/javascript\">\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n\nvar mathcolor = \"\"; // change it to \"\" (to inherit) or another color\nvar mathfontsize = \"1em\"; // change to e.g. 1.2em for larger math\nvar mathfontfamily = \"serif\"; // change to \"\" to inherit (works in IE) \n // or another family (e.g. \"arial\")\nvar automathrecognize = false; // writing \"amath\" on page makes this true\nvar checkForMathML = true; // check if browser can display MathML\nvar notifyIfNoMathML = true; // display note at top if no MathML capability\nvar alertIfNoMathML = false; // show alert box if no MathML capability\nvar translateOnLoad = true; // set to false to do call translators from js \nvar translateLaTeX = true; // false to preserve $..$, $$..$$\nvar translateLaTeXformatting = true; // false to preserve \\emph,\\begin{},\\end{}\nvar translateASCIIMath = true; // false to preserve `..`\nvar translateASCIIsvg = true; // false to preserve agraph.., \\begin{graph}..\nvar avoidinnerHTML = false; // set true if assigning to innerHTML gives error\nvar displaystyle = true; // puts limits above and below large operators\nvar showasciiformulaonhover = true; // helps students learn ASCIIMath\nvar decimalsign = \".\"; // change to \",\" if you like, beware of `(1,2)`!\nvar AMdelimiter1 = \"`\", AMescape1 = \"\\\\\\\\`\"; // can use other characters\nvar AMdocumentId = \"wikitext\" // PmWiki element containing math (default=body)\nvar checkforprocessasciimathinmoodle = false; // true for systems like Moodle\nvar dsvglocation = \"\"; // path to d.svg (blank if same as ASCIIMathML.js loc)\n\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n\nvar isIE = document.createElementNS==null;\nvar noMathML = false, translated = false;\n\nif (isIE) { // avoid adding MathPlayer info explicitly to each webpage\n document.write(\"<object id=\\\"mathplayer\\\"\\\n classid=\\\"clsid:32F66A20-7614-11D4-BD11-00104BD3F987\\\"></object>\");\n document.write(\"<?import namespace=\\\"m\\\" implementation=\\\"#mathplayer\\\"?>\");\n}\n\n// Add a stylesheet, replacing any previous custom stylesheet (adapted from TW)\nfunction setStylesheet(s) {\n\tvar id = \"AMMLcustomStyleSheet\";\n\tvar n = document.getElementById(id);\n\tif(document.createStyleSheet) {\n\t\t// Test for IE's non-standard createStyleSheet method\n\t\tif(n)\n\t\t\tn.parentNode.removeChild(n);\n\t\t// This failed without the \n\t\tdocument.getElementsByTagName(\"head\")[0].insertAdjacentHTML(\"beforeEnd\",\" <style id='\" + id + \"'>\" + s + \"</style>\");\n\t} else {\n\t\tif(n) {\n\t\t\tn.replaceChild(document.createTextNode(s),n.firstChild);\n\t\t} else {\n\t\t\tn = document.createElement(\"style\");\n\t\t\tn.type = \"text/css\";\n\t\t\tn.id = id;\n\t\t\tn.appendChild(document.createTextNode(s));\n\t\t\tdocument.getElementsByTagName(\"head\")[0].appendChild(n);\n\t\t}\n\t}\n}\n\nsetStylesheet(\"#AMMLcloseDiv \\{font-size:0.8em; padding-top:1em; color:#014\\}\\n#AMMLwarningBox \\{position:absolute; width:100%; top:0; left:0; z-index:200; text-align:center; font-size:1em; font-weight:bold; padding:0.5em 0 0.5em 0; color:#ffc; background:#c30\\}\");\n\nfunction init(){\n\tvar msg, warnings = new Array();\n\tif (document.getElementById==null){\n\t\talert(\"This webpage requires a recent browser such as Mozilla Firefox/Netscape 7+ or Internet Explorer 6+ with MathPlayer and Adobe SVGviewer\");\n\t\treturn null;\n\t}\n\tif (checkForMathML && (msg = checkMathML())) warnings.push(msg);\n\tif (checkIfSVGavailable && (msg = checkSVG())) warnings.push(msg);\n\tif (warnings.length>0) displayWarnings(warnings);\n\tif (!noMathML) initSymbols();\n\treturn true;\n}\n\nfunction checkMathML(){\n if (navigator.appName.slice(0,8)==\"Netscape\") \n if (navigator.appVersion.slice(0,1)>=\"5\") noMathML = null;\n else noMathML = true;\n else if (navigator.appName.slice(0,9)==\"Microsoft\")\n try {\n var ActiveX = new ActiveXObject(\"MathPlayer.Factory.1\");\n noMathML = null;\n } catch (e) {\n noMathML = true;\n }\n else noMathML = true;\n//noMathML = true; //uncomment to check\n if (noMathML && notifyIfNoMathML) {\n var msg = \"To view the ASCIIMathML notation use Internet Explorer + MathPlayer or Mozilla Firefox 2.0 or later.\";\n if (alertIfNoMathML)\n alert(msg);\n else return msg;\n }\n}\n\nfunction hideWarning(){\n\tvar body = document.getElementsByTagName(\"body\")[0];\n\tbody.removeChild(document.getElementById('AMMLwarningBox'));\n\tbody.onclick = null;\n}\n\nfunction displayWarnings(warnings) {\n var i, frag, nd = createElementXHTML(\"div\");\n var body = document.getElementsByTagName(\"body\")[0];\n body.onclick=hideWarning;\n nd.id = 'AMMLwarningBox';\n for (i=0; i<warnings.length; i++) {\n\tfrag = createElementXHTML(\"div\");\n\tfrag.appendChild(document.createTextNode(warnings[i]));\n\tfrag.style.paddingBottom = \"1.0em\";\n\tnd.appendChild(frag);\n }\n nd.appendChild(createElementXHTML(\"p\"));\n nd.appendChild(document.createTextNode(\"For instructions see the \"));\n var an = createElementXHTML(\"a\");\n an.appendChild(document.createTextNode(\"ASCIIMathML\"));\n an.setAttribute(\"href\",\"http://www.chapman.edu/~jipsen/asciimath.html\");\n nd.appendChild(an);\n nd.appendChild(document.createTextNode(\" homepage\"));\n an = createElementXHTML(\"div\");\n an.id = 'AMMLcloseDiv';\n an.appendChild(document.createTextNode('(click anywhere to close this warning)'));\n nd.appendChild(an);\n var body = document.getElementsByTagName(\"body\")[0];\n body.insertBefore(nd,body.childNodes[0]);\n}\n\nfunction translate(spanclassAM) {\n if (!translated) { // run this only once\n translated = true;\n var body = document.getElementsByTagName(\"body\")[0];\n var processN = document.getElementById(AMdocumentId);\n if (translateLaTeX) LMprocessNode((processN!=null?processN:body));\n if (translateASCIIMath) AMprocessNode((processN!=null?processN:body), false, spanclassAM);\n }\n}\n\nfunction createElementXHTML(t) {\n if (isIE) return document.createElement(t);\n else return document.createElementNS(\"http://www.w3.org/1999/xhtml\",t);\n}\n\nfunction createMmlNode(t,frag) {\n if (isIE) var node = document.createElement(\"m:\"+t);\n else var node = document.createElementNS(\"http://www.w3.org/1998/Math/MathML\",t);\n if (frag) node.appendChild(frag);\n return node;\n}\n\n// character lists for Mozilla/Netscape fonts\nvar AMcal = [0xEF35,0x212C,0xEF36,0xEF37,0x2130,0x2131,0xEF38,0x210B,0x2110,0xEF39,0xEF3A,0x2112,0x2133,0xEF3B,0xEF3C,0xEF3D,0xEF3E,0x211B,0xEF3F,0xEF40,0xEF41,0xEF42,0xEF43,0xEF44,0xEF45,0xEF46];\nvar AMfrk = [0xEF5D,0xEF5E,0x212D,0xEF5F,0xEF60,0xEF61,0xEF62,0x210C,0x2111,0xEF63,0xEF64,0xEF65,0xEF66,0xEF67,0xEF68,0xEF69,0xEF6A,0x211C,0xEF6B,0xEF6C,0xEF6D,0xEF6E,0xEF6F,0xEF70,0xEF71,0x2128];\nvar AMbbb = [0xEF8C,0xEF8D,0x2102,0xEF8E,0xEF8F,0xEF90,0xEF91,0x210D,0xEF92,0xEF93,0xEF94,0xEF95,0xEF96,0x2115,0xEF97,0x2119,0x211A,0x211D,0xEF98,0xEF99,0xEF9A,0xEF9B,0xEF9C,0xEF9D,0xEF9E,0x2124];\n\nvar CONST = 0, UNARY = 1, BINARY = 2, INFIX = 3, LEFTBRACKET = 4,\n RIGHTBRACKET = 5, SPACE = 6, UNDEROVER = 7, DEFINITION = 8,\n LEFTRIGHT = 9, TEXT = 10, BIG = 11, LONG = 12, STRETCHY = 13,\n MATRIX = 14;; // token types\n\nvar AMquote = {input:\"\\\"\", tag:\"mtext\", output:\"mbox\", tex:null, ttype:TEXT};\n\nvar AMsymbols = [\n//some greek symbols\n{input:\"alpha\", tag:\"mi\", output:\"\\u03B1\", tex:null, ttype:CONST},\n{input:\"beta\", tag:\"mi\", output:\"\\u03B2\", tex:null, ttype:CONST},\n{input:\"chi\", tag:\"mi\", output:\"\\u03C7\", tex:null, ttype:CONST},\n{input:\"delta\", tag:\"mi\", output:\"\\u03B4\", tex:null, ttype:CONST},\n{input:\"Delta\", tag:\"mo\", output:\"\\u0394\", tex:null, ttype:CONST},\n{input:\"epsi\", tag:\"mi\", output:\"\\u03B5\", tex:\"epsilon\", ttype:CONST},\n{input:\"varepsilon\", tag:\"mi\", output:\"\\u025B\", tex:null, ttype:CONST},\n{input:\"eta\", tag:\"mi\", output:\"\\u03B7\", tex:null, ttype:CONST},\n{input:\"gamma\", tag:\"mi\", output:\"\\u03B3\", tex:null, ttype:CONST},\n{input:\"Gamma\", tag:\"mo\", output:\"\\u0393\", tex:null, ttype:CONST},\n{input:\"iota\", tag:\"mi\", output:\"\\u03B9\", tex:null, ttype:CONST},\n{input:\"kappa\", tag:\"mi\", output:\"\\u03BA\", tex:null, ttype:CONST},\n{input:\"lambda\", tag:\"mi\", output:\"\\u03BB\", tex:null, ttype:CONST},\n{input:\"Lambda\", tag:\"mo\", output:\"\\u039B\", tex:null, ttype:CONST},\n{input:\"mu\", tag:\"mi\", output:\"\\u03BC\", tex:null, ttype:CONST},\n{input:\"nu\", tag:\"mi\", output:\"\\u03BD\", tex:null, ttype:CONST},\n{input:\"omega\", tag:\"mi\", output:\"\\u03C9\", tex:null, ttype:CONST},\n{input:\"Omega\", tag:\"mo\", output:\"\\u03A9\", tex:null, ttype:CONST},\n{input:\"phi\", tag:\"mi\", output:\"\\u03C6\", tex:null, ttype:CONST},\n{input:\"varphi\", tag:\"mi\", output:\"\\u03D5\", tex:null, ttype:CONST},\n{input:\"Phi\", tag:\"mo\", output:\"\\u03A6\", tex:null, ttype:CONST},\n{input:\"pi\", tag:\"mi\", output:\"\\u03C0\", tex:null, ttype:CONST},\n{input:\"Pi\", tag:\"mo\", output:\"\\u03A0\", tex:null, ttype:CONST},\n{input:\"psi\", tag:\"mi\", output:\"\\u03C8\", tex:null, ttype:CONST},\n{input:\"Psi\", tag:\"mi\", output:\"\\u03A8\", tex:null, ttype:CONST},\n{input:\"rho\", tag:\"mi\", output:\"\\u03C1\", tex:null, ttype:CONST},\n{input:\"sigma\", tag:\"mi\", output:\"\\u03C3\", tex:null, ttype:CONST},\n{input:\"Sigma\", tag:\"mo\", output:\"\\u03A3\", tex:null, ttype:CONST},\n{input:\"tau\", tag:\"mi\", output:\"\\u03C4\", tex:null, ttype:CONST},\n{input:\"theta\", tag:\"mi\", output:\"\\u03B8\", tex:null, ttype:CONST},\n{input:\"vartheta\", tag:\"mi\", output:\"\\u03D1\", tex:null, ttype:CONST},\n{input:\"Theta\", tag:\"mo\", output:\"\\u0398\", tex:null, ttype:CONST},\n{input:\"upsilon\", tag:\"mi\", output:\"\\u03C5\", tex:null, ttype:CONST},\n{input:\"xi\", tag:\"mi\", output:\"\\u03BE\", tex:null, ttype:CONST},\n{input:\"Xi\", tag:\"mo\", output:\"\\u039E\", tex:null, ttype:CONST},\n{input:\"zeta\", tag:\"mi\", output:\"\\u03B6\", tex:null, ttype:CONST},\n\n//binary operation symbols\n//{input:\"-\", tag:\"mo\", output:\"\\u0096\", tex:null, ttype:CONST},\n{input:\"*\", tag:\"mo\", output:\"\\u22C5\", tex:\"cdot\", ttype:CONST},\n{input:\"**\", tag:\"mo\", output:\"\\u22C6\", tex:\"star\", ttype:CONST},\n{input:\"//\", tag:\"mo\", output:\"/\", tex:null, ttype:CONST},\n{input:\"\\\\\\\\\", tag:\"mo\", output:\"\\\\\", tex:\"backslash\", ttype:CONST},\n{input:\"setminus\", tag:\"mo\", output:\"\\\\\", tex:null, ttype:CONST},\n{input:\"xx\", tag:\"mo\", output:\"\\u00D7\", tex:\"times\", ttype:CONST},\n{input:\"-:\", tag:\"mo\", output:\"\\u00F7\", tex:\"divide\", ttype:CONST},\n{input:\"@\", tag:\"mo\", output:\"\\u2218\", tex:\"circ\", ttype:CONST},\n{input:\"o+\", tag:\"mo\", output:\"\\u2295\", tex:\"oplus\", ttype:CONST},\n{input:\"ox\", tag:\"mo\", output:\"\\u2297\", tex:\"otimes\", ttype:CONST},\n{input:\"o.\", tag:\"mo\", output:\"\\u2299\", tex:\"odot\", ttype:CONST},\n{input:\"sum\", tag:\"mo\", output:\"\\u2211\", tex:null, ttype:UNDEROVER},\n{input:\"prod\", tag:\"mo\", output:\"\\u220F\", tex:null, ttype:UNDEROVER},\n{input:\"^^\", tag:\"mo\", output:\"\\u2227\", tex:\"wedge\", ttype:CONST},\n{input:\"^^^\", tag:\"mo\", output:\"\\u22C0\", tex:\"bigwedge\", ttype:UNDEROVER},\n{input:\"vv\", tag:\"mo\", output:\"\\u2228\", tex:\"vee\", ttype:CONST},\n{input:\"vvv\", tag:\"mo\", output:\"\\u22C1\", tex:\"bigvee\", ttype:UNDEROVER},\n{input:\"nn\", tag:\"mo\", output:\"\\u2229\", tex:\"cap\", ttype:CONST},\n{input:\"nnn\", tag:\"mo\", output:\"\\u22C2\", tex:\"bigcap\", ttype:UNDEROVER},\n{input:\"uu\", tag:\"mo\", output:\"\\u222A\", tex:\"cup\", ttype:CONST},\n{input:\"uuu\", tag:\"mo\", output:\"\\u22C3\", tex:\"bigcup\", ttype:UNDEROVER},\n\n//binary relation symbols\n{input:\"!=\", tag:\"mo\", output:\"\\u2260\", tex:\"ne\", ttype:CONST},\n{input:\":=\", tag:\"mo\", output:\":=\", tex:null, ttype:CONST},\n{input:\"lt\", tag:\"mo\", output:\"<\", tex:null, ttype:CONST},\n{input:\"<=\", tag:\"mo\", output:\"\\u2264\", tex:\"le\", ttype:CONST},\n{input:\"lt=\", tag:\"mo\", output:\"\\u2264\", tex:\"leq\", ttype:CONST},\n{input:\">=\", tag:\"mo\", output:\"\\u2265\", tex:\"ge\", ttype:CONST},\n{input:\"geq\", tag:\"mo\", output:\"\\u2265\", tex:null, ttype:CONST},\n{input:\"-<\", tag:\"mo\", output:\"\\u227A\", tex:\"prec\", ttype:CONST},\n{input:\"-lt\", tag:\"mo\", output:\"\\u227A\", tex:null, ttype:CONST},\n{input:\">-\", tag:\"mo\", output:\"\\u227B\", tex:\"succ\", ttype:CONST},\n{input:\"-<=\", tag:\"mo\", output:\"\\u2AAF\", tex:\"preceq\", ttype:CONST},\n{input:\">-=\", tag:\"mo\", output:\"\\u2AB0\", tex:\"succeq\", ttype:CONST},\n{input:\"in\", tag:\"mo\", output:\"\\u2208\", tex:null, ttype:CONST},\n{input:\"!in\", tag:\"mo\", output:\"\\u2209\", tex:\"notin\", ttype:CONST},\n{input:\"sub\", tag:\"mo\", output:\"\\u2282\", tex:\"subset\", ttype:CONST},\n{input:\"sup\", tag:\"mo\", output:\"\\u2283\", tex:\"supset\", ttype:CONST},\n{input:\"sube\", tag:\"mo\", output:\"\\u2286\", tex:\"subseteq\", ttype:CONST},\n{input:\"supe\", tag:\"mo\", output:\"\\u2287\", tex:\"supseteq\", ttype:CONST},\n{input:\"-=\", tag:\"mo\", output:\"\\u2261\", tex:\"equiv\", ttype:CONST},\n{input:\"~=\", tag:\"mo\", output:\"\\u2245\", tex:\"cong\", ttype:CONST},\n{input:\"~~\", tag:\"mo\", output:\"\\u2248\", tex:\"approx\", ttype:CONST},\n{input:\"prop\", tag:\"mo\", output:\"\\u221D\", tex:\"propto\", ttype:CONST},\n\n//logical symbols\n{input:\"and\", tag:\"mtext\", output:\"and\", tex:null, ttype:SPACE},\n{input:\"or\", tag:\"mtext\", output:\"or\", tex:null, ttype:SPACE},\n{input:\"not\", tag:\"mo\", output:\"\\u00AC\", tex:\"neg\", ttype:CONST},\n{input:\"=>\", tag:\"mo\", output:\"\\u21D2\", tex:\"implies\", ttype:CONST},\n{input:\"if\", tag:\"mo\", output:\"if\", tex:null, ttype:SPACE},\n{input:\"<=>\", tag:\"mo\", output:\"\\u21D4\", tex:\"iff\", ttype:CONST},\n{input:\"AA\", tag:\"mo\", output:\"\\u2200\", tex:\"forall\", ttype:CONST},\n{input:\"EE\", tag:\"mo\", output:\"\\u2203\", tex:\"exists\", ttype:CONST},\n{input:\"_|_\", tag:\"mo\", output:\"\\u22A5\", tex:\"bot\", ttype:CONST},\n{input:\"TT\", tag:\"mo\", output:\"\\u22A4\", tex:\"top\", ttype:CONST},\n{input:\"|--\", tag:\"mo\", output:\"\\u22A2\", tex:\"vdash\", ttype:CONST},\n{input:\"|==\", tag:\"mo\", output:\"\\u22A8\", tex:\"models\", ttype:CONST},\n\n//grouping brackets\n{input:\"(\", tag:\"mo\", output:\"(\", tex:null, ttype:LEFTBRACKET},\n{input:\")\", tag:\"mo\", output:\")\", tex:null, ttype:RIGHTBRACKET},\n{input:\"[\", tag:\"mo\", output:\"[\", tex:null, ttype:LEFTBRACKET},\n{input:\"]\", tag:\"mo\", output:\"]\", tex:null, ttype:RIGHTBRACKET},\n{input:\"{\", tag:\"mo\", output:\"{\", tex:null, ttype:LEFTBRACKET},\n{input:\"}\", tag:\"mo\", output:\"}\", tex:null, ttype:RIGHTBRACKET},\n{input:\"|\", tag:\"mo\", output:\"|\", tex:null, ttype:LEFTRIGHT},\n//{input:\"||\", tag:\"mo\", output:\"||\", tex:null, ttype:LEFTRIGHT},\n{input:\"(:\", tag:\"mo\", output:\"\\u2329\", tex:\"langle\", ttype:LEFTBRACKET},\n{input:\":)\", tag:\"mo\", output:\"\\u232A\", tex:\"rangle\", ttype:RIGHTBRACKET},\n{input:\"<<\", tag:\"mo\", output:\"\\u2329\", tex:null, ttype:LEFTBRACKET},\n{input:\">>\", tag:\"mo\", output:\"\\u232A\", tex:null, ttype:RIGHTBRACKET},\n{input:\"{:\", tag:\"mo\", output:\"{:\", tex:null, ttype:LEFTBRACKET, invisible:true},\n{input:\":}\", tag:\"mo\", output:\":}\", tex:null, ttype:RIGHTBRACKET, invisible:true},\n\n//miscellaneous symbols\n{input:\"int\", tag:\"mo\", output:\"\\u222B\", tex:null, ttype:CONST},\n{input:\"dx\", tag:\"mi\", output:\"{:d x:}\", tex:null, ttype:DEFINITION},\n{input:\"dy\", tag:\"mi\", output:\"{:d y:}\", tex:null, ttype:DEFINITION},\n{input:\"dz\", tag:\"mi\", output:\"{:d z:}\", tex:null, ttype:DEFINITION},\n{input:\"dt\", tag:\"mi\", output:\"{:d t:}\", tex:null, ttype:DEFINITION},\n{input:\"oint\", tag:\"mo\", output:\"\\u222E\", tex:null, ttype:CONST},\n{input:\"del\", tag:\"mo\", output:\"\\u2202\", tex:\"partial\", ttype:CONST},\n{input:\"grad\", tag:\"mo\", output:\"\\u2207\", tex:\"nabla\", ttype:CONST},\n{input:\"+-\", tag:\"mo\", output:\"\\u00B1\", tex:\"pm\", ttype:CONST},\n{input:\"O/\", tag:\"mo\", output:\"\\u2205\", tex:\"emptyset\", ttype:CONST},\n{input:\"oo\", tag:\"mo\", output:\"\\u221E\", tex:\"infty\", ttype:CONST},\n{input:\"aleph\", tag:\"mo\", output:\"\\u2135\", tex:null, ttype:CONST},\n{input:\"...\", tag:\"mo\", output:\"...\", tex:\"ldots\", ttype:CONST},\n{input:\":.\", tag:\"mo\", output:\"\\u2234\", tex:\"therefore\", ttype:CONST},\n{input:\"/_\", tag:\"mo\", output:\"\\u2220\", tex:\"angle\", ttype:CONST},\n{input:\"\\\\ \", tag:\"mo\", output:\"\\u00A0\", tex:null, ttype:CONST},\n{input:\"quad\", tag:\"mo\", output:\"\\u00A0\\u00A0\", tex:null, ttype:CONST},\n{input:\"qquad\", tag:\"mo\", output:\"\\u00A0\\u00A0\\u00A0\\u00A0\", tex:null, ttype:CONST},\n{input:\"cdots\", tag:\"mo\", output:\"\\u22EF\", tex:null, ttype:CONST},\n{input:\"vdots\", tag:\"mo\", output:\"\\u22EE\", tex:null, ttype:CONST},\n{input:\"ddots\", tag:\"mo\", output:\"\\u22F1\", tex:null, ttype:CONST},\n{input:\"diamond\", tag:\"mo\", output:\"\\u22C4\", tex:null, ttype:CONST},\n{input:\"square\", tag:\"mo\", output:\"\\u25A1\", tex:null, ttype:CONST},\n{input:\"|__\", tag:\"mo\", output:\"\\u230A\", tex:\"lfloor\", ttype:CONST},\n{input:\"__|\", tag:\"mo\", output:\"\\u230B\", tex:\"rfloor\", ttype:CONST},\n{input:\"|~\", tag:\"mo\", output:\"\\u2308\", tex:\"lceiling\", ttype:CONST},\n{input:\"~|\", tag:\"mo\", output:\"\\u2309\", tex:\"rceiling\", ttype:CONST},\n{input:\"CC\", tag:\"mo\", output:\"\\u2102\", tex:null, ttype:CONST},\n{input:\"NN\", tag:\"mo\", output:\"\\u2115\", tex:null, ttype:CONST},\n{input:\"QQ\", tag:\"mo\", output:\"\\u211A\", tex:null, ttype:CONST},\n{input:\"RR\", tag:\"mo\", output:\"\\u211D\", tex:null, ttype:CONST},\n{input:\"ZZ\", tag:\"mo\", output:\"\\u2124\", tex:null, ttype:CONST},\n{input:\"f\", tag:\"mi\", output:\"f\", tex:null, ttype:UNARY, func:true},\n{input:\"g\", tag:\"mi\", output:\"g\", tex:null, ttype:UNARY, func:true},\n\n//standard functions\n{input:\"lim\", tag:\"mo\", output:\"lim\", tex:null, ttype:UNDEROVER},\n{input:\"Lim\", tag:\"mo\", output:\"Lim\", tex:null, ttype:UNDEROVER},\n{input:\"sin\", tag:\"mo\", output:\"sin\", tex:null, ttype:UNARY, func:true},\n{input:\"cos\", tag:\"mo\", output:\"cos\", tex:null, ttype:UNARY, func:true},\n{input:\"tan\", tag:\"mo\", output:\"tan\", tex:null, ttype:UNARY, func:true},\n{input:\"sinh\", tag:\"mo\", output:\"sinh\", tex:null, ttype:UNARY, func:true},\n{input:\"cosh\", tag:\"mo\", output:\"cosh\", tex:null, ttype:UNARY, func:true},\n{input:\"tanh\", tag:\"mo\", output:\"tanh\", tex:null, ttype:UNARY, func:true},\n{input:\"cot\", tag:\"mo\", output:\"cot\", tex:null, ttype:UNARY, func:true},\n{input:\"sec\", tag:\"mo\", output:\"sec\", tex:null, ttype:UNARY, func:true},\n{input:\"csc\", tag:\"mo\", output:\"csc\", tex:null, ttype:UNARY, func:true},\n{input:\"log\", tag:\"mo\", output:\"log\", tex:null, ttype:UNARY, func:true},\n{input:\"ln\", tag:\"mo\", output:\"ln\", tex:null, ttype:UNARY, func:true},\n{input:\"det\", tag:\"mo\", output:\"det\", tex:null, ttype:UNARY, func:true},\n{input:\"dim\", tag:\"mo\", output:\"dim\", tex:null, ttype:CONST},\n{input:\"mod\", tag:\"mo\", output:\"mod\", tex:null, ttype:CONST},\n{input:\"gcd\", tag:\"mo\", output:\"gcd\", tex:null, ttype:UNARY, func:true},\n{input:\"lcm\", tag:\"mo\", output:\"lcm\", tex:null, ttype:UNARY, func:true},\n{input:\"lub\", tag:\"mo\", output:\"lub\", tex:null, ttype:CONST},\n{input:\"glb\", tag:\"mo\", output:\"glb\", tex:null, ttype:CONST},\n{input:\"min\", tag:\"mo\", output:\"min\", tex:null, ttype:UNDEROVER},\n{input:\"max\", tag:\"mo\", output:\"max\", tex:null, ttype:UNDEROVER},\n\n//arrows\n{input:\"uarr\", tag:\"mo\", output:\"\\u2191\", tex:\"uparrow\", ttype:CONST},\n{input:\"darr\", tag:\"mo\", output:\"\\u2193\", tex:\"downarrow\", ttype:CONST},\n{input:\"rarr\", tag:\"mo\", output:\"\\u2192\", tex:\"rightarrow\", ttype:CONST},\n{input:\"->\", tag:\"mo\", output:\"\\u2192\", tex:\"to\", ttype:CONST},\n{input:\">->\", tag:\"mo\", output:\"\\u21A3\", tex:\"rightarrowtail\", ttype:CONST},\n{input:\"->>\", tag:\"mo\", output:\"\\u21A0\", tex:\"twoheadrightarrow\", ttype:CONST},\n{input:\">->>\", tag:\"mo\", output:\"\\u2916\", tex:\"twoheadrightarrowtail\", ttype:CONST},\n{input:\"|->\", tag:\"mo\", output:\"\\u21A6\", tex:\"mapsto\", ttype:CONST},\n{input:\"larr\", tag:\"mo\", output:\"\\u2190\", tex:\"leftarrow\", ttype:CONST},\n{input:\"harr\", tag:\"mo\", output:\"\\u2194\", tex:\"leftrightarrow\", ttype:CONST},\n{input:\"rArr\", tag:\"mo\", output:\"\\u21D2\", tex:\"Rightarrow\", ttype:CONST},\n{input:\"lArr\", tag:\"mo\", output:\"\\u21D0\", tex:\"Leftarrow\", ttype:CONST},\n{input:\"hArr\", tag:\"mo\", output:\"\\u21D4\", tex:\"Leftrightarrow\", ttype:CONST},\n//commands with argument\n{input:\"sqrt\", tag:\"msqrt\", output:\"sqrt\", tex:null, ttype:UNARY},\n{input:\"root\", tag:\"mroot\", output:\"root\", tex:null, ttype:BINARY},\n{input:\"frac\", tag:\"mfrac\", output:\"/\", tex:null, ttype:BINARY},\n{input:\"/\", tag:\"mfrac\", output:\"/\", tex:null, ttype:INFIX},\n{input:\"stackrel\", tag:\"mover\", output:\"stackrel\", tex:null, ttype:BINARY},\n{input:\"_\", tag:\"msub\", output:\"_\", tex:null, ttype:INFIX},\n{input:\"^\", tag:\"msup\", output:\"^\", tex:null, ttype:INFIX},\n{input:\"hat\", tag:\"mover\", output:\"\\u005E\", tex:null, ttype:UNARY, acc:true},\n{input:\"bar\", tag:\"mover\", output:\"\\u00AF\", tex:\"overline\", ttype:UNARY, acc:true},\n{input:\"vec\", tag:\"mover\", output:\"\\u2192\", tex:null, ttype:UNARY, acc:true},\n{input:\"dot\", tag:\"mover\", output:\".\", tex:null, ttype:UNARY, acc:true},\n{input:\"ddot\", tag:\"mover\", output:\"..\", tex:null, ttype:UNARY, acc:true},\n{input:\"ul\", tag:\"munder\", output:\"\\u0332\", tex:\"underline\", ttype:UNARY, acc:true},\n{input:\"text\", tag:\"mtext\", output:\"text\", tex:null, ttype:TEXT},\n{input:\"mbox\", tag:\"mtext\", output:\"mbox\", tex:null, ttype:TEXT},\nAMquote,\n{input:\"bb\", tag:\"mstyle\", atname:\"fontweight\", atval:\"bold\", output:\"bb\", tex:null, ttype:UNARY},\n{input:\"mathbf\", tag:\"mstyle\", atname:\"fontweight\", atval:\"bold\", output:\"mathbf\", tex:null, ttype:UNARY},\n{input:\"sf\", tag:\"mstyle\", atname:\"fontfamily\", atval:\"sans-serif\", output:\"sf\", tex:null, ttype:UNARY},\n{input:\"mathsf\", tag:\"mstyle\", atname:\"fontfamily\", atval:\"sans-serif\", output:\"mathsf\", tex:null, ttype:UNARY},\n{input:\"bbb\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"double-struck\", output:\"bbb\", tex:null, ttype:UNARY, codes:AMbbb},\n{input:\"mathbb\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"double-struck\", output:\"mathbb\", tex:null, ttype:UNARY, codes:AMbbb},\n{input:\"cc\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"script\", output:\"cc\", tex:null, ttype:UNARY, codes:AMcal},\n{input:\"mathcal\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"script\", output:\"mathcal\", tex:null, ttype:UNARY, codes:AMcal},\n{input:\"tt\", tag:\"mstyle\", atname:\"fontfamily\", atval:\"monospace\", output:\"tt\", tex:null, ttype:UNARY},\n{input:\"mathtt\", tag:\"mstyle\", atname:\"fontfamily\", atval:\"monospace\", output:\"mathtt\", tex:null, ttype:UNARY},\n{input:\"fr\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"fraktur\", output:\"fr\", tex:null, ttype:UNARY, codes:AMfrk},\n{input:\"mathfrak\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"fraktur\", output:\"mathfrak\", tex:null, ttype:UNARY, codes:AMfrk}\n];\n\nfunction compareNames(s1,s2) {\n if (s1.input > s2.input) return 1\n else return -1;\n}\n\nvar AMnames = []; //list of input symbols\n\nfunction initSymbols() {\n var texsymbols = [], i;\n for (i=0; i<AMsymbols.length; i++)\n if (AMsymbols[i].tex) \n texsymbols[texsymbols.length] = {input:AMsymbols[i].tex, \n tag:AMsymbols[i].tag, output:AMsymbols[i].output, ttype:AMsymbols[i].ttype};\n AMsymbols = AMsymbols.concat(texsymbols);\n refreshSymbols();\n}\n\nfunction refreshSymbols(){\n var i;\n AMsymbols.sort(compareNames);\n for (i=0; i<AMsymbols.length; i++) AMnames[i] = AMsymbols[i].input;\n LMsymbols.sort(compareNames);\n for (i=0; i<LMsymbols.length; i++) LMnames[i] = LMsymbols[i].input;\n}\n\nfunction define(oldstr,newstr) {\n if(oldstr.substr(0,1)==\"\\\\\")\n LMsymbols = LMsymbols.concat([{input:oldstr, tag:\"mo\", output:newstr,\n ttype:DEFINITION}]);\n else\n AMsymbols = AMsymbols.concat([{input:oldstr, tag:\"mo\", output:newstr, \n tex:null, ttype:DEFINITION}]);\n refreshSymbols(); // this may be a problem if many symbols are defined!\n}\n\nfunction AMremoveCharsAndBlanks(str,n) {\n//remove n characters and any following blanks\n var st;\n if (str.charAt(n)==\"\\\\\" && str.charAt(n+1)!=\"\\\\\" && str.charAt(n+1)!=\" \") \n st = str.slice(n+1);\n else st = str.slice(n);\n for (var i=0; i<st.length && st.charCodeAt(i)<=32; i=i+1);\n return st.slice(i);\n}\n\nfunction position(arr, str, n) { \n// return position >=n where str appears or would be inserted\n// assumes arr is sorted\n if (n==0) {\n var h,m;\n n = -1;\n h = arr.length;\n while (n+1<h) {\n m = (n+h) >> 1;\n if (arr[m]<str) n = m; else h = m;\n }\n return h;\n } else\n for (var i=n; i<arr.length && arr[i]<str; i++);\n return i; // i=arr.length || arr[i]>=str\n}\n\nfunction AMgetSymbol(str) {\n//return maximal initial substring of str that appears in names\n//return null if there is none\n var k = 0; //new pos\n var j = 0; //old pos\n var mk; //match pos\n var st;\n var tagst;\n var match = \"\";\n var more = true;\n for (var i=1; i<=str.length && more; i++) {\n st = str.slice(0,i); //initial substring of length i\n j = k;\n k = position(AMnames, st, j);\n if (k<AMnames.length && str.slice(0,AMnames[k].length)==AMnames[k]){\n match = AMnames[k];\n mk = k;\n i = match.length;\n }\n more = k<AMnames.length && str.slice(0,AMnames[k].length)>=AMnames[k];\n }\n AMpreviousSymbol=AMcurrentSymbol;\n if (match!=\"\"){\n AMcurrentSymbol=AMsymbols[mk].ttype;\n return AMsymbols[mk]; \n }\n// if str[0] is a digit or - return maxsubstring of digits.digits\n AMcurrentSymbol=CONST;\n k = 1;\n st = str.slice(0,1);\n var integ = true;\n while (\"0\"<=st && st<=\"9\" && k<=str.length) {\n st = str.slice(k,k+1);\n k++;\n }\n if (st == decimalsign) {\n st = str.slice(k,k+1);\n if (\"0\"<=st && st<=\"9\") {\n integ = false;\n k++;\n while (\"0\"<=st && st<=\"9\" && k<=str.length) {\n st = str.slice(k,k+1);\n k++;\n }\n }\n }\n if ((integ && k>1) || k>2) {\n st = str.slice(0,k-1);\n tagst = \"mn\";\n } else {\n k = 2;\n st = str.slice(0,1); //take 1 character\n tagst = ((\"A\">st || st>\"Z\") && (\"a\">st || st>\"z\")?\"mo\":\"mi\");\n }\n if (st==\"-\" && AMpreviousSymbol==INFIX) {\n AMcurrentSymbol = INFIX; //trick \"/\" into recognizing \"-\" on second parse\n return {input:st, tag:tagst, output:st, ttype:UNARY, func:true};\n }\n return {input:st, tag:tagst, output:st, ttype:CONST};\n}\n\nfunction AMremoveBrackets(node) {\n var st;\n if (node.nodeName==\"mrow\") {\n st = node.firstChild.firstChild.nodeValue;\n if (st==\"(\" || st==\"[\" || st==\"{\") node.removeChild(node.firstChild);\n }\n if (node.nodeName==\"mrow\") {\n st = node.lastChild.firstChild.nodeValue;\n if (st==\")\" || st==\"]\" || st==\"}\") node.removeChild(node.lastChild);\n }\n}\n\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n\nvar AMnestingDepth,AMpreviousSymbol,AMcurrentSymbol;\n\nfunction AMparseSexpr(str) { //parses str and returns [node,tailstr]\n var symbol, node, result, i, st,// rightvert = false,\n newFrag = document.createDocumentFragment();\n str = AMremoveCharsAndBlanks(str,0);\n symbol = AMgetSymbol(str); //either a token or a bracket or empty\n if (symbol == null || symbol.ttype == RIGHTBRACKET && AMnestingDepth > 0) {\n return [null,str];\n }\n if (symbol.ttype == DEFINITION) {\n str = symbol.output+AMremoveCharsAndBlanks(str,symbol.input.length); \n symbol = AMgetSymbol(str);\n }\n switch (symbol.ttype) { case UNDEROVER:\n case CONST:\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n return [createMmlNode(symbol.tag, //its a constant\n document.createTextNode(symbol.output)),str];\n case LEFTBRACKET: //read (expr+)\n AMnestingDepth++;\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n result = AMparseExpr(str,true);\n AMnestingDepth--;\n if (typeof symbol.invisible == \"boolean\" && symbol.invisible) \n node = createMmlNode(\"mrow\",result[0]);\n else {\n node = createMmlNode(\"mo\",document.createTextNode(symbol.output));\n node = createMmlNode(\"mrow\",node);\n node.appendChild(result[0]);\n }\n return [node,result[1]];\n case TEXT:\n if (symbol!=AMquote) str = AMremoveCharsAndBlanks(str,symbol.input.length);\n if (str.charAt(0)==\"{\") i=str.indexOf(\"}\");\n else if (str.charAt(0)==\"(\") i=str.indexOf(\")\");\n else if (str.charAt(0)==\"[\") i=str.indexOf(\"]\");\n else if (symbol==AMquote) i=str.slice(1).indexOf(\"\\\"\")+1;\n else i = 0;\n if (i==-1) i = str.length;\n st = str.slice(1,i);\n if (st.charAt(0) == \" \") {\n node = createMmlNode(\"mspace\");\n node.setAttribute(\"width\",\"1ex\");\n newFrag.appendChild(node);\n }\n newFrag.appendChild(\n createMmlNode(symbol.tag,document.createTextNode(st)));\n if (st.charAt(st.length-1) == \" \") {\n node = createMmlNode(\"mspace\");\n node.setAttribute(\"width\",\"1ex\");\n newFrag.appendChild(node);\n }\n str = AMremoveCharsAndBlanks(str,i+1);\n return [createMmlNode(\"mrow\",newFrag),str];\n case UNARY:\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n result = AMparseSexpr(str);\n if (result[0]==null) return [createMmlNode(symbol.tag,\n document.createTextNode(symbol.output)),str];\n if (typeof symbol.func == \"boolean\" && symbol.func) { // functions hack\n st = str.charAt(0);\n if (st==\"^\" || st==\"_\" || st==\"/\" || st==\"|\" || st==\",\") {\n return [createMmlNode(symbol.tag,\n document.createTextNode(symbol.output)),str];\n } else {\n node = createMmlNode(\"mrow\",\n createMmlNode(symbol.tag,document.createTextNode(symbol.output)));\n node.appendChild(result[0]);\n return [node,result[1]];\n }\n }\n AMremoveBrackets(result[0]);\n if (symbol.input == \"sqrt\") { // sqrt\n return [createMmlNode(symbol.tag,result[0]),result[1]];\n } else if (typeof symbol.acc == \"boolean\" && symbol.acc) { // accent\n node = createMmlNode(symbol.tag,result[0]);\n node.appendChild(createMmlNode(\"mo\",document.createTextNode(symbol.output)));\n return [node,result[1]];\n } else { // font change command\n if (!isIE && typeof symbol.codes != \"undefined\") {\n for (i=0; i<result[0].childNodes.length; i++)\n if (result[0].childNodes[i].nodeName==\"mi\" || result[0].nodeName==\"mi\") {\n st = (result[0].nodeName==\"mi\"?result[0].firstChild.nodeValue:\n result[0].childNodes[i].firstChild.nodeValue);\n var newst = [];\n for (var j=0; j<st.length; j++)\n if (st.charCodeAt(j)>64 && st.charCodeAt(j)<91) newst = newst +\n String.fromCharCode(symbol.codes[st.charCodeAt(j)-65]);\n else newst = newst + st.charAt(j);\n if (result[0].nodeName==\"mi\")\n result[0]=createMmlNode(\"mo\").\n appendChild(document.createTextNode(newst));\n else result[0].replaceChild(createMmlNode(\"mo\").\n appendChild(document.createTextNode(newst)),\n result[0].childNodes[i]);\n }\n }\n node = createMmlNode(symbol.tag,result[0]);\n node.setAttribute(symbol.atname,symbol.atval);\n return [node,result[1]];\n }\n case BINARY:\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n result = AMparseSexpr(str);\n if (result[0]==null) return [createMmlNode(\"mo\",\n document.createTextNode(symbol.input)),str];\n AMremoveBrackets(result[0]);\n var result2 = AMparseSexpr(result[1]);\n if (result2[0]==null) return [createMmlNode(\"mo\",\n document.createTextNode(symbol.input)),str];\n AMremoveBrackets(result2[0]);\n if (symbol.input==\"root\" || symbol.input==\"stackrel\") \n newFrag.appendChild(result2[0]);\n newFrag.appendChild(result[0]);\n if (symbol.input==\"frac\") newFrag.appendChild(result2[0]);\n return [createMmlNode(symbol.tag,newFrag),result2[1]];\n case INFIX:\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n return [createMmlNode(\"mo\",document.createTextNode(symbol.output)),str];\n case SPACE:\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n node = createMmlNode(\"mspace\");\n node.setAttribute(\"width\",\"1ex\");\n newFrag.appendChild(node);\n newFrag.appendChild(\n createMmlNode(symbol.tag,document.createTextNode(symbol.output)));\n node = createMmlNode(\"mspace\");\n node.setAttribute(\"width\",\"1ex\");\n newFrag.appendChild(node);\n return [createMmlNode(\"mrow\",newFrag),str];\n case LEFTRIGHT:\n// if (rightvert) return [null,str]; else rightvert = true;\n AMnestingDepth++;\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n result = AMparseExpr(str,false);\n AMnestingDepth--;\n var st = \"\";\n if (result[0].lastChild!=null)\n st = result[0].lastChild.firstChild.nodeValue;\n if (st == \"|\") { // its an absolute value subterm\n node = createMmlNode(\"mo\",document.createTextNode(symbol.output));\n node = createMmlNode(\"mrow\",node);\n node.appendChild(result[0]);\n return [node,result[1]];\n } else { // the \"|\" is a \\mid so use unicode 2223 (divides) for spacing\n node = createMmlNode(\"mo\",document.createTextNode(\"\\u2223\"));\n node = createMmlNode(\"mrow\",node);\n return [node,str];\n }\n default:\n//alert(\"default\");\n str = AMremoveCharsAndBlanks(str,symbol.input.length); \n return [createMmlNode(symbol.tag, //its a constant\n document.createTextNode(symbol.output)),str];\n }\n}\n\nfunction AMparseIexpr(str) {\n var symbol, sym1, sym2, node, result, underover;\n str = AMremoveCharsAndBlanks(str,0);\n sym1 = AMgetSymbol(str);\n result = AMparseSexpr(str);\n node = result[0];\n str = result[1];\n symbol = AMgetSymbol(str);\n if (symbol.ttype == INFIX && symbol.input != \"/\") {\n str = AMremoveCharsAndBlanks(str,symbol.input.length);\n// if (symbol.input == \"/\") result = AMparseIexpr(str); else ...\n result = AMparseSexpr(str);\n if (result[0] == null) // show box in place of missing argument\n result[0] = createMmlNode(\"mo\",document.createTextNode(\"\\u25A1\"));\n else AMremoveBrackets(result[0]);\n str = result[1];\n// if (symbol.input == \"/\") AMremoveBrackets(node);\n if (symbol.input == \"_\") {\n sym2 = AMgetSymbol(str);\n underover = (sym1.ttype == UNDEROVER);\n if (sym2.input == \"^\") {\n str = AMremoveCharsAndBlanks(str,sym2.input.length);\n var res2 = AMparseSexpr(str);\n AMremoveBrackets(res2[0]);\n str = res2[1];\n node = createMmlNode((underover?\"munderover\":\"msubsup\"),node);\n node.appendChild(result[0]);\n node.appendChild(res2[0]);\n node = createMmlNode(\"mrow\",node); // so sum does not stretch\n } else {\n node = createMmlNode((underover?\"munder\":\"msub\"),node);\n node.appendChild(result[0]);\n }\n } else {\n node = createMmlNode(symbol.tag,node);\n node.appendChild(result[0]);\n }\n }\n return [node,str];\n}\n\nfunction AMparseExpr(str,rightbracket) {\n var symbol, node, result, i, nodeList = [],\n newFrag = document.createDocumentFragment();\n do {\n str = AMremoveCharsAndBlanks(str,0);\n result = AMparseIexpr(str);\n node = result[0];\n str = result[1];\n symbol = AMgetSymbol(str);\n if (symbol.ttype == INFIX && symbol.input == \"/\") {\n str = AMremoveCharsAndBlanks(str,symbol.input.length);\n result = AMparseIexpr(str);\n if (result[0] == null) // show box in place of missing argument\n result[0] = createMmlNode(\"mo\",document.createTextNode(\"\\u25A1\"));\n else AMremoveBrackets(result[0]);\n str = result[1];\n AMremoveBrackets(node);\n node = createMmlNode(symbol.tag,node);\n node.appendChild(result[0]);\n newFrag.appendChild(node);\n symbol = AMgetSymbol(str);\n } \n else if (node!=undefined) newFrag.appendChild(node);\n } while ((symbol.ttype != RIGHTBRACKET && \n (symbol.ttype != LEFTRIGHT || rightbracket)\n || AMnestingDepth == 0) && symbol!=null && symbol.output!=\"\");\n if (symbol.ttype == RIGHTBRACKET || symbol.ttype == LEFTRIGHT) {\n// if (AMnestingDepth > 0) AMnestingDepth--;\n var len = newFrag.childNodes.length;\n if (len>0 && newFrag.childNodes[len-1].nodeName == \"mrow\" && len>1 &&\n newFrag.childNodes[len-2].nodeName == \"mo\" &&\n newFrag.childNodes[len-2].firstChild.nodeValue == \",\") { //matrix\n var right = newFrag.childNodes[len-1].lastChild.firstChild.nodeValue;\n if (right==\")\" || right==\"]\") {\n var left = newFrag.childNodes[len-1].firstChild.firstChild.nodeValue;\n if (left==\"(\" && right==\")\" && symbol.output != \"}\" || \n left==\"[\" && right==\"]\") {\n var pos = []; // positions of commas\n var matrix = true;\n var m = newFrag.childNodes.length;\n for (i=0; matrix && i<m; i=i+2) {\n pos[i] = [];\n node = newFrag.childNodes[i];\n if (matrix) matrix = node.nodeName==\"mrow\" && \n (i==m-1 || node.nextSibling.nodeName==\"mo\" && \n node.nextSibling.firstChild.nodeValue==\",\")&&\n node.firstChild.firstChild.nodeValue==left &&\n node.lastChild.firstChild.nodeValue==right;\n if (matrix) \n for (var j=0; j<node.childNodes.length; j++)\n if (node.childNodes[j].firstChild.nodeValue==\",\")\n pos[i][pos[i].length]=j;\n if (matrix && i>1) matrix = pos[i].length == pos[i-2].length;\n }\n if (matrix) {\n var row, frag, n, k, table = document.createDocumentFragment();\n for (i=0; i<m; i=i+2) {\n row = document.createDocumentFragment();\n frag = document.createDocumentFragment();\n node = newFrag.firstChild; // <mrow>(-,-,...,-,-)</mrow>\n n = node.childNodes.length;\n k = 0;\n node.removeChild(node.firstChild); //remove (\n for (j=1; j<n-1; j++) {\n if (typeof pos[i][k] != \"undefined\" && j==pos[i][k]){\n node.removeChild(node.firstChild); //remove ,\n row.appendChild(createMmlNode(\"mtd\",frag));\n k++;\n } else frag.appendChild(node.firstChild);\n }\n row.appendChild(createMmlNode(\"mtd\",frag));\n if (newFrag.childNodes.length>2) {\n newFrag.removeChild(newFrag.firstChild); //remove <mrow>)</mrow>\n newFrag.removeChild(newFrag.firstChild); //remove <mo>,</mo>\n }\n table.appendChild(createMmlNode(\"mtr\",row));\n }\n node = createMmlNode(\"mtable\",table);\n if (typeof symbol.invisible == \"boolean\" && symbol.invisible) node.setAttribute(\"columnalign\",\"left\");\n newFrag.replaceChild(node,newFrag.firstChild);\n }\n }\n }\n }\n str = AMremoveCharsAndBlanks(str,symbol.input.length);\n if (typeof symbol.invisible != \"boolean\" || !symbol.invisible) {\n node = createMmlNode(\"mo\",document.createTextNode(symbol.output));\n newFrag.appendChild(node);\n }\n }\n return [newFrag,str];\n}\n\nfunction parseMath(str,latex) {\n var frag, node;\n AMnestingDepth = 0;\n frag = latex ? LMparseExpr(str.replace(/^\\s+/g,\"\"),false,false)[0] : AMparseExpr(str.replace(/^\\s+/g,\"\"),false)[0];\n node = createMmlNode(\"mstyle\",frag);\n node.setAttribute(\"mathcolor\",mathcolor);\n node.setAttribute(\"fontfamily\",mathfontfamily);\n node.setAttribute(\"mathsize\",mathfontsize);\n if (displaystyle) node.setAttribute(\"displaystyle\",\"true\");\n node = createMmlNode(\"math\",node);\n if (showasciiformulaonhover) //fixed by djhsu so newline\n node.setAttribute(\"title\",str.replace(/\\s+/g,\" \"));//does not show in Gecko\n return node;\n}\n\nfunction strarr2docFrag(arr, linebreaks, latex) {\n var newFrag=document.createDocumentFragment();\n var expr = false;\n for (var i=0; i<arr.length; i++) {\n if (expr) newFrag.appendChild(parseMath(arr[i],latex));\n else {\n var arri = (linebreaks ? arr[i].split(\"\\n\\n\") : [arr[i]]);\n newFrag.appendChild(createElementXHTML(\"span\").\n appendChild(document.createTextNode(arri[0])));\n for (var j=1; j<arri.length; j++) {\n newFrag.appendChild(createElementXHTML(\"p\"));\n newFrag.appendChild(createElementXHTML(\"span\").\n appendChild(document.createTextNode(arri[j])));\n }\n }\n expr = !expr;\n }\n return newFrag;\n}\n\nfunction AMautomathrec(str) {\n//formula is a space (or start of str) followed by a maximal sequence of *two* or more tokens, possibly separated by runs of digits and/or space.\n//tokens are single letters (except a, A, I) and ASCIIMathML tokens\n var texcommand = \"\\\\\\\\[a-zA-Z]+|\\\\\\\\\\\\s|\";\n var ambigAMtoken = \"\\\\b(?:oo|lim|ln|int|oint|del|grad|aleph|prod|prop|sinh|cosh|tanh|cos|sec|pi|tt|fr|sf|sube|supe|sub|sup|det|mod|gcd|lcm|min|max|vec|ddot|ul|chi|eta|nu|mu)(?![a-z])|\";\n var englishAMtoken = \"\\\\b(?:sum|ox|log|sin|tan|dim|hat|bar|dot)(?![a-z])|\";\n var secondenglishAMtoken = \"|\\\\bI\\\\b|\\\\bin\\\\b|\\\\btext\\\\b\"; // took if and or not out\n var simpleAMtoken = \"NN|ZZ|QQ|RR|CC|TT|AA|EE|sqrt|dx|dy|dz|dt|xx|vv|uu|nn|bb|cc|csc|cot|alpha|beta|delta|Delta|epsilon|gamma|Gamma|kappa|lambda|Lambda|omega|phi|Phi|Pi|psi|Psi|rho|sigma|Sigma|tau|theta|Theta|xi|Xi|zeta\"; // uuu nnn?\n var letter = \"[a-zA-HJ-Z](?=(?:[^a-zA-Z]|$|\"+ambigAMtoken+englishAMtoken+simpleAMtoken+\"))|\";\n var token = letter+texcommand+\"\\\\d+|[-()[\\\\]{}+=*&^_%\\\\\\@/<>,\\\\|!:;'~]|\\\\.(?!(?:\\x20|$))|\"+ambigAMtoken+englishAMtoken+simpleAMtoken;\n var re = new RegExp(\"(^|\\\\s)(((\"+token+\")\\\\s?)((\"+token+secondenglishAMtoken+\")\\\\s?)+)([,.?]?(?=\\\\s|$))\",\"g\");\n str = str.replace(re,\" `$2`$7\");\n var arr = str.split(AMdelimiter1);\n var re1 = new RegExp(\"(^|\\\\s)([b-zB-HJ-Z+*<>]|\"+texcommand+ambigAMtoken+simpleAMtoken+\")(\\\\s|\\\\n|$)\",\"g\");\n var re2 = new RegExp(\"(^|\\\\s)([a-z]|\"+texcommand+ambigAMtoken+simpleAMtoken+\")([,.])\",\"g\"); // removed |\\d+ for now\n for (i=0; i<arr.length; i++) //single nonenglish tokens\n if (i%2==0) {\n arr[i] = arr[i].replace(re1,\" `$2`$3\");\n arr[i] = arr[i].replace(re2,\" `$2`$3\");\n arr[i] = arr[i].replace(/([{}[\\]])/,\"`$1`\");\n }\n str = arr.join(AMdelimiter1);\n str = str.replace(/((^|\\s)\\([a-zA-Z]{2,}.*?)\\)`/g,\"$1`)\"); //fix parentheses\n str = str.replace(/`(\\((a\\s|in\\s))(.*?[a-zA-Z]{2,}\\))/g,\"$1`$3\"); //fix parentheses\n str = str.replace(/\\sin`/g,\"` in\");\n str = str.replace(/`(\\(\\w\\)[,.]?(\\s|\\n|$))/g,\"$1`\");\n str = str.replace(/`([0-9.]+|e.g|i.e)`(\\.?)/gi,\"$1$2\");\n str = str.replace(/`([0-9.]+:)`/g,\"$1\");\n return str;\n}\n\nfunction processNodeR(n, linebreaks,latex) {\n var mtch, str, arr, frg, i;\n if (n.childNodes.length == 0) {\n if ((n.nodeType!=8 || linebreaks) &&\n n.parentNode.nodeName!=\"form\" && n.parentNode.nodeName!=\"FORM\" &&\n n.parentNode.nodeName!=\"textarea\" && n.parentNode.nodeName!=\"TEXTAREA\" /* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */) {\n str = n.nodeValue;\n if (!(str == null)) {\n str = str.replace(/\\r\\n\\r\\n/g,\"\\n\\n\");\n str = str.replace(/\\x20+/g,\" \");\n str = str.replace(/\\s*\\r\\n/g,\" \");\n if(latex) {\n// DELIMITERS:\n mtch = (str.indexOf(\"\\$\")==-1 ? false : true);\n str = str.replace(/([^\\\\])\\$/g,\"$1 \\$\");\n str = str.replace(/^\\$/,\" \\$\");\t// in case \\$ at start of string\n arr = str.split(\" \\$\");\n for (i=0; i<arr.length; i++)\n\t arr[i]=arr[i].replace(/\\\\\\$/g,\"\\$\");\n } else {\n mtch = false;\n str = str.replace(new RegExp(AMescape1, \"g\"),\n function(){mtch = true; return \"AMescape1\"});\n str = str.replace(/\\\\?end{?a?math}?/i,\n function(){automathrecognize = false; mtch = true; return \"\"});\n str = str.replace(/amath\\b|\\\\begin{a?math}/i,\n function(){automathrecognize = true; mtch = true; return \"\"});\n arr = str.split(AMdelimiter1);\n if (automathrecognize)\n for (i=0; i<arr.length; i++)\n if (i%2==0) arr[i] = AMautomathrec(arr[i]);\n str = arr.join(AMdelimiter1);\n arr = str.split(AMdelimiter1);\n for (i=0; i<arr.length; i++) // this is a problem ************\n arr[i]=arr[i].replace(/AMescape1/g,AMdelimiter1);\n }\n if (arr.length>1 || mtch) {\n if (!noMathML) {\n frg = strarr2docFrag(arr,n.nodeType==8,latex);\n var len = frg.childNodes.length;\n n.parentNode.replaceChild(frg,n);\n return len-1;\n } else return 0;\n }\n }\n } else return 0;\n } else if (n.nodeName!=\"math\") {\n for (i=0; i<n.childNodes.length; i++)\n i += processNodeR(n.childNodes[i], linebreaks,latex);\n }\n return 0;\n}\n\nfunction AMprocessNode(n, linebreaks, spanclassAM) {\n var frag,st;\n if (spanclassAM!=null) {\n frag = document.getElementsByTagName(\"span\")\n for (var i=0;i<frag.length;i++)\n if (frag[i].className == \"AM\") \n processNodeR(frag[i],linebreaks,false);\n } else {\n try {\n st = n.innerHTML; // look for AMdelimiter on page\n } catch(err) {}\n//alert(st)\n if (st==null || /amath\\b|\\\\begin{a?math}/i.test(st) ||\n st.indexOf(AMdelimiter1+\" \")!=-1 || st.slice(-1)==AMdelimiter1 ||\n st.indexOf(AMdelimiter1+\"<\")!=-1 || st.indexOf(AMdelimiter1+\"\\n\")!=-1) {\n processNodeR(n,linebreaks,false);\n }\n }\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n}\n\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n\n// all further global variables start with \"LM\"\n\n// Commented out by DRW to prevent 1/2 turning into a 2-line fraction\n// LMdiv = {input:\"/\",\t tag:\"mfrac\", output:\"/\", ttype:INFIX},\n// Commented out by DRW so that \" prints literally in equations\n// LMquote = {input:\"\\\"\",\t tag:\"mtext\", output:\"mbox\", ttype:TEXT};\n\nvar LMsymbols = [\n//Greek letters\n{input:\"\\\\alpha\",\ttag:\"mi\", output:\"\\u03B1\", ttype:CONST},\n{input:\"\\\\beta\",\ttag:\"mi\", output:\"\\u03B2\", ttype:CONST},\n{input:\"\\\\gamma\",\ttag:\"mi\", output:\"\\u03B3\", ttype:CONST},\n{input:\"\\\\delta\",\ttag:\"mi\", output:\"\\u03B4\", ttype:CONST},\n{input:\"\\\\epsilon\",\ttag:\"mi\", output:\"\\u03B5\", ttype:CONST},\n{input:\"\\\\varepsilon\", tag:\"mi\", output:\"\\u025B\", ttype:CONST},\n{input:\"\\\\zeta\",\ttag:\"mi\", output:\"\\u03B6\", ttype:CONST},\n{input:\"\\\\eta\",\t\ttag:\"mi\", output:\"\\u03B7\", ttype:CONST},\n{input:\"\\\\theta\",\ttag:\"mi\", output:\"\\u03B8\", ttype:CONST},\n{input:\"\\\\vartheta\",\ttag:\"mi\", output:\"\\u03D1\", ttype:CONST},\n{input:\"\\\\iota\",\ttag:\"mi\", output:\"\\u03B9\", ttype:CONST},\n{input:\"\\\\kappa\",\ttag:\"mi\", output:\"\\u03BA\", ttype:CONST},\n{input:\"\\\\lambda\",\ttag:\"mi\", output:\"\\u03BB\", ttype:CONST},\n{input:\"\\\\mu\",\t\ttag:\"mi\", output:\"\\u03BC\", ttype:CONST},\n{input:\"\\\\nu\",\t\ttag:\"mi\", output:\"\\u03BD\", ttype:CONST},\n{input:\"\\\\xi\",\t\ttag:\"mi\", output:\"\\u03BE\", ttype:CONST},\n{input:\"\\\\pi\",\t\ttag:\"mi\", output:\"\\u03C0\", ttype:CONST},\n{input:\"\\\\varpi\",\ttag:\"mi\", output:\"\\u03D6\", ttype:CONST},\n{input:\"\\\\rho\",\t\ttag:\"mi\", output:\"\\u03C1\", ttype:CONST},\n{input:\"\\\\varrho\",\ttag:\"mi\", output:\"\\u03F1\", ttype:CONST},\n{input:\"\\\\varsigma\",\ttag:\"mi\", output:\"\\u03C2\", ttype:CONST},\n{input:\"\\\\sigma\",\ttag:\"mi\", output:\"\\u03C3\", ttype:CONST},\n{input:\"\\\\tau\",\t\ttag:\"mi\", output:\"\\u03C4\", ttype:CONST},\n{input:\"\\\\upsilon\",\ttag:\"mi\", output:\"\\u03C5\", ttype:CONST},\n{input:\"\\\\phi\",\t\ttag:\"mi\", output:\"\\u03C6\", ttype:CONST},\n{input:\"\\\\varphi\",\ttag:\"mi\", output:\"\\u03D5\", ttype:CONST},\n{input:\"\\\\chi\",\t\ttag:\"mi\", output:\"\\u03C7\", ttype:CONST},\n{input:\"\\\\psi\",\t\ttag:\"mi\", output:\"\\u03C8\", ttype:CONST},\n{input:\"\\\\omega\",\ttag:\"mi\", output:\"\\u03C9\", ttype:CONST},\n{input:\"\\\\Gamma\",\ttag:\"mo\", output:\"\\u0393\", ttype:CONST},\n{input:\"\\\\Delta\",\ttag:\"mo\", output:\"\\u0394\", ttype:CONST},\n{input:\"\\\\Theta\",\ttag:\"mo\", output:\"\\u0398\", ttype:CONST},\n{input:\"\\\\Lambda\",\ttag:\"mo\", output:\"\\u039B\", ttype:CONST},\n{input:\"\\\\Xi\",\t\ttag:\"mo\", output:\"\\u039E\", ttype:CONST},\n{input:\"\\\\Pi\",\t\ttag:\"mo\", output:\"\\u03A0\", ttype:CONST},\n{input:\"\\\\Sigma\",\ttag:\"mo\", output:\"\\u03A3\", ttype:CONST},\n{input:\"\\\\Upsilon\",\ttag:\"mo\", output:\"\\u03A5\", ttype:CONST},\n{input:\"\\\\Phi\",\t\ttag:\"mo\", output:\"\\u03A6\", ttype:CONST},\n{input:\"\\\\Psi\",\t\ttag:\"mo\", output:\"\\u03A8\", ttype:CONST},\n{input:\"\\\\Omega\",\ttag:\"mo\", output:\"\\u03A9\", ttype:CONST},\n\n//fractions\n{input:\"\\\\frac12\",\ttag:\"mo\", output:\"\\u00BD\", ttype:CONST},\n{input:\"\\\\frac14\",\ttag:\"mo\", output:\"\\u00BC\", ttype:CONST},\n{input:\"\\\\frac34\",\ttag:\"mo\", output:\"\\u00BE\", ttype:CONST},\n{input:\"\\\\frac13\",\ttag:\"mo\", output:\"\\u2153\", ttype:CONST},\n{input:\"\\\\frac23\",\ttag:\"mo\", output:\"\\u2154\", ttype:CONST},\n{input:\"\\\\frac15\",\ttag:\"mo\", output:\"\\u2155\", ttype:CONST},\n{input:\"\\\\frac25\",\ttag:\"mo\", output:\"\\u2156\", ttype:CONST},\n{input:\"\\\\frac35\",\ttag:\"mo\", output:\"\\u2157\", ttype:CONST},\n{input:\"\\\\frac45\",\ttag:\"mo\", output:\"\\u2158\", ttype:CONST},\n{input:\"\\\\frac16\",\ttag:\"mo\", output:\"\\u2159\", ttype:CONST},\n{input:\"\\\\frac56\",\ttag:\"mo\", output:\"\\u215A\", ttype:CONST},\n{input:\"\\\\frac18\",\ttag:\"mo\", output:\"\\u215B\", ttype:CONST},\n{input:\"\\\\frac38\",\ttag:\"mo\", output:\"\\u215C\", ttype:CONST},\n{input:\"\\\\frac58\",\ttag:\"mo\", output:\"\\u215D\", ttype:CONST},\n{input:\"\\\\frac78\",\ttag:\"mo\", output:\"\\u215E\", ttype:CONST},\n\n//binary operation symbols\n{input:\"\\\\pm\",\t\ttag:\"mo\", output:\"\\u00B1\", ttype:CONST},\n{input:\"\\\\mp\",\t\ttag:\"mo\", output:\"\\u2213\", ttype:CONST},\n{input:\"\\\\triangleleft\",tag:\"mo\", output:\"\\u22B2\", ttype:CONST},\n{input:\"\\\\triangleright\",tag:\"mo\",output:\"\\u22B3\", ttype:CONST},\n{input:\"\\\\cdot\",\ttag:\"mo\", output:\"\\u22C5\", ttype:CONST},\n{input:\"\\\\star\",\ttag:\"mo\", output:\"\\u22C6\", ttype:CONST},\n{input:\"\\\\ast\",\t\ttag:\"mo\", output:\"\\u002A\", ttype:CONST},\n{input:\"\\\\times\",\ttag:\"mo\", output:\"\\u00D7\", ttype:CONST},\n{input:\"\\\\div\",\t\ttag:\"mo\", output:\"\\u00F7\", ttype:CONST},\n{input:\"\\\\circ\",\ttag:\"mo\", output:\"\\u2218\", ttype:CONST},\n//{input:\"\\\\bullet\",\t tag:\"mo\", output:\"\\u2219\", ttype:CONST},\n{input:\"\\\\bullet\",\ttag:\"mo\", output:\"\\u2022\", ttype:CONST},\n{input:\"\\\\oplus\",\ttag:\"mo\", output:\"\\u2295\", ttype:CONST},\n{input:\"\\\\ominus\",\ttag:\"mo\", output:\"\\u2296\", ttype:CONST},\n{input:\"\\\\otimes\",\ttag:\"mo\", output:\"\\u2297\", ttype:CONST},\n{input:\"\\\\bigcirc\",\ttag:\"mo\", output:\"\\u25CB\", ttype:CONST},\n{input:\"\\\\oslash\",\ttag:\"mo\", output:\"\\u2298\", ttype:CONST},\n{input:\"\\\\odot\",\ttag:\"mo\", output:\"\\u2299\", ttype:CONST},\n{input:\"\\\\land\",\ttag:\"mo\", output:\"\\u2227\", ttype:CONST},\n{input:\"\\\\wedge\",\ttag:\"mo\", output:\"\\u2227\", ttype:CONST},\n{input:\"\\\\lor\",\t\ttag:\"mo\", output:\"\\u2228\", ttype:CONST},\n{input:\"\\\\vee\",\t\ttag:\"mo\", output:\"\\u2228\", ttype:CONST},\n{input:\"\\\\cap\",\t\ttag:\"mo\", output:\"\\u2229\", ttype:CONST},\n{input:\"\\\\cup\",\t\ttag:\"mo\", output:\"\\u222A\", ttype:CONST},\n{input:\"\\\\sqcap\",\ttag:\"mo\", output:\"\\u2293\", ttype:CONST},\n{input:\"\\\\sqcup\",\ttag:\"mo\", output:\"\\u2294\", ttype:CONST},\n{input:\"\\\\uplus\",\ttag:\"mo\", output:\"\\u228E\", ttype:CONST},\n{input:\"\\\\amalg\",\ttag:\"mo\", output:\"\\u2210\", ttype:CONST},\n{input:\"\\\\bigtriangleup\",tag:\"mo\",output:\"\\u25B3\", ttype:CONST},\n{input:\"\\\\bigtriangledown\",tag:\"mo\",output:\"\\u25BD\", ttype:CONST},\n{input:\"\\\\dag\",\t\ttag:\"mo\", output:\"\\u2020\", ttype:CONST},\n{input:\"\\\\dagger\",\ttag:\"mo\", output:\"\\u2020\", ttype:CONST},\n{input:\"\\\\ddag\",\ttag:\"mo\", output:\"\\u2021\", ttype:CONST},\n{input:\"\\\\ddagger\",\ttag:\"mo\", output:\"\\u2021\", ttype:CONST},\n{input:\"\\\\lhd\",\t\ttag:\"mo\", output:\"\\u22B2\", ttype:CONST},\n{input:\"\\\\rhd\",\t\ttag:\"mo\", output:\"\\u22B3\", ttype:CONST},\n{input:\"\\\\unlhd\",\ttag:\"mo\", output:\"\\u22B4\", ttype:CONST},\n{input:\"\\\\unrhd\",\ttag:\"mo\", output:\"\\u22B5\", ttype:CONST},\n\n\n//BIG Operators\n{input:\"\\\\sum\",\t\ttag:\"mo\", output:\"\\u2211\", ttype:UNDEROVER},\n{input:\"\\\\prod\",\ttag:\"mo\", output:\"\\u220F\", ttype:UNDEROVER},\n{input:\"\\\\bigcap\",\ttag:\"mo\", output:\"\\u22C2\", ttype:UNDEROVER},\n{input:\"\\\\bigcup\",\ttag:\"mo\", output:\"\\u22C3\", ttype:UNDEROVER},\n{input:\"\\\\bigwedge\",\ttag:\"mo\", output:\"\\u22C0\", ttype:UNDEROVER},\n{input:\"\\\\bigvee\",\ttag:\"mo\", output:\"\\u22C1\", ttype:UNDEROVER},\n{input:\"\\\\bigsqcap\",\ttag:\"mo\", output:\"\\u2A05\", ttype:UNDEROVER},\n{input:\"\\\\bigsqcup\",\ttag:\"mo\", output:\"\\u2A06\", ttype:UNDEROVER},\n{input:\"\\\\coprod\",\ttag:\"mo\", output:\"\\u2210\", ttype:UNDEROVER},\n{input:\"\\\\bigoplus\",\ttag:\"mo\", output:\"\\u2A01\", ttype:UNDEROVER},\n{input:\"\\\\bigotimes\",\ttag:\"mo\", output:\"\\u2A02\", ttype:UNDEROVER},\n{input:\"\\\\bigodot\",\ttag:\"mo\", output:\"\\u2A00\", ttype:UNDEROVER},\n{input:\"\\\\biguplus\",\ttag:\"mo\", output:\"\\u2A04\", ttype:UNDEROVER},\n{input:\"\\\\int\",\t\ttag:\"mo\", output:\"\\u222B\", ttype:CONST},\n{input:\"\\\\oint\",\ttag:\"mo\", output:\"\\u222E\", ttype:CONST},\n\n//binary relation symbols\n{input:\":=\",\t\ttag:\"mo\", output:\":=\",\t ttype:CONST},\n{input:\"\\\\lt\",\t\ttag:\"mo\", output:\"<\",\t ttype:CONST},\n{input:\"\\\\gt\",\t\ttag:\"mo\", output:\">\",\t ttype:CONST},\n{input:\"\\\\ne\",\t\ttag:\"mo\", output:\"\\u2260\", ttype:CONST},\n{input:\"\\\\neq\",\t\ttag:\"mo\", output:\"\\u2260\", ttype:CONST},\n{input:\"\\\\le\",\t\ttag:\"mo\", output:\"\\u2264\", ttype:CONST},\n{input:\"\\\\leq\",\t\ttag:\"mo\", output:\"\\u2264\", ttype:CONST},\n{input:\"\\\\leqslant\",\ttag:\"mo\", output:\"\\u2264\", ttype:CONST},\n{input:\"\\\\ge\",\t\ttag:\"mo\", output:\"\\u2265\", ttype:CONST},\n{input:\"\\\\geq\",\t\ttag:\"mo\", output:\"\\u2265\", ttype:CONST},\n{input:\"\\\\geqslant\",\ttag:\"mo\", output:\"\\u2265\", ttype:CONST},\n{input:\"\\\\equiv\",\ttag:\"mo\", output:\"\\u2261\", ttype:CONST},\n{input:\"\\\\ll\",\t\ttag:\"mo\", output:\"\\u226A\", ttype:CONST},\n{input:\"\\\\gg\",\t\ttag:\"mo\", output:\"\\u226B\", ttype:CONST},\n{input:\"\\\\doteq\",\ttag:\"mo\", output:\"\\u2250\", ttype:CONST},\n{input:\"\\\\prec\",\ttag:\"mo\", output:\"\\u227A\", ttype:CONST},\n{input:\"\\\\succ\",\ttag:\"mo\", output:\"\\u227B\", ttype:CONST},\n{input:\"\\\\preceq\",\ttag:\"mo\", output:\"\\u227C\", ttype:CONST},\n{input:\"\\\\succeq\",\ttag:\"mo\", output:\"\\u227D\", ttype:CONST},\n{input:\"\\\\subset\",\ttag:\"mo\", output:\"\\u2282\", ttype:CONST},\n{input:\"\\\\supset\",\ttag:\"mo\", output:\"\\u2283\", ttype:CONST},\n{input:\"\\\\subseteq\",\ttag:\"mo\", output:\"\\u2286\", ttype:CONST},\n{input:\"\\\\supseteq\",\ttag:\"mo\", output:\"\\u2287\", ttype:CONST},\n{input:\"\\\\sqsubset\",\ttag:\"mo\", output:\"\\u228F\", ttype:CONST},\n{input:\"\\\\sqsupset\",\ttag:\"mo\", output:\"\\u2290\", ttype:CONST},\n{input:\"\\\\sqsubseteq\", tag:\"mo\", output:\"\\u2291\", ttype:CONST},\n{input:\"\\\\sqsupseteq\", tag:\"mo\", output:\"\\u2292\", ttype:CONST},\n{input:\"\\\\sim\",\t\ttag:\"mo\", output:\"\\u223C\", ttype:CONST},\n{input:\"\\\\simeq\",\ttag:\"mo\", output:\"\\u2243\", ttype:CONST},\n{input:\"\\\\approx\",\ttag:\"mo\", output:\"\\u2248\", ttype:CONST},\n{input:\"\\\\cong\",\ttag:\"mo\", output:\"\\u2245\", ttype:CONST},\n{input:\"\\\\Join\",\ttag:\"mo\", output:\"\\u22C8\", ttype:CONST},\n{input:\"\\\\bowtie\",\ttag:\"mo\", output:\"\\u22C8\", ttype:CONST},\n{input:\"\\\\in\",\t\ttag:\"mo\", output:\"\\u2208\", ttype:CONST},\n{input:\"\\\\ni\",\t\ttag:\"mo\", output:\"\\u220B\", ttype:CONST},\n{input:\"\\\\owns\",\ttag:\"mo\", output:\"\\u220B\", ttype:CONST},\n{input:\"\\\\propto\",\ttag:\"mo\", output:\"\\u221D\", ttype:CONST},\n{input:\"\\\\vdash\",\ttag:\"mo\", output:\"\\u22A2\", ttype:CONST},\n{input:\"\\\\dashv\",\ttag:\"mo\", output:\"\\u22A3\", ttype:CONST},\n{input:\"\\\\models\",\ttag:\"mo\", output:\"\\u22A8\", ttype:CONST},\n{input:\"\\\\perp\",\ttag:\"mo\", output:\"\\u22A5\", ttype:CONST},\n{input:\"\\\\smile\",\ttag:\"mo\", output:\"\\u2323\", ttype:CONST},\n{input:\"\\\\frown\",\ttag:\"mo\", output:\"\\u2322\", ttype:CONST},\n{input:\"\\\\asymp\",\ttag:\"mo\", output:\"\\u224D\", ttype:CONST},\n{input:\"\\\\notin\",\ttag:\"mo\", output:\"\\u2209\", ttype:CONST},\n\n//matrices\n{input:\"\\\\begin{eqnarray}\",\toutput:\"X\",\tttype:MATRIX, invisible:true},\n{input:\"\\\\begin{array}\",\toutput:\"X\",\tttype:MATRIX, invisible:true},\n{input:\"\\\\\\\\\",\t\t\toutput:\"}&{\",\tttype:DEFINITION},\n{input:\"\\\\end{eqnarray}\",\toutput:\"}}\",\tttype:DEFINITION},\n{input:\"\\\\end{array}\",\t\toutput:\"}}\",\tttype:DEFINITION},\n\n//grouping and literal brackets -- ieval is for IE\n{input:\"\\\\big\",\t tag:\"mo\", output:\"X\", atval:\"1.2\", ieval:\"2.2\", ttype:BIG},\n{input:\"\\\\Big\",\t tag:\"mo\", output:\"X\", atval:\"1.6\", ieval:\"2.6\", ttype:BIG},\n{input:\"\\\\bigg\", tag:\"mo\", output:\"X\", atval:\"2.2\", ieval:\"3.2\", ttype:BIG},\n{input:\"\\\\Bigg\", tag:\"mo\", output:\"X\", atval:\"2.9\", ieval:\"3.9\", ttype:BIG},\n{input:\"\\\\left\", tag:\"mo\", output:\"X\", ttype:LEFTBRACKET},\n{input:\"\\\\right\", tag:\"mo\", output:\"X\", ttype:RIGHTBRACKET},\n{input:\"{\",\t output:\"{\", ttype:LEFTBRACKET, invisible:true},\n{input:\"}\",\t output:\"}\", ttype:RIGHTBRACKET, invisible:true},\n\n{input:\"(\",\t tag:\"mo\", output:\"(\", atval:\"1\", ttype:STRETCHY},\n{input:\"[\",\t tag:\"mo\", output:\"[\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\lbrack\", tag:\"mo\", output:\"[\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\{\",\t tag:\"mo\", output:\"{\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\lbrace\", tag:\"mo\", output:\"{\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\langle\", tag:\"mo\", output:\"\\u2329\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\lfloor\", tag:\"mo\", output:\"\\u230A\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\lceil\", tag:\"mo\", output:\"\\u2308\", atval:\"1\", ttype:STRETCHY},\n\n// rtag:\"mi\" causes space to be inserted before a following sin, cos, etc.\n// (see function LMparseExpr() )\n{input:\")\",\t tag:\"mo\",output:\")\",\t rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"]\",\t tag:\"mo\",output:\"]\",\t rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"\\\\rbrack\",tag:\"mo\",output:\"]\",\t rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"\\\\}\",\t tag:\"mo\",output:\"}\",\t rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"\\\\rbrace\",tag:\"mo\",output:\"}\",\t rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"\\\\rangle\",tag:\"mo\",output:\"\\u232A\", rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"\\\\rfloor\",tag:\"mo\",output:\"\\u230B\", rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n{input:\"\\\\rceil\", tag:\"mo\",output:\"\\u2309\", rtag:\"mi\",atval:\"1\",ttype:STRETCHY},\n\n// \"|\", \"\\\\|\", \"\\\\vert\" and \"\\\\Vert\" modified later: lspace = rspace = 0em\n{input:\"|\",\t\ttag:\"mo\", output:\"\\u2223\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\|\",\t\ttag:\"mo\", output:\"\\u2225\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\vert\",\ttag:\"mo\", output:\"\\u2223\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\Vert\",\ttag:\"mo\", output:\"\\u2225\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\mid\",\t\ttag:\"mo\", output:\"\\u2223\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\parallel\",\ttag:\"mo\", output:\"\\u2225\", atval:\"1\", ttype:STRETCHY},\n{input:\"/\",\t\ttag:\"mo\", output:\"/\",\tatval:\"1.01\", ttype:STRETCHY},\n{input:\"\\\\backslash\",\ttag:\"mo\", output:\"\\u2216\", atval:\"1\", ttype:STRETCHY},\n{input:\"\\\\setminus\",\ttag:\"mo\", output:\"\\\\\",\t ttype:CONST},\n\n//miscellaneous symbols\n{input:\"\\\\!\",\t tag:\"mspace\", atname:\"width\", atval:\"-0.167em\", ttype:SPACE},\n{input:\"\\\\,\",\t tag:\"mspace\", atname:\"width\", atval:\"0.167em\", ttype:SPACE},\n{input:\"\\\\>\",\t tag:\"mspace\", atname:\"width\", atval:\"0.222em\", ttype:SPACE},\n{input:\"\\\\:\",\t tag:\"mspace\", atname:\"width\", atval:\"0.222em\", ttype:SPACE},\n{input:\"\\\\;\",\t tag:\"mspace\", atname:\"width\", atval:\"0.278em\", ttype:SPACE},\n{input:\"~\",\t tag:\"mspace\", atname:\"width\", atval:\"0.333em\", ttype:SPACE},\n{input:\"\\\\quad\", tag:\"mspace\", atname:\"width\", atval:\"1em\", ttype:SPACE},\n{input:\"\\\\qquad\", tag:\"mspace\", atname:\"width\", atval:\"2em\", ttype:SPACE},\n//{input:\"{}\",\t\t tag:\"mo\", output:\"\\u200B\", ttype:CONST}, // zero-width\n{input:\"\\\\prime\",\ttag:\"mo\", output:\"\\u2032\", ttype:CONST},\n{input:\"'\",\t\ttag:\"mo\", output:\"\\u02B9\", ttype:CONST},\n{input:\"''\",\t\ttag:\"mo\", output:\"\\u02BA\", ttype:CONST},\n{input:\"'''\",\t\ttag:\"mo\", output:\"\\u2034\", ttype:CONST},\n{input:\"''''\",\t\ttag:\"mo\", output:\"\\u2057\", ttype:CONST},\n{input:\"\\\\ldots\",\ttag:\"mo\", output:\"\\u2026\", ttype:CONST},\n{input:\"\\\\cdots\",\ttag:\"mo\", output:\"\\u22EF\", ttype:CONST},\n{input:\"\\\\vdots\",\ttag:\"mo\", output:\"\\u22EE\", ttype:CONST},\n{input:\"\\\\ddots\",\ttag:\"mo\", output:\"\\u22F1\", ttype:CONST},\n{input:\"\\\\forall\",\ttag:\"mo\", output:\"\\u2200\", ttype:CONST},\n{input:\"\\\\exists\",\ttag:\"mo\", output:\"\\u2203\", ttype:CONST},\n{input:\"\\\\Re\",\t\ttag:\"mo\", output:\"\\u211C\", ttype:CONST},\n{input:\"\\\\Im\",\t\ttag:\"mo\", output:\"\\u2111\", ttype:CONST},\n{input:\"\\\\aleph\",\ttag:\"mo\", output:\"\\u2135\", ttype:CONST},\n{input:\"\\\\hbar\",\ttag:\"mo\", output:\"\\u210F\", ttype:CONST},\n{input:\"\\\\ell\",\t\ttag:\"mo\", output:\"\\u2113\", ttype:CONST},\n{input:\"\\\\wp\",\t\ttag:\"mo\", output:\"\\u2118\", ttype:CONST},\n{input:\"\\\\emptyset\",\ttag:\"mo\", output:\"\\u2205\", ttype:CONST},\n{input:\"\\\\infty\",\ttag:\"mo\", output:\"\\u221E\", ttype:CONST},\n{input:\"\\\\surd\",\ttag:\"mo\", output:\"\\\\sqrt{}\", ttype:DEFINITION},\n{input:\"\\\\partial\",\ttag:\"mo\", output:\"\\u2202\", ttype:CONST},\n{input:\"\\\\nabla\",\ttag:\"mo\", output:\"\\u2207\", ttype:CONST},\n{input:\"\\\\triangle\",\ttag:\"mo\", output:\"\\u25B3\", ttype:CONST},\n{input:\"\\\\therefore\",\ttag:\"mo\", output:\"\\u2234\", ttype:CONST},\n{input:\"\\\\angle\",\ttag:\"mo\", output:\"\\u2220\", ttype:CONST},\n//{input:\"\\\\\\\\ \",\t tag:\"mo\", output:\"\\u00A0\", ttype:CONST},\n{input:\"\\\\diamond\",\ttag:\"mo\", output:\"\\u22C4\", ttype:CONST},\n//{input:\"\\\\Diamond\",\t tag:\"mo\", output:\"\\u25CA\", ttype:CONST},\n{input:\"\\\\Diamond\",\ttag:\"mo\", output:\"\\u25C7\", ttype:CONST},\n{input:\"\\\\neg\",\t\ttag:\"mo\", output:\"\\u00AC\", ttype:CONST},\n{input:\"\\\\lnot\",\ttag:\"mo\", output:\"\\u00AC\", ttype:CONST},\n{input:\"\\\\bot\",\t\ttag:\"mo\", output:\"\\u22A5\", ttype:CONST},\n{input:\"\\\\top\",\t\ttag:\"mo\", output:\"\\u22A4\", ttype:CONST},\n{input:\"\\\\square\",\ttag:\"mo\", output:\"\\u25AB\", ttype:CONST},\n{input:\"\\\\Box\",\t\ttag:\"mo\", output:\"\\u25A1\", ttype:CONST},\n{input:\"\\\\wr\",\t\ttag:\"mo\", output:\"\\u2240\", ttype:CONST},\n\n//standard functions\n//Note UNDEROVER *must* have tag:\"mo\" to work properly\n{input:\"\\\\arccos\", tag:\"mi\", output:\"arccos\", ttype:UNARY, func:true},\n{input:\"\\\\arcsin\", tag:\"mi\", output:\"arcsin\", ttype:UNARY, func:true},\n{input:\"\\\\arctan\", tag:\"mi\", output:\"arctan\", ttype:UNARY, func:true},\n{input:\"\\\\arg\",\t tag:\"mi\", output:\"arg\", ttype:UNARY, func:true},\n{input:\"\\\\cos\",\t tag:\"mi\", output:\"cos\", ttype:UNARY, func:true},\n{input:\"\\\\cosh\", tag:\"mi\", output:\"cosh\", ttype:UNARY, func:true},\n{input:\"\\\\cot\",\t tag:\"mi\", output:\"cot\", ttype:UNARY, func:true},\n{input:\"\\\\coth\", tag:\"mi\", output:\"coth\", ttype:UNARY, func:true},\n{input:\"\\\\csc\",\t tag:\"mi\", output:\"csc\", ttype:UNARY, func:true},\n{input:\"\\\\deg\",\t tag:\"mi\", output:\"deg\", ttype:UNARY, func:true},\n{input:\"\\\\det\",\t tag:\"mi\", output:\"det\", ttype:UNARY, func:true},\n{input:\"\\\\dim\",\t tag:\"mi\", output:\"dim\", ttype:UNARY, func:true}, //CONST?\n{input:\"\\\\exp\",\t tag:\"mi\", output:\"exp\", ttype:UNARY, func:true},\n{input:\"\\\\gcd\",\t tag:\"mi\", output:\"gcd\", ttype:UNARY, func:true}, //CONST?\n{input:\"\\\\hom\",\t tag:\"mi\", output:\"hom\", ttype:UNARY, func:true},\n{input:\"\\\\inf\",\t tag:\"mo\", output:\"inf\",\t ttype:UNDEROVER},\n{input:\"\\\\ker\",\t tag:\"mi\", output:\"ker\", ttype:UNARY, func:true},\n{input:\"\\\\lg\",\t tag:\"mi\", output:\"lg\", ttype:UNARY, func:true},\n{input:\"\\\\lim\",\t tag:\"mo\", output:\"lim\",\t ttype:UNDEROVER},\n{input:\"\\\\liminf\", tag:\"mo\", output:\"liminf\", ttype:UNDEROVER},\n{input:\"\\\\limsup\", tag:\"mo\", output:\"limsup\", ttype:UNDEROVER},\n{input:\"\\\\ln\",\t tag:\"mi\", output:\"ln\", ttype:UNARY, func:true},\n{input:\"\\\\log\",\t tag:\"mi\", output:\"log\", ttype:UNARY, func:true},\n{input:\"\\\\max\",\t tag:\"mo\", output:\"max\",\t ttype:UNDEROVER},\n{input:\"\\\\min\",\t tag:\"mo\", output:\"min\",\t ttype:UNDEROVER},\n{input:\"\\\\Pr\",\t tag:\"mi\", output:\"Pr\", ttype:UNARY, func:true},\n{input:\"\\\\sec\",\t tag:\"mi\", output:\"sec\", ttype:UNARY, func:true},\n{input:\"\\\\sin\",\t tag:\"mi\", output:\"sin\", ttype:UNARY, func:true},\n{input:\"\\\\sinh\", tag:\"mi\", output:\"sinh\", ttype:UNARY, func:true},\n{input:\"\\\\sup\",\t tag:\"mo\", output:\"sup\",\t ttype:UNDEROVER},\n{input:\"\\\\tan\",\t tag:\"mi\", output:\"tan\", ttype:UNARY, func:true},\n{input:\"\\\\tanh\", tag:\"mi\", output:\"tanh\", ttype:UNARY, func:true},\n\n//arrows\n{input:\"\\\\gets\",\t\ttag:\"mo\", output:\"\\u2190\", ttype:CONST},\n{input:\"\\\\leftarrow\",\t\ttag:\"mo\", output:\"\\u2190\", ttype:CONST},\n{input:\"\\\\to\",\t\t\ttag:\"mo\", output:\"\\u2192\", ttype:CONST},\n{input:\"\\\\rightarrow\",\t\ttag:\"mo\", output:\"\\u2192\", ttype:CONST},\n{input:\"\\\\leftrightarrow\",\ttag:\"mo\", output:\"\\u2194\", ttype:CONST},\n{input:\"\\\\uparrow\",\t\ttag:\"mo\", output:\"\\u2191\", ttype:CONST},\n{input:\"\\\\downarrow\",\t\ttag:\"mo\", output:\"\\u2193\", ttype:CONST},\n{input:\"\\\\updownarrow\",\t\ttag:\"mo\", output:\"\\u2195\", ttype:CONST},\n{input:\"\\\\Leftarrow\",\t\ttag:\"mo\", output:\"\\u21D0\", ttype:CONST},\n{input:\"\\\\Rightarrow\",\t\ttag:\"mo\", output:\"\\u21D2\", ttype:CONST},\n{input:\"\\\\Leftrightarrow\",\ttag:\"mo\", output:\"\\u21D4\", ttype:CONST},\n{input:\"\\\\iff\", tag:\"mo\", output:\"~\\\\Longleftrightarrow~\", ttype:DEFINITION},\n{input:\"\\\\Uparrow\",\t\ttag:\"mo\", output:\"\\u21D1\", ttype:CONST},\n{input:\"\\\\Downarrow\",\t\ttag:\"mo\", output:\"\\u21D3\", ttype:CONST},\n{input:\"\\\\Updownarrow\",\t\ttag:\"mo\", output:\"\\u21D5\", ttype:CONST},\n{input:\"\\\\mapsto\",\t\ttag:\"mo\", output:\"\\u21A6\", ttype:CONST},\n{input:\"\\\\longleftarrow\",\ttag:\"mo\", output:\"\\u2190\", ttype:LONG},\n{input:\"\\\\longrightarrow\",\ttag:\"mo\", output:\"\\u2192\", ttype:LONG},\n{input:\"\\\\longleftrightarrow\",\ttag:\"mo\", output:\"\\u2194\", ttype:LONG},\n{input:\"\\\\Longleftarrow\",\ttag:\"mo\", output:\"\\u21D0\", ttype:LONG},\n{input:\"\\\\Longrightarrow\",\ttag:\"mo\", output:\"\\u21D2\", ttype:LONG},\n{input:\"\\\\implies\",\t\ttag:\"mo\", output:\"\\u21D2\", ttype:LONG},\n{input:\"\\\\Longleftrightarrow\", tag:\"mo\", output:\"\\u21D4\", ttype:LONG},\n{input:\"\\\\longmapsto\",\t\ttag:\"mo\", output:\"\\u21A6\", ttype:CONST},\n\t\t\t\t\t\t\t// disaster if LONG\n\n//commands with argument\n\n{input:\"\\\\sqrt\",\ttag:\"msqrt\", output:\"sqrt\",\tttype:UNARY},\n{input:\"\\\\root\",\ttag:\"mroot\", output:\"root\",\tttype:BINARY},\n{input:\"\\\\frac\",\ttag:\"mfrac\", output:\"/\",\tttype:BINARY},\n{input:\"\\\\stackrel\", tag:\"mover\", output:\"stackrel\", ttype:BINARY},\n{input:\"\\\\atop\",\ttag:\"mfrac\", output:\"\",\t\tttype:INFIX},\n{input:\"\\\\choose\", tag:\"mfrac\", output:\"\",\t\tttype:INFIX},\n{input:\"_\",\t\ttag:\"msub\", output:\"_\",\tttype:INFIX},\n{input:\"^\",\t\ttag:\"msup\", output:\"^\",\tttype:INFIX},\n{input:\"\\\\mathrm\",\ttag:\"mtext\", output:\"text\",\tttype:TEXT},\n{input:\"\\\\mbox\",\ttag:\"mtext\", output:\"mbox\",\tttype:TEXT},\n\n//diacritical marks\n{input:\"\\\\acute\",\ttag:\"mover\", output:\"\\u00B4\", ttype:UNARY, acc:true},\n//{input:\"\\\\acute\",\t tag:\"mover\", output:\"\\u0317\", ttype:UNARY, acc:true},\n//{input:\"\\\\acute\",\t tag:\"mover\", output:\"\\u0301\", ttype:UNARY, acc:true},\n//{input:\"\\\\grave\",\t tag:\"mover\", output:\"\\u0300\", ttype:UNARY, acc:true},\n//{input:\"\\\\grave\",\t tag:\"mover\", output:\"\\u0316\", ttype:UNARY, acc:true},\n{input:\"\\\\grave\",\ttag:\"mover\", output:\"\\u0060\", ttype:UNARY, acc:true},\n{input:\"\\\\breve\",\ttag:\"mover\", output:\"\\u02D8\", ttype:UNARY, acc:true},\n{input:\"\\\\check\",\ttag:\"mover\", output:\"\\u02C7\", ttype:UNARY, acc:true},\n{input:\"\\\\dot\",\t\ttag:\"mover\", output:\".\", ttype:UNARY, acc:true},\n{input:\"\\\\ddot\",\ttag:\"mover\", output:\"..\", ttype:UNARY, acc:true},\n//{input:\"\\\\ddot\",\t tag:\"mover\", output:\"\\u00A8\", ttype:UNARY, acc:true},\n{input:\"\\\\mathring\",\ttag:\"mover\", output:\"\\u00B0\", ttype:UNARY, acc:true},\n{input:\"\\\\vec\",\t\ttag:\"mover\", output:\"\\u20D7\", ttype:UNARY, acc:true},\n{input:\"\\\\overrightarrow\",tag:\"mover\",output:\"\\u20D7\", ttype:UNARY, acc:true},\n{input:\"\\\\overleftarrow\",tag:\"mover\", output:\"\\u20D6\", ttype:UNARY, acc:true},\n{input:\"\\\\hat\",\t\ttag:\"mover\", output:\"\\u005E\", ttype:UNARY, acc:true},\n{input:\"\\\\widehat\",\ttag:\"mover\", output:\"\\u0302\", ttype:UNARY, acc:true},\n{input:\"\\\\tilde\",\ttag:\"mover\", output:\"~\", ttype:UNARY, acc:true},\n//{input:\"\\\\tilde\",\t tag:\"mover\", output:\"\\u0303\", ttype:UNARY, acc:true},\n{input:\"\\\\widetilde\",\ttag:\"mover\", output:\"\\u02DC\", ttype:UNARY, acc:true},\n{input:\"\\\\bar\",\t\ttag:\"mover\", output:\"\\u203E\", ttype:UNARY, acc:true},\n{input:\"\\\\overbrace\",\ttag:\"mover\", output:\"\\u23B4\", ttype:UNARY, acc:true},\n{input:\"\\\\overline\",\ttag:\"mover\", output:\"\\u00AF\", ttype:UNARY, acc:true},\n{input:\"\\\\underbrace\", tag:\"munder\", output:\"\\u23B5\", ttype:UNARY, acc:true},\n{input:\"\\\\underline\",\ttag:\"munder\", output:\"\\u00AF\", ttype:UNARY, acc:true},\n//{input:\"underline\",\ttag:\"munder\", output:\"\\u0332\", ttype:UNARY, acc:true},\n\n//typestyles and fonts\n{input:\"\\\\displaystyle\",tag:\"mstyle\",atname:\"displaystyle\",atval:\"true\", ttype:UNARY},\n{input:\"\\\\textstyle\",tag:\"mstyle\",atname:\"displaystyle\",atval:\"false\", ttype:UNARY},\n{input:\"\\\\scriptstyle\",tag:\"mstyle\",atname:\"scriptlevel\",atval:\"1\", ttype:UNARY},\n{input:\"\\\\scriptscriptstyle\",tag:\"mstyle\",atname:\"scriptlevel\",atval:\"2\", ttype:UNARY},\n{input:\"\\\\textrm\", tag:\"mstyle\", output:\"\\\\mathrm\", ttype: DEFINITION},\n{input:\"\\\\mathbf\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"bold\", ttype:UNARY},\n{input:\"\\\\textbf\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"bold\", ttype:UNARY},\n{input:\"\\\\mathit\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"italic\", ttype:UNARY},\n{input:\"\\\\textit\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"italic\", ttype:UNARY},\n{input:\"\\\\mathtt\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"monospace\", ttype:UNARY},\n{input:\"\\\\texttt\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"monospace\", ttype:UNARY},\n{input:\"\\\\mathsf\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"sans-serif\", ttype:UNARY},\n{input:\"\\\\mathbb\", tag:\"mstyle\", atname:\"mathvariant\", atval:\"double-struck\", ttype:UNARY, codes:AMbbb},\n{input:\"\\\\mathcal\",tag:\"mstyle\", atname:\"mathvariant\", atval:\"script\", ttype:UNARY, codes:AMcal},\n{input:\"\\\\mathfrak\",tag:\"mstyle\",atname:\"mathvariant\", atval:\"fraktur\",ttype:UNARY, codes:AMfrk}\n];\n\nvar LMnames = []; //list of input symbols\n\nfunction LMremoveCharsAndBlanks(str,n) {\n//remove n characters and any following blanks\n var st;\n st = str.slice(n);\n for (var i=0; i<st.length && st.charCodeAt(i)<=32; i=i+1);\n return st.slice(i);\n}\n\nfunction LMgetSymbol(str) {\n//return maximal initial substring of str that appears in names\n//return null if there is none\n var k = 0; //new pos\n var j = 0; //old pos\n var mk; //match pos\n var st;\n var tagst;\n var match = \"\";\n var more = true;\n for (var i=1; i<=str.length && more; i++) {\n st = str.slice(0,i); //initial substring of length i\n j = k;\n k = position(LMnames, st, j);\n if (k<LMnames.length && str.slice(0,LMnames[k].length)==LMnames[k]){\n match = LMnames[k];\n mk = k;\n i = match.length;\n }\n more = k<LMnames.length && str.slice(0,LMnames[k].length)>=LMnames[k];\n }\n LMpreviousSymbol=LMcurrentSymbol;\n if (match!=\"\"){\n LMcurrentSymbol=LMsymbols[mk].ttype;\n return LMsymbols[mk];\n }\n LMcurrentSymbol=CONST;\n k = 1;\n st = str.slice(0,1); //take 1 character\n if (\"0\"<=st && st<=\"9\") tagst = \"mn\";\n else tagst = ((\"A\">st || st>\"Z\") && (\"a\">st || st>\"z\")?\"mo\":\"mi\");\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n return {input:st, tag:tagst, output:st, ttype:CONST};\n}\n\n\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n\nvar LMpreviousSymbol,LMcurrentSymbol;\n\nfunction LMparseSexpr(str) { //parses str and returns [node,tailstr,(node)tag]\n var symbol, node, result, result2, i, st,// rightvert = false,\n newFrag = document.createDocumentFragment();\n str = LMremoveCharsAndBlanks(str,0);\n symbol = LMgetSymbol(str); //either a token or a bracket or empty\n if (symbol == null || symbol.ttype == RIGHTBRACKET)\n return [null,str,null];\n if (symbol.ttype == DEFINITION) {\n str = symbol.output+LMremoveCharsAndBlanks(str,symbol.input.length);\n symbol = LMgetSymbol(str);\n if (symbol == null || symbol.ttype == RIGHTBRACKET)\n return [null,str,null];\n }\n str = LMremoveCharsAndBlanks(str,symbol.input.length);\n switch (symbol.ttype) {\n case SPACE:\n node = createMmlNode(symbol.tag);\n node.setAttribute(symbol.atname,symbol.atval);\n return [node,str,symbol.tag];\n case UNDEROVER:\n if (isIE) {\n if (symbol.input.substr(0,4) == \"\\\\big\") { // botch for missing symbols\n\tstr = \"\\\\\"+symbol.input.substr(4)+str;\t // make \\bigcup = \\cup etc.\n\tsymbol = LMgetSymbol(str);\n\tsymbol.ttype = UNDEROVER;\n\tstr = LMremoveCharsAndBlanks(str,symbol.input.length);\n }\n }\n return [createMmlNode(symbol.tag,\n\t\t\tdocument.createTextNode(symbol.output)),str,symbol.tag];\n case CONST:\n var output = symbol.output;\n if (isIE) {\n if (symbol.input == \"'\")\n\toutput = \"\\u2032\";\n else if (symbol.input == \"''\")\n\toutput = \"\\u2033\";\n else if (symbol.input == \"'''\")\n\toutput = \"\\u2033\\u2032\";\n else if (symbol.input == \"''''\")\n\toutput = \"\\u2033\\u2033\";\n else if (symbol.input == \"\\\\square\")\n\toutput = \"\\u25A1\";\t// same as \\Box\n else if (symbol.input.substr(0,5) == \"\\\\frac\") {\n\t\t\t\t\t\t// botch for missing fractions\n\tvar denom = symbol.input.substr(6,1);\n\tif (denom == \"5\" || denom == \"6\") {\n\t str = symbol.input.replace(/\\\\frac/,\"\\\\frac \")+str;\n\t return [node,str,symbol.tag];\n\t}\n }\n }\n node = createMmlNode(symbol.tag,document.createTextNode(output));\n return [node,str,symbol.tag];\n case LONG: // added by DRW\n node = createMmlNode(symbol.tag,document.createTextNode(symbol.output));\n node.setAttribute(\"minsize\",\"1.5\");\n node.setAttribute(\"maxsize\",\"1.5\");\n node = createMmlNode(\"mover\",node);\n node.appendChild(createMmlNode(\"mspace\"));\n return [node,str,symbol.tag];\n case STRETCHY: // added by DRW\n if (isIE && symbol.input == \"\\\\backslash\")\n\tsymbol.output = \"\\\\\";\t// doesn't expand, but then nor does \"\\u2216\"\n node = createMmlNode(symbol.tag,document.createTextNode(symbol.output));\n if (symbol.input == \"|\" || symbol.input == \"\\\\vert\" ||\n\tsymbol.input == \"\\\\|\" || symbol.input == \"\\\\Vert\") {\n\t node.setAttribute(\"lspace\",\"0em\");\n\t node.setAttribute(\"rspace\",\"0em\");\n }\n node.setAttribute(\"maxsize\",symbol.atval); // don't allow to stretch here\n if (symbol.rtag != null)\n return [node,str,symbol.rtag];\n else\n return [node,str,symbol.tag];\n case BIG: // added by DRW\n var atval = symbol.atval;\n if (isIE)\n atval = symbol.ieval;\n symbol = LMgetSymbol(str);\n if (symbol == null)\n\treturn [null,str,null];\n str = LMremoveCharsAndBlanks(str,symbol.input.length);\n node = createMmlNode(symbol.tag,document.createTextNode(symbol.output));\n if (isIE) {\t\t// to get brackets to expand\n var space = createMmlNode(\"mspace\");\n space.setAttribute(\"height\",atval+\"ex\");\n node = createMmlNode(\"mrow\",node);\n node.appendChild(space);\n } else {\t\t// ignored in IE\n node.setAttribute(\"minsize\",atval);\n node.setAttribute(\"maxsize\",atval);\n }\n return [node,str,symbol.tag];\n case LEFTBRACKET: //read (expr+)\n if (symbol.input == \"\\\\left\") { // left what?\n symbol = LMgetSymbol(str);\n if (symbol != null) {\n\tif (symbol.input == \".\")\n\t symbol.invisible = true;\n\tstr = LMremoveCharsAndBlanks(str,symbol.input.length);\n }\n }\n result = LMparseExpr(str,true,false);\n if (symbol==null ||\n\t(typeof symbol.invisible == \"boolean\" && symbol.invisible))\n node = createMmlNode(\"mrow\",result[0]);\n else {\n node = createMmlNode(\"mo\",document.createTextNode(symbol.output));\n node = createMmlNode(\"mrow\",node);\n node.appendChild(result[0]);\n }\n return [node,result[1],result[2]];\n case MATRIX:\t //read (expr+)\n if (symbol.input == \"\\\\begin{array}\") {\n var mask = \"\";\n symbol = LMgetSymbol(str);\n str = LMremoveCharsAndBlanks(str,0);\n if (symbol == null)\n\tmask = \"l\";\n else {\n\tstr = LMremoveCharsAndBlanks(str,symbol.input.length);\n\tif (symbol.input != \"{\")\n\t mask = \"l\";\n\telse do {\n\t symbol = LMgetSymbol(str);\n\t if (symbol != null) {\n\t str = LMremoveCharsAndBlanks(str,symbol.input.length);\n\t if (symbol.input != \"}\")\n\t mask = mask+symbol.input;\n\t }\n\t} while (symbol != null && symbol.input != \"\" && symbol.input != \"}\");\n }\n result = LMparseExpr(\"{\"+str,true,true);\n// if (result[0]==null) return [createMmlNode(\"mo\",\n//\t\t\t document.createTextNode(symbol.input)),str];\n node = createMmlNode(\"mtable\",result[0]);\n mask = mask.replace(/l/g,\"left \");\n mask = mask.replace(/r/g,\"right \");\n mask = mask.replace(/c/g,\"center \");\n node.setAttribute(\"columnalign\",mask);\n node.setAttribute(\"displaystyle\",\"false\");\n if (isIE)\n\treturn [node,result[1],null];\n// trying to get a *little* bit of space around the array\n// (IE already includes it)\n var lspace = createMmlNode(\"mspace\");\n lspace.setAttribute(\"width\",\"0.167em\");\n var rspace = createMmlNode(\"mspace\");\n rspace.setAttribute(\"width\",\"0.167em\");\n var node1 = createMmlNode(\"mrow\",lspace);\n node1.appendChild(node);\n node1.appendChild(rspace);\n return [node1,result[1],null];\n } else {\t// eqnarray\n result = LMparseExpr(\"{\"+str,true,true);\n node = createMmlNode(\"mtable\",result[0]);\n if (isIE)\n\tnode.setAttribute(\"columnspacing\",\"0.25em\"); // best in practice?\n else\n\tnode.setAttribute(\"columnspacing\",\"0.167em\"); // correct (but ignored?)\n node.setAttribute(\"columnalign\",\"right center left\");\n node.setAttribute(\"displaystyle\",\"true\");\n node = createMmlNode(\"mrow\",node);\n return [node,result[1],null];\n }\n case TEXT:\n if (str.charAt(0)==\"{\") i=str.indexOf(\"}\");\n else i = 0;\n if (i==-1)\n\t\t i = str.length;\n st = str.slice(1,i);\n if (st.charAt(0) == \" \") {\n\tnode = createMmlNode(\"mspace\");\n\tnode.setAttribute(\"width\",\"0.33em\");\t// was 1ex\n\tnewFrag.appendChild(node);\n }\n newFrag.appendChild(\n createMmlNode(symbol.tag,document.createTextNode(st)));\n if (st.charAt(st.length-1) == \" \") {\n\tnode = createMmlNode(\"mspace\");\n\tnode.setAttribute(\"width\",\"0.33em\");\t// was 1ex\n\tnewFrag.appendChild(node);\n }\n str = LMremoveCharsAndBlanks(str,i+1);\n return [createMmlNode(\"mrow\",newFrag),str,null];\n case UNARY:\n result = LMparseSexpr(str);\n if (result[0]==null) return [createMmlNode(symbol.tag,\n document.createTextNode(symbol.output)),str];\n if (typeof symbol.func == \"boolean\" && symbol.func) { // functions hack\n\tst = str.charAt(0);\n//\tif (st==\"^\" || st==\"_\" || st==\"/\" || st==\"|\" || st==\",\") {\n\tif (st==\"^\" || st==\"_\" || st==\",\") {\n\t return [createMmlNode(symbol.tag,\n\t\t document.createTextNode(symbol.output)),str,symbol.tag];\n } else {\n\t node = createMmlNode(\"mrow\",\n\t createMmlNode(symbol.tag,document.createTextNode(symbol.output)));\n\t if (isIE) {\n\t var space = createMmlNode(\"mspace\");\n\t space.setAttribute(\"width\",\"0.167em\");\n\t node.appendChild(space);\n\t }\n\t node.appendChild(result[0]);\n\t return [node,result[1],symbol.tag];\n }\n }\n if (symbol.input == \"\\\\sqrt\") {\t\t// sqrt\n\tif (isIE) {\t// set minsize, for \\surd\n\t var space = createMmlNode(\"mspace\");\n\t space.setAttribute(\"height\",\"1.2ex\");\n\t space.setAttribute(\"width\",\"0em\");\t// probably no effect\n\t node = createMmlNode(symbol.tag,result[0])\n//\t node.setAttribute(\"minsize\",\"1\");\t// ignored\n//\t node = createMmlNode(\"mrow\",node); // hopefully unnecessary\n\t node.appendChild(space);\n\t return [node,result[1],symbol.tag];\n\t} else\n\t return [createMmlNode(symbol.tag,result[0]),result[1],symbol.tag];\n } else if (typeof symbol.acc == \"boolean\" && symbol.acc) { // accent\n node = createMmlNode(symbol.tag,result[0]);\n\tvar output = symbol.output;\n\tif (isIE) {\n\t\tif (symbol.input == \"\\\\hat\")\n\t\t\toutput = \"\\u0302\";\n\t\telse if (symbol.input == \"\\\\widehat\")\n\t\t\toutput = \"\\u005E\";\n\t\telse if (symbol.input == \"\\\\bar\")\n\t\t\toutput = \"\\u00AF\";\n\t\telse if (symbol.input == \"\\\\grave\")\n\t\t\toutput = \"\\u0300\";\n\t\telse if (symbol.input == \"\\\\tilde\")\n\t\t\toutput = \"\\u0303\";\n\t}\n\tvar node1 = createMmlNode(\"mo\",document.createTextNode(output));\n\tif (symbol.input == \"\\\\vec\" || symbol.input == \"\\\\check\")\n\t\t\t\t\t\t// don't allow to stretch\n\t node1.setAttribute(\"maxsize\",\"1.2\");\n\t\t // why doesn't \"1\" work? \\vec nearly disappears in firefox\n\tif (isIE && symbol.input == \"\\\\bar\")\n\t node1.setAttribute(\"maxsize\",\"0.5\");\n\tif (symbol.input == \"\\\\underbrace\" || symbol.input == \"\\\\underline\")\n\t node1.setAttribute(\"accentunder\",\"true\");\n\telse\n\t node1.setAttribute(\"accent\",\"true\");\n\tnode.appendChild(node1);\n\tif (symbol.input == \"\\\\overbrace\" || symbol.input == \"\\\\underbrace\")\n\t node.ttype = UNDEROVER;\n\treturn [node,result[1],symbol.tag];\n } else {\t\t\t // font change or displaystyle command\n if (!isIE && typeof symbol.codes != \"undefined\") {\n for (i=0; i<result[0].childNodes.length; i++)\n if (result[0].childNodes[i].nodeName==\"mi\" || result[0].nodeName==\"mi\") {\n st = (result[0].nodeName==\"mi\"?result[0].firstChild.nodeValue:\n result[0].childNodes[i].firstChild.nodeValue);\n var newst = [];\n for (var j=0; j<st.length; j++)\n if (st.charCodeAt(j)>64 && st.charCodeAt(j)<91) newst = newst +\n String.fromCharCode(symbol.codes[st.charCodeAt(j)-65]);\n else newst = newst + st.charAt(j);\n if (result[0].nodeName==\"mi\")\n result[0]=createMmlNode(\"mo\").\n appendChild(document.createTextNode(newst));\n else result[0].replaceChild(createMmlNode(\"mo\").\n appendChild(document.createTextNode(newst)),result[0].childNodes[i]);\n }\n }\n node = createMmlNode(symbol.tag,result[0]);\n node.setAttribute(symbol.atname,symbol.atval);\n\tif (symbol.input == \"\\\\scriptstyle\" ||\n\t symbol.input == \"\\\\scriptscriptstyle\")\n\t\tnode.setAttribute(\"displaystyle\",\"false\");\n\treturn [node,result[1],symbol.tag];\n }\n case BINARY:\n result = LMparseSexpr(str);\n if (result[0]==null) return [createMmlNode(\"mo\",\n\t\t\t document.createTextNode(symbol.input)),str,null];\n result2 = LMparseSexpr(result[1]);\n if (result2[0]==null) return [createMmlNode(\"mo\",\n\t\t\t document.createTextNode(symbol.input)),str,null];\n if (symbol.input==\"\\\\root\" || symbol.input==\"\\\\stackrel\")\n newFrag.appendChild(result2[0]);\n newFrag.appendChild(result[0]);\n if (symbol.input==\"\\\\frac\") newFrag.appendChild(result2[0]);\n return [createMmlNode(symbol.tag,newFrag),result2[1],symbol.tag];\n case INFIX:\n str = LMremoveCharsAndBlanks(str,symbol.input.length);\n return [createMmlNode(\"mo\",document.createTextNode(symbol.output)),\n\tstr,symbol.tag];\n default:\n return [createMmlNode(symbol.tag, //its a constant\n\tdocument.createTextNode(symbol.output)),str,symbol.tag];\n }\n}\n\nfunction LMparseIexpr(str) {\n var symbol, sym1, sym2, node, result, tag, underover;\n str = LMremoveCharsAndBlanks(str,0);\n sym1 = LMgetSymbol(str);\n result = LMparseSexpr(str);\n node = result[0];\n str = result[1];\n tag = result[2];\n symbol = LMgetSymbol(str);\n if (symbol.ttype == INFIX) {\n str = LMremoveCharsAndBlanks(str,symbol.input.length);\n result = LMparseSexpr(str);\n if (result[0] == null) // show box in place of missing argument\n result[0] = createMmlNode(\"mo\",document.createTextNode(\"\\u25A1\"));\n str = result[1];\n tag = result[2];\n if (symbol.input == \"_\" || symbol.input == \"^\") {\n sym2 = LMgetSymbol(str);\n tag = null;\t// no space between x^2 and a following sin, cos, etc.\n// This is for \\underbrace and \\overbrace\n underover = ((sym1.ttype == UNDEROVER) || (node.ttype == UNDEROVER));\n// underover = (sym1.ttype == UNDEROVER);\n if (symbol.input == \"_\" && sym2.input == \"^\") {\n str = LMremoveCharsAndBlanks(str,sym2.input.length);\n var res2 = LMparseSexpr(str);\n\tstr = res2[1];\n\ttag = res2[2]; // leave space between x_1^2 and a following sin etc.\n node = createMmlNode((underover?\"munderover\":\"msubsup\"),node);\n node.appendChild(result[0]);\n node.appendChild(res2[0]);\n } else if (symbol.input == \"_\") {\n\tnode = createMmlNode((underover?\"munder\":\"msub\"),node);\n node.appendChild(result[0]);\n } else {\n\tnode = createMmlNode((underover?\"mover\":\"msup\"),node);\n node.appendChild(result[0]);\n }\n node = createMmlNode(\"mrow\",node); // so sum does not stretch\n } else {\n node = createMmlNode(symbol.tag,node);\n if (symbol.input == \"\\\\atop\" || symbol.input == \"\\\\choose\")\n\tnode.setAttribute(\"linethickness\",\"0ex\");\n node.appendChild(result[0]);\n if (symbol.input == \"\\\\choose\")\n\tnode = createMmlNode(\"mfenced\",node);\n }\n }\n return [node,str,tag];\n}\n\nfunction LMparseExpr(str,rightbracket,matrix) {\n var symbol, node, result, i, tag,\n newFrag = document.createDocumentFragment();\n do {\n str = LMremoveCharsAndBlanks(str,0);\n result = LMparseIexpr(str);\n node = result[0];\n str = result[1];\n tag = result[2];\n symbol = LMgetSymbol(str);\n if (node!=undefined) {\n if ((tag == \"mn\" || tag == \"mi\") && symbol!=null &&\n\ttypeof symbol.func == \"boolean\" && symbol.func) {\n\t\t\t// Add space before \\sin in 2\\sin x or x\\sin x\n\t var space = createMmlNode(\"mspace\");\n\t space.setAttribute(\"width\",\"0.167em\");\n\t node = createMmlNode(\"mrow\",node);\n\t node.appendChild(space);\n }\n newFrag.appendChild(node);\n }\n } while ((symbol.ttype != RIGHTBRACKET)\n && symbol!=null && symbol.output!=\"\");\n tag = null;\n if (symbol.ttype == RIGHTBRACKET) {\n if (symbol.input == \"\\\\right\") { // right what?\n str = LMremoveCharsAndBlanks(str,symbol.input.length);\n symbol = LMgetSymbol(str);\n if (symbol != null && symbol.input == \".\")\n\tsymbol.invisible = true;\n if (symbol != null)\n\ttag = symbol.rtag;\n }\n if (symbol!=null)\n str = LMremoveCharsAndBlanks(str,symbol.input.length); // ready to return\n var len = newFrag.childNodes.length;\n if (matrix &&\n len>0 && newFrag.childNodes[len-1].nodeName == \"mrow\" && len>1 &&\n newFrag.childNodes[len-2].nodeName == \"mo\" &&\n newFrag.childNodes[len-2].firstChild.nodeValue == \"&\") { //matrix\n\tvar pos = []; // positions of ampersands\n var m = newFrag.childNodes.length;\n for (i=0; matrix && i<m; i=i+2) {\n pos[i] = [];\n node = newFrag.childNodes[i];\n\t for (var j=0; j<node.childNodes.length; j++)\n\t if (node.childNodes[j].firstChild.nodeValue==\"&\")\n\t pos[i][pos[i].length]=j;\n }\n\tvar row, frag, n, k, table = document.createDocumentFragment();\n\tfor (i=0; i<m; i=i+2) {\n\t row = document.createDocumentFragment();\n\t frag = document.createDocumentFragment();\n\t node = newFrag.firstChild; // <mrow> -&-&...&-&- </mrow>\n\t n = node.childNodes.length;\n\t k = 0;\n\t for (j=0; j<n; j++) {\n\t if (typeof pos[i][k] != \"undefined\" && j==pos[i][k]){\n\t node.removeChild(node.firstChild); //remove &\n\t row.appendChild(createMmlNode(\"mtd\",frag));\n\t k++;\n\t } else frag.appendChild(node.firstChild);\n\t }\n\t row.appendChild(createMmlNode(\"mtd\",frag));\n\t if (newFrag.childNodes.length>2) {\n\t newFrag.removeChild(newFrag.firstChild); //remove <mrow> </mrow>\n\t newFrag.removeChild(newFrag.firstChild); //remove <mo>&</mo>\n\t }\n\t table.appendChild(createMmlNode(\"mtr\",row));\n\t}\n\treturn [table,str];\n }\n if (typeof symbol.invisible != \"boolean\" || !symbol.invisible) {\n node = createMmlNode(\"mo\",document.createTextNode(symbol.output));\n newFrag.appendChild(node);\n }\n }\n return [newFrag,str,tag];\n}\n\nvar tcnt = 0, dcnt = 0; //theorem and definition counters\n\nfunction simpleLaTeXformatting(st) {\n st = st.replace(/\\$\\$((.|\\n)*?)\\$\\$/g,\"<p align=\\\"center\\\">$\\\\displaystyle{$1}$</p>\");\n st = st.replace(/\\\\begin{(theorem|lemma|proposition|corollary)}((.|\\n)*?)\\\\end{\\1}/g,function(r,s,t){tcnt++; return \"<b>\"+s.charAt(0).toUpperCase()+s.slice(1)+\" \"+tcnt+\".</b> <i>\"+t.replace(/^\\s*<\\/?\\w+\\/?>|\\s*<\\/?\\w+\\/?>$/g,\"\")+\"</i>\"});\n st = st.replace(/\\\\begin{(definition|example|remark|problem|exercise|conjecture|solution)}((.|\\n)*?)\\\\end{\\1}/g,function(r,s,t){dcnt++; return \"<b>\"+s.charAt(0).toUpperCase()+s.slice(1)+\" \"+dcnt+\".</b> \"+t.replace(/^\\s*<\\/?\\w+\\/?>|\\s*<\\/?\\w+\\/?>$/g,\"\")});\n st = st.replace(/\\\\begin{proof}((.|\\n)*?)\\\\end{proof}/g,function(s,t){return \"<i>Proof:</i> \"+t.replace(/^\\s*<\\/?\\w+\\/?>|\\s*<\\/?\\w+\\/?>$/g,\"\")+\" □\"});\n st = st.replace(/\\\\emph{(.*?)}/g,\"<em>$1</em>\");\n st = st.replace(/\\\\textbf{(.*?)}/g,\"<b>$1</b>\");\n st = st.replace(/\\\\cite{(.*?)}/g,\"[$1]\");\n st = st.replace(/\\\\chapter{(.*?)}/g,\"<h2>$1</h2>\");\n st = st.replace(/\\\\section{(.*?)}(\\s*<\\/?(br|p)\\s?\\/?>)?/g,\"<h3>$1</h3>\");\n st = st.replace(/\\\\subsection{((.|\\n)*?)}/g,\"<h4>$1</h4>\");\n st = st.replace(/\\\\begin{itemize}(\\s*<\\/?(br|p)\\s?\\/?>)?/g,\"<ul>\");\n st = st.replace(/\\\\item\\s((.|\\n)*?)(?=(\\\\item|\\\\end))/g,\"<li>$1</li>\");\n st = st.replace(/\\\\end{itemize}(\\s*<\\/?(br|p)\\s?\\/?>)?/g,\"</ul>\");\n st = st.replace(/\\\\begin{enumerate}(\\s*<\\/?(br|p)\\s?\\/?>)?/g,\"<ol>\");\n st = st.replace(/\\\\end{enumerate}(\\s*<\\/?(br|p)\\s?\\/?>)?/g,\"</ol>\");\n st = st.replace(/\\\\item\\[(.*?)]{(.*?)}/g,\"<dt>$1</dt><dd>$2</dd>\");\n st = st.replace(/\\\\begin{description}/g,\"<dl>\");\n st = st.replace(/\\\\end{description}/g,\"</dl>\");\n st = st.replace(/\\\\newline\\b/g,\"<br/>\");\n st = st.replace(/\\\\newpage\\b/g,\"<br style=\\\"page-break-after:always;\\\">\");\n st = st.replace(/\\\\par\\b/g,\"<p> </p>\");\n st = st.replace(/\\\\bigskip/g,\"<p style=\\\"margin-bottom:0.5in\\\"> </p>\");\n st = st.replace(/\\\\medskip/g,\"<p style=\\\"margin-bottom:0.3in\\\"> </p>\");\n st = st.replace(/\\\\smallskip/g,\"<p style=\\\"margin-bottom:0.15in\\\"> </p>\");\n st = st.replace(/\\\\begin{center}((.|\\n)*?)\\\\end{center}/g,\"<center>$1</center>\");\n return st\n}\n\nfunction ASCIIandgraphformatting(st) {\n st = st.replace(/<sup>(.*?)<\\/sup>(\\s|(\\S))/gi,\"^{$1} $3\");\n//st = st.replace(/<\\/?font.*?>/gi,\"\"); // do this only in amath...endamath\n st = st.replace(/(Proof:)/g,\"<i>$1</i>\");\n st = st.replace(/QED/g,\" □\");\n st = st.replace(/(\\\\?end{?a?math}?)/ig,\"<span></span>$1\");\n st = st.replace(/(\\bamath\\b|\\\\begin{a?math})/ig,\"<span></span>$1\");\n st = st.replace(/([>\\n])(Theorem|Lemma|Proposition|Corollary|Definition|Example|Remark|Problem|Exercise|Conjecture|Solution)(:|\\W\\W?(\\w|\\s|-|\\.)*?\\W?:)/g,\"$1<b>$2$3</b>\");\n st = st.replace(/<embed\\s+class\\s?=\\s?\"?ASCIIsvg\"?/gi,\"<embed class=\\\"ASCIIsvg\\\" src=\\\"\"+dsvglocation+\"d.svg\\\" wmode=\\\"transparent\\\"\");\n st = st.replace(/(?:\\\\begin{a?graph}|\\bagraph|\\(:graph\\s)((.|\\n)*?)(?:\\\\end{a?graph}|enda?graph|:\\))/g,function(s,t){return \"<table><tr><td><div class=\\\"ASCIIsvg\\\"><embed class=\\\"ASCIIsvg\\\" src=\\\"\"+dsvglocation+\"d.svg\\\" wmode=\\\"transparent\\\" script=\\'\"+t.replace(/<\\/?(br|p|pre)\\s?\\/?>/gi,\"\\n\")+\"\\'/></div></td></tr></table>\"});\n st = st.replace(/insertASCIIMathCalculator/g,\"<div class=\\\"ASCIIMathCalculator\\\"></div>\");\n//alert(dsvglocation)\n return st\n}\n\nfunction LMprocessNode(n) {\n var frag,st;\n try {\n st = n.innerHTML;\n } catch(err) {}\n var am = /amath\\b|graph/i.test(st);\n if ((st==null || st.indexOf(\"\\$ \")!=-1 || st.indexOf(\"\\$<\")!=-1 || \n st.indexOf(\"\\\\begin\")!=-1 || am || st.slice(-1)==\"$\" ||\n st.indexOf(\"\\$\\n\")!=-1)&& !/edit-content|HTMLArea|wikiedit|wpTextbox1/.test(st)){\n if (!avoidinnerHTML && translateLaTeXformatting) \n st = simpleLaTeXformatting(st);\n if (st!=null && am && !avoidinnerHTML) {\n st = ASCIIandgraphformatting(st);\n }\n st = st.replace(/%7E/g,\"~\"); // else PmWiki has url issues\n//alert(st)\n if (!avoidinnerHTML) n.innerHTML = st;\n processNodeR(n,false,true);\n }\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n}\n\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n\n// you can change these\nvar checkIfSVGavailable = true;\nvar notifyIfNoSVG = true;\nvar alertIfNoSVG = false;\nvar noSVG = false;\n\n// global defaults used if not specified by graph (you can change these)\nvar defaultwidth = 300; defaultheight = 200; // in pixels\nvar defaultxmin = -5.5; defaultxmax = 5.5; // in usercoords\nvar defaultborder = 0; border = defaultborder; // in pixel\nvar defaultstrokewidth = \"1\"; // default line width in pixel\nvar defaultstroke = \"blue\"; // default line color\nvar defaultstrokeopacity = 1; // transparent = 0, solid =1\nvar defaultstrokedasharray = null; // \"10,10\" gives 10px long dashes\nvar defaultfill = \"none\"; // default fill color\nvar defaultfillopacity = 1; // transparent = 0, solid =1\nvar defaultfontstyle = \"normal\"; // default text shape normal|italic|inherit\nvar defaultfontfamily = \"times\"; // default font times|ariel|helvetica|...\nvar defaultfontsize = \"16\"; // default size (scaled automatically)\nvar defaultfontweight = \"normal\";// normal|bold|bolder|lighter|100|...|900\nvar defaultfontstroke = \"none\"; // default font outline color\nvar defaultfontfill = \"none\"; // default font color\nvar defaultmarker = \"none\"; // \"dot\" | \"arrow\" | \"+\" | \"-\" | \"|\"\nvar defaultendpoints = \"\"; // \"c-d\" where c is <|o|* and d is >|o|*\n\n// global values used for all pictures (you can change these)\nvar showcoordinates = true;\nvar markerstrokewidth = \"1\";\nvar markerstroke = \"black\";\nvar markerfill = \"yellow\";\nvar markersize = 4;\nvar arrowfill = stroke;\nvar dotradius = 4;\nvar ticklength = 4;\nvar axesstroke = \"black\";\nvar gridstroke = \"grey\";\nvar backgroundstyle = \"fill-opacity:0; fill:white\";\nvar singlelettersitalic = true;\n\n// internal variables (probably no need to change these)\nvar picturepos = null; // position of picture relative to top of HTML page\nvar xunitlength; // in pixels, used to convert to user coordinates\nvar yunitlength; // in pixels\nvar origin = [0,0]; // in pixels (default is bottom left corner)\nvar above = \"above\"; // shorthands (to avoid typing quotes)\nvar below = \"below\";\nvar left = \"left\";\nvar right = \"right\";\nvar aboveleft = \"aboveleft\";\nvar aboveright = \"aboveright\";\nvar belowleft = \"belowleft\";\nvar belowright = \"belowright\";\nvar xmin, xmax, ymin, ymax, xscl, yscl, \n xgrid, ygrid, xtick, ytick, initialized;\nvar strokewidth, strokedasharray, stroke, fill, strokeopacity, fillopacity;\nvar fontstyle, fontfamily, fontsize, fontweight, fontstroke, fontfill;\nvar marker, endpoints, dynamic = {};\nvar picture, svgpicture, doc, width, height;\nvar isIE = document.createElementNS==null;\n\n//this is not used! var cpi = \"\\u03C0\", ctheta = \"\\u03B8\"; // character for pi, theta\nvar log = function(x) { return ln(x)/ln(10) };\nvar pi = Math.PI, e = Math.E, ln = Math.log, sqrt = Math.sqrt;\nvar floor = Math.floor, ceil = Math.ceil, abs = Math.abs;\nvar sin = Math.sin, cos = Math.cos, tan = Math.tan;\nvar arcsin = Math.asin, arccos = Math.acos, arctan = Math.atan;\nvar sec = function(x) { return 1/Math.cos(x) };\nvar csc = function(x) { return 1/Math.sin(x) };\nvar cot = function(x) { return 1/Math.tan(x) };\nvar arcsec = function(x) { return arccos(1/x) };\nvar arccsc = function(x) { return arcsin(1/x) };\nvar arccot = function(x) { return arctan(1/x) };\nvar sinh = function(x) { return (Math.exp(x)-Math.exp(-x))/2 };\nvar cosh = function(x) { return (Math.exp(x)+Math.exp(-x))/2 };\nvar tanh = \n function(x) { return (Math.exp(x)-Math.exp(-x))/(Math.exp(x)+Math.exp(-x)) };\nvar sech = function(x) { return 1/cosh(x) };\nvar csch = function(x) { return 1/sinh(x) };\nvar coth = function(x) { return 1/tanh(x) };\nvar arcsinh = function(x) { return ln(x+Math.sqrt(x*x+1)) };\nvar arccosh = function(x) { return ln(x+Math.sqrt(x*x-1)) };\nvar arctanh = function(x) { return ln((1+x)/(1-x))/2 };\nvar sech = function(x) { return 1/cosh(x) };\nvar csch = function(x) { return 1/sinh(x) };\nvar coth = function(x) { return 1/tanh(x) };\nvar arcsech = function(x) { return arccosh(1/x) };\nvar arccsch = function(x) { return arcsinh(1/x) };\nvar arccoth = function(x) { return arctanh(1/x) };\nvar sign = function(x) { return (x==0?0:(x<0?-1:1)) };\n\nfunction factorial(x,n) { // Factorial function\n if (n==null) n=1;\n if (Math.abs(x-Math.round(x*1000000)/1000000)<1e-15)\n x = Math.round(x*1000000)/1000000;\n if (x-Math.floor(x)!=0) return NaN;\n for (var i=x-n; i>0; i-=n) x*=i;\n return (x<0?NaN:(x==0?1:x));\n}\n\nfunction C(x,k) { // Binomial coefficient function\n var res=1;\n for (var i=0; i<k; i++) res*=(x-i)/(k-i);\n return res;\n}\n\nfunction chop(x,n) { // Truncate decimal number to n places after decimal point\n if (n==null) n=0;\n return Math.floor(x*Math.pow(10,n))/Math.pow(10,n);\n}\n\nfunction ran(a,b,n) { // Generate random number in [a,b] with n digits after .\n if (n==null) n=0;\n return chop((b+Math.pow(10,-n)-a)*Math.random()+a,n);\n}\n\nfunction myCreateElementSVG(t) {\n if (isIE) return doc.createElement(t);\n else return doc.createElementNS(\"http://www.w3.org/2000/svg\",t);\n}\n\nfunction getElementsByClass(container, tagName, clsName){\n var list = new Array(0);\n var collection = container.getElementsByTagName(tagName);\n for(var i = 0; i < collection.length; i++)\n if(collection[i].className.slice(0,clsName.length)==clsName)\n list[list.length] = collection[i];\n return list;\n}\n\nfunction showobj(obj) {\n var st=\"\", i;\n for (i in obj) \n st += (obj.getAttribute(i)==null?\"\":\" \"+i+\":\"+obj.getAttribute(i));\n return st;\n}\n\nfunction findPos(obj) { // top-left corner of obj on HTML page in pixel\n var curleft = curtop = 0;\n if (obj.offsetParent) {\n curleft = obj.offsetLeft\n curtop = obj.offsetTop\n while (obj = obj.offsetParent) {\n curleft += obj.offsetLeft\n curtop += obj.offsetTop\n//alert(showobj(obj)+[curleft,curtop])\n }\n }\n return [curleft,curtop];\n}\n\nfunction checkSVG(){\n if (navigator.appName.slice(0,8)==\"Netscape\") \n if (window['SVGElement']) noSVG = null;\n else noSVG = true;\n else if (navigator.appName.slice(0,9)==\"Microsoft\")\n try {\n var oSVG=eval(\"new ActiveXObject('Adobe.SVGCtl.3');\");\n noSVG = null;\n } catch (e) {\n noSVG = true;\n }\n else if (navigator.appName.slice(0,5)==\"Opera\") // works only for 9.50b1\n noSVG = null;\n else noSVG = true;\n//noSVG = true; //uncomment to check\n if (noSVG && notifyIfNoSVG) {\n var msg = \"To view the ASCIIsvg images use Internet Explorer + Adobe SVGviewer or Mozilla Firefox 2.0 or later.\"\n if (alertIfNoSVG)\n alert(msg);\n else return msg;\n }\n}\n\nfunction setText(st,id) { // add text to an existing node with given id\n var node = document.getElementById(id);\n if (node!=null)\n if (node.childNodes.length!=0) node.childNodes[0].nodeValue = st;\n else node.appendChild(document.createTextNode(st));\n}\n\nfunction getX(evt) { // return mouse x-coord in user coordinate system\n var svgroot = evt.target.parentNode;\n pos = findPos(svgroot.parentNode);\n return (evt.clientX+(isIE?0:window.pageXOffset)-pos[0]-svgroot.getAttribute(\"ox\"))/parseFloat(svgroot.getAttribute(\"xunitlength\"));\n}\n\nfunction getY(evt) { // return mouse y-coord in user coordinate system\n var svgroot = evt.target.parentNode;\n pos = findPos(svgroot.parentNode);\n//alert(showobj(svgroot)+svgroot.getAttribute(\"mytop\"))\n return (svgroot.getAttribute(\"height\")-svgroot.getAttribute(\"oy\")-(evt.clientY+(isIE?0:window.pageYOffset)-pos[1]))/parseFloat(svgroot.getAttribute(\"yunitlength\"));\n}\n\nfunction translateandeval(src) { //modify user input to JavaScript syntax\n var errstr;\n // replace plot(f(x),...) with plot(\"f(x)\",...) \n src = src.replace(/plot\\(\\x20*([^\\\"f\\[][^\\n\\r;]+?)\\,/g,\"plot\\(\\\"$1\\\",\");\n src = src.replace(/plot\\(\\x20*([^\\\"f\\[][^\\n\\r;]+)\\)/g,\"plot(\\\"$1\\\")\");\n\n // replace (expr,expr) by [expr,expr] where expr has no (,) in it\n src = src.replace(/([=[(,]\\x20*)\\(([-a-z0-9./+*]+?),([-a-z0-9./+*]+?)\\)/g,\"$1[$2,$3]\");\n//alert(src)\n // insert * between digit and letter e.g. 2x --> 2*x\n src = src.replace(/([0-9])([a-df-zA-Z]|e^)/g,\"$1*$2\");\n src = src.replace(/\\)([\\(0-9a-zA-Z])/g,\"\\)*$1\");\n\n try {\n with (Math) eval(src); // here the svgpicture object is created\n } catch(err) {\n if (err!=\"wait\") {\n//alert(dsvglocation)\n if (typeof err==\"object\") \n errstr = err.name+\" \"+err.message+\" \"+err.number+\" \"+err.description;\n else errstr = err;\n alert(errstr+\"\\n\"+src)\n }\n }\n}\n\nvar lastSlot = 0;\n\nfunction drawPictures() { // main routine; called after webpage has loaded\n var src, id, dsvg, nd, node, ht, index, cols, arr, i, node2;\n var ASbody = document.getElementsByTagName(\"body\")[0];\n pictures = getElementsByClass(ASbody,\"embed\",\"ASCIIsvg\");\n var len = pictures.length;\n if(len==0) return;\n for (index = lastSlot; index < len+lastSlot; index++) {\n width = null; height = null; \n xmin = null; xmax = null; ymin = null; ymax = null;\n xscl = null; xgrid = null; yscl = null; ygrid = null;\n initialized = false;\n picture = pictures[index-lastSlot]; // current picture object\n src = picture.getAttribute(\"script\"); // get the ASCIIsvg code\n if (src==null) src = \"\";\n // insert \"axes()\" if not present ******** experimental\n if (!/axes\\b|initPicture/.test(src)) {\n var i = 0;\n while (/((yscl|ymax|ymin|xscl|xmax|xmin|\\bwidth|\\bheight)\\s*=\\s*-?\\d*(\\d\\.|\\.\\d|\\d)\\d*\\s*;?)/.test(src.slice(i))) i++;\n src = (i==0?\"axes(); \"+src: src.slice(0,i)+src.slice(i).replace(/((scl|max|min|idth|eight)\\s*=\\s*-?\\d*(\\d\\.|\\.\\d|\\d)\\d*\\s*;?)/,\"$1\\naxes();\"));\n }\n ht = picture.getAttribute(\"height\");\n if (isIE) {\n picture.setAttribute(\"wmode\",\"transparent\");\n//alert(\"*\"+picture.getAttribute(\"src\")+dsvglocation);\n//adding d.svg dynamically greates problems in IE...\n// if (picture.getAttribute(\"src\")==\"\") picture.setAttribute(\"src\",dsvglocation+\"d.svg\");\n }\n if (document.getElementById(\"picture\"+(index+1)+\"mml\")==null) {\n picture.parentNode.style.position = \"relative\";\n node = createElementXHTML(\"div\");\n node.style.position = \"absolute\";\n node.style.top = \"0px\";\n node.style.left = \"0px\";\n node.setAttribute(\"id\",\"picture\"+(index+1)+\"mml\");\n picture.parentNode.insertBefore(node,picture.nextSibling);\n }\n if (ht==null) ht =\"\";\n// if (ht!=\"\") defaultborder = 25;\n if (ht==\"\" || src==\"\") \n if (document.getElementById(\"picture\"+(index+1)+\"input\")==null) {\n node = createElementXHTML(\"textarea\");\n arr = src.split(\"\\n\");\n cols = 0;\n for (i=0;i<arr.length;i++) cols = Math.max(cols,arr[i].length);\n node.setAttribute(\"rows\",Math.min(10,arr.length)+1);\n node.setAttribute(\"cols\",Math.max(Math.min(60,cols),20)+5);\n// node.setAttribute(\"style\",\"display:block\");\n if (isIE) src = src.replace(/([^\\r])\\n/g,\"$1\\r\");\n node.appendChild(document.createTextNode(src));\n if (src.indexOf(\"showcode()\")==-1) node.style.display = \"none\";\n node.setAttribute(\"id\",\"picture\"+(index+1)+\"input\");\n picture.parentNode.insertBefore(node,picture.nextSibling);\n picture.parentNode.insertBefore(createElementXHTML(\"br\"),node);\n node2 = createElementXHTML(\"button\");\n node2.setAttribute(\"id\",\"picture\"+(index+1)+\"button\");\n if (isIE) node2.onclick = function() {updatePicture(this)};\n else node2.setAttribute(\"onclick\",\"updatePicture(this)\");\n node2.appendChild(document.createTextNode(\"Update\"));\n if (src.indexOf(\"showcode()\")==-1) node2.style.display = \"none\";\n picture.parentNode.insertBefore(node2,node);\n// picture.parentNode.insertBefore(document.createTextNode(\"ASCII\"),node);\n picture.parentNode.insertBefore(createElementXHTML(\"br\"),node);\n } else src = document.getElementById(\"picture\"+(index+1)+\"input\").value;\n id = picture.getAttribute(\"id\");\n dsvg = picture.getAttribute(\"src\");\n if (id == null || id == \"\") {\n id = \"picture\"+(index+1);\n picture.setAttribute(\"id\",id);\n }\n translateandeval(src);\n }\n lastSlot+=len;\n}\n\nfunction setdefaults() { //called before each graph is evaluated\n strokewidth = defaultstrokewidth;\n stroke = defaultstroke;\n strokeopacity = defaultstrokeopacity;\n strokedasharray = defaultstrokedasharray;\n fill = defaultfill;\n fillopacity = defaultfillopacity;\n fontstyle = defaultfontstyle;\n fontfamily = defaultfontfamily;\n fontsize = defaultfontsize;\n fontweight = defaultfontweight;\n fontstroke = defaultfontstroke;\n fontfill = defaultfontfill;\n marker = defaultmarker;\n endpoints = defaultendpoints;\n}\n\nfunction switchTo(id) { // used by dynamic code to select appropriate graph\n if (id==undefined) return;\n var name = id;\n if (typeof name!=\"string\") name = id.target.parentNode.getAttribute(\"name\");\n picture = document.getElementById(name);\n width = picture.getAttribute(\"width\")-0;\n height = picture.getAttribute(\"height\")-0;\n setdefaults();\n if ((picture.nodeName == \"EMBED\" || picture.nodeName == \"embed\") && isIE) {\n svgpicture = picture.getSVGDocument().getElementById(\"root\");\n doc = picture.getSVGDocument();\n } else {\n svgpicture = picture;\n doc = document;\n }\n xunitlength = parseFloat(svgpicture.getAttribute(\"xunitlength\"));\n yunitlength = parseFloat(svgpicture.getAttribute(\"yunitlength\"));\n xmin = parseFloat(svgpicture.getAttribute(\"xmin\"));\n xmax = parseFloat(svgpicture.getAttribute(\"xmax\"));\n ymin = parseFloat(svgpicture.getAttribute(\"ymin\"));\n ymax = parseFloat(svgpicture.getAttribute(\"ymax\"));\n origin = [svgpicture.getAttribute(\"ox\")-0,svgpicture.getAttribute(\"oy\")-0];\n}\n\nfunction updatePicture(obj) {\n var node, src, id, top, left;\n if (typeof obj==\"object\") id = obj.id.slice(0,-6);\n else id = (typeof obj==\"string\"?obj:\"picture\"+(obj+1));\n src = document.getElementById(id+\"input\").value;\n xmin = null; xmax = null; ymin = null; ymax = null;\n xscl = null; xgrid = null; yscl = null; ygrid = null;\n initialized = false;\n picture = document.getElementById(id);\n translateandeval(src)\n}\n\nfunction changepicturesize(evt,factor) {\n var obj = evt.target;\n var name = obj.parentNode.getAttribute(\"name\");\n var pic = document.getElementById(name);\n var src = document.getElementById(name+\"input\").value;\n if (!/height/.test(src)) src = \"height=0; \"+src;\n if (!/width/.test(src)) src = \"width=0; \"+src;\n src = src.replace(/width\\s*=\\s*\\d+/,\"width=\"+(factor*(pic.getAttribute(\"width\")-0)));\n src = src.replace(/height\\s*=\\s*\\d+/,\"height=\"+(factor*(pic.getAttribute(\"height\")-0)));\n document.getElementById(name+\"input\").value = src;\n//alert(getKey(evt.keycode))\n updatePicture(name);\n}\n\nfunction zoom(evt,factor) {\n switchTo(evt);\n var obj = evt.target;\n var name = obj.parentNode.getAttribute(\"name\");\n var pic = document.getElementById(name);\n var src = document.getElementById(name+\"input\").value;\n var xlen = (xmax-xmin)/2;\n var ylen = (ymax-ymin)/2;\n var xcen = getX(evt), ycen = getY(evt);\n if (!/ymax/.test(src)) src = \"ymax=0; \"+src;\n if (!/ymin/.test(src)) src = \"ymin=0; \"+src;\n if (!/xmax/.test(src)) src = \"xmax=0; \"+src;\n if (!/xmin/.test(src)) src = \"xmin=0; \"+src;\n src = src.replace(/xmin\\s*=\\s*[-\\d.e]+/,\"xmin=\"+(xcen-factor*xlen));\n src = src.replace(/xmax\\s*=\\s*[-\\d.e]+/,\"xmax=\"+(xcen+factor*xlen));\n src = src.replace(/ymin\\s*=\\s*[-\\d.e]+/,\"ymin=\"+(ycen-factor*ylen));\n src = src.replace(/ymax\\s*=\\s*[-\\d.e]+/,\"ymax=\"+(ycen+factor*ylen));\n document.getElementById(name+\"input\").value = src;\n updatePicture(name);\n}\n\nvar sinceFirstClick = 0; // ondblclick simulation from \nvar dblClkTimer; // http://www.enja.org/david/?cat=13 Thanks!\nfunction timer() {\n if(sinceFirstClick<60) {\n sinceFirstClick++;\n setTimeout(\"timer()\",10);\n } else {\n clearTimeout(dblClkTimer);\n dblClkTimer = \"\";\n }\n}\nfunction mClick(evt) {\n if(sinceFirstClick!=0) {\n if(sinceFirstClick <= 40) {\n if (evt.shiftKey) {\n if (evt.altKey) changepicturesize(evt,2);\n else zoom(evt,.5);\n } else if (evt.altKey) zoom(evt,2);//changepicturesize(evt,.5);\n else showHideCode(evt); // do this on dblclick\n clearTimeout(dblClkTimer);\n dblClkTimer = \"\";\n } else {\n clearTimeout(dblClkTimer);\n sinceFirstClick = 0;\n dblClkTimer = setTimeout(\"timer()\",10);\n }\t \n } else {\n sinceFirstClick = 0;\n dblClkTimer = setTimeout(\"timer()\",10);\n }\n}\n\nfunction showHideCode(evt) { // called by onclick event\n// if (evt.getDetail()==2) {//getDetail unfortunately not in Firefox\n var obj=evt.target;\n var name = obj.parentNode.getAttribute(\"name\");\n var node = document.getElementById(name+\"input\");\n node.style.display = (node.style.display == \"none\"?\"\":\"none\");\n var node = document.getElementById(name+\"button\");\n node.style.display = (node.style.display == \"none\"?\"\":\"none\");\n// }\n}\n\nfunction showcode() {} // do nothing\n\nfunction setBorder(x) { border = x } //deprecate\n\nfunction initPicture(x_min,x_max,y_min,y_max) { // set up the graph\n// usually called by axes() or noaxes(), but can be used directly\n if (!initialized) {\n setdefaults();\n initialized = true;\n if (x_min!=null) xmin = x_min;\n if (x_max!=null) xmax = x_max;\n if (y_min!=null) ymin = y_min;\n if (y_max!=null) ymax = y_max;\n if (xmin==null) xmin = defaultxmin;\n if (xmax==null) xmax = defaultxmax;\n if (typeof xmin != \"number\" || typeof xmax != \"number\" || xmin >= xmax) \n alert(\"Picture requires at least two numbers: xmin < xmax\");\n else if (y_max != null && (typeof y_min != \"number\" || \n typeof y_max != \"number\" || y_min >= y_max))\n alert(\"initPicture(xmin,xmax,ymin,ymax) requires numbers ymin < ymax\");\n else {\n if (width==null) {\n width = picture.getAttribute(\"width\");\n if (width==null || width==\"\") width=defaultwidth;\n }\n picture.setAttribute(\"width\",width);\n if (height==null) { \n height = picture.getAttribute(\"height\");\n if (height==null || height==\"\") height=defaultheight;\n }\n picture.setAttribute(\"height\",height);\n xunitlength = (width-2*border)/(xmax-xmin);\n yunitlength = xunitlength;\n//alert(xmin+\" \"+xmax+\" \"+ymin+\" \"+ymax)\n if (ymin==null) {\n origin = [-xmin*xunitlength+border,height/2];\n ymin = -(height-2*border)/(2*yunitlength);\n ymax = -ymin;\n } else {\n if (ymax!=null) yunitlength = (height-2*border)/(ymax-ymin);\n else ymax = (height-2*border)/yunitlength + ymin;\n origin = [-xmin*xunitlength+border,-ymin*yunitlength+border];\n }\n if (isIE) {\n if (picture.FULLSCREEN==undefined) {\n setTimeout('drawPictures()',50);\n throw \"wait\";\n }\n svgpicture = picture.getSVGDocument().getElementById(\"root\");\n if (svgpicture==null) {\n setTimeout('drawPictures()',50);\n throw \"wait\";\n }\n svgpicture = picture.getSVGDocument().getElementById(\"root\");\n while (svgpicture.childNodes.length>0) \n svgpicture.removeChild(svgpicture.lastChild); \n svgpicture.setAttribute(\"width\",width);\n svgpicture.setAttribute(\"height\",height);\n svgpicture.setAttribute(\"name\",picture.getAttribute(\"id\"));\n doc = picture.getSVGDocument();\n } else {\n var qnode = document.createElementNS(\"http://www.w3.org/2000/svg\",\"svg\");\n qnode.setAttribute(\"id\",picture.getAttribute(\"id\"));\n qnode.setAttribute(\"name\",picture.getAttribute(\"id\"));\n// qnode.setAttribute(\"style\",\"display:inline\");\n qnode.setAttribute(\"width\",picture.getAttribute(\"width\"));\n qnode.setAttribute(\"height\",picture.getAttribute(\"height\"));\n picturepos = findPos(picture);\n// qnode.setAttribute(\"xmlns:xlink\",\"http://www.w3.org/1999/xlink\");\n if (picture.parentNode!=null) {\n picture.parentNode.replaceChild(qnode,picture);\n } else {\n svgpicture.parentNode.replaceChild(qnode,svgpicture);\n }\n svgpicture = qnode;\n doc = document;\n }\n var nd = document.getElementById(picture.getAttribute(\"id\")+\"mml\");\n if (nd!=null) // clear out MathML layer\n while (nd.childNodes.length>0) nd.removeChild(nd.lastChild); \n svgpicture.setAttribute(\"xunitlength\",xunitlength);\n svgpicture.setAttribute(\"yunitlength\",yunitlength);\n svgpicture.setAttribute(\"xmin\",xmin);\n svgpicture.setAttribute(\"xmax\",xmax);\n svgpicture.setAttribute(\"ymin\",ymin);\n svgpicture.setAttribute(\"ymax\",ymax);\n svgpicture.setAttribute(\"ox\",origin[0]);\n svgpicture.setAttribute(\"oy\",origin[1]);\n var node = myCreateElementSVG(\"rect\");\n node.setAttribute(\"x\",\"0\");\n node.setAttribute(\"y\",\"0\");\n node.setAttribute(\"width\",width);\n node.setAttribute(\"height\",height);\n node.setAttribute(\"style\",backgroundstyle);\n svgpicture.appendChild(node);\n svgpicture.setAttribute(\"onmousemove\",\"displayCoord(evt)\");\n svgpicture.setAttribute(\"onmouseout\",\"removeCoord(evt)\");\n svgpicture.setAttribute(\"onclick\",\"mClick(evt)\");\n node = myCreateElementSVG(\"text\"); // used for displayCoord\n node.appendChild(doc.createTextNode(\" \"));\n node.setAttribute(\"id\",\"coords\");\n svgpicture.appendChild(node);\n node = myCreateElementSVG(\"text\"); // used for text display\n node.appendChild(doc.createTextNode(\" \"));\n node.setAttribute(\"id\",\"coords\");\n svgpicture.appendChild(node);\n border = defaultborder;\n }\n }\n}\n\n//////////////////////////user graphics commands start/////////////////////////\n\nfunction line(p,q,id,endpts) { // segment connecting points p,q (coordinates in units)\n var node;\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"path\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"d\",\"M\"+(p[0]*xunitlength+origin[0])+\",\"+\n (height-p[1]*yunitlength-origin[1])+\" \"+\n (q[0]*xunitlength+origin[0])+\",\"+(height-q[1]*yunitlength-origin[1]));\n node.setAttribute(\"stroke-width\", strokewidth);\n if (strokedasharray!=null) \n node.setAttribute(\"stroke-dasharray\", strokedasharray);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", fill);\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n if (marker==\"dot\" || marker==\"arrowdot\") {\n ASdot(p,markersize,markerstroke,markerfill);\n if (marker==\"arrowdot\") arrowhead(p,q);\n ASdot(q,markersize,markerstroke,markerfill);\n } else if (marker==\"arrow\") arrowhead(p,q);\n if (endpts==null && endpoints!=\"\") endpts = endpoints;\n if (endpts!=null) {\n if (endpts.indexOf(\"<-\") != -1) arrowhead(q,p);\n if (endpts.indexOf(\"o-\") != -1) dot(p, \"open\");\n if (endpts.indexOf(\"*-\") != -1) dot(p, \"closed\");\n if (endpts.indexOf(\"->\") != -1) arrowhead(p,q);\n if (endpts.indexOf(\"-o\") != -1) dot(q, \"open\");\n if (endpts.indexOf(\"-*\") != -1) dot(q, \"closed\");\n }\n}\n\nfunction path(plist,id,c,endpts) {\n if (c==null) c=\"\";\n var node, st, i;\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"path\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n if (typeof plist == \"string\") st = plist;\n else {\n st = \"M\";\n st += (plist[0][0]*xunitlength+origin[0])+\",\"+\n (height-plist[0][1]*yunitlength-origin[1])+\" \"+c;\n for (i=1; i<plist.length; i++)\n st += (plist[i][0]*xunitlength+origin[0])+\",\"+\n (height-plist[i][1]*yunitlength-origin[1])+\" \";\n }\n node.setAttribute(\"d\", st);\n node.setAttribute(\"stroke-width\", strokewidth);\n if (strokedasharray!=null) \n node.setAttribute(\"stroke-dasharray\", strokedasharray);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", fill);\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n if (marker==\"dot\" || marker==\"arrowdot\")\n for (i=0; i<plist.length; i++)\n if (c!=\"C\" && c!=\"T\" || i!=1 && i!=2)\n ASdot(plist[i],markersize,markerstroke,markerfill);\n if (endpts==null && endpoints!=\"\") endpts = endpoints;\n if (endpts!=null) {\n if (endpts.indexOf(\"<-\") != -1) arrowhead(plist[1],plist[0]);\n if (endpts.indexOf(\"o-\") != -1) dot(plist[0], \"open\");\n if (endpts.indexOf(\"*-\") != -1) dot(plist[0], \"closed\");\n if (endpts.indexOf(\"->\") != -1) arrowhead(plist[plist.length-2],plist[plist.length-1]);\n if (endpts.indexOf(\"-o\") != -1) dot(plist[plist.length-1], \"open\");\n if (endpts.indexOf(\"-*\") != -1) dot(plist[plist.length-1], \"closed\");\n }\n}\n\nfunction curve(plist,id,endpts) {\n path(plist,id,\"T\",endpts);\n}\n\nfunction vector(p,q,id) {\n line(p,q,id,\"\",\"->\");\n}\n\nfunction circle(center,radius,id) { // coordinates in units\n var node;\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"circle\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"cx\",center[0]*xunitlength+origin[0]);\n node.setAttribute(\"cy\",height-center[1]*yunitlength-origin[1]);\n node.setAttribute(\"r\",radius*xunitlength);\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", fill);\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n}\n\nfunction loop(p,d,id) { \n// d is a direction vector e.g. [1,0] means loop starts in that direction\n if (d==null) d=[1,0];\n path([p,[p[0]+d[0],p[1]+d[1]],[p[0]-d[1],p[1]+d[0]],p],id,\"C\");\n if (marker==\"arrow\" || marker==\"arrowdot\") \n arrowhead([p[0]+Math.cos(1.4)*d[0]-Math.sin(1.4)*d[1],\n p[1]+Math.sin(1.4)*d[0]+Math.cos(1.4)*d[1]],p);\n}\n\nfunction arc(start,end,radius,id,largearc) { // coordinates in units\n var node, v;\n//alert([fill, stroke, origin, xunitlength, yunitlength, height])\n if (id!=null) node = doc.getElementById(id);\n if (largearc==null) largearc=0;\n if (radius==null) {\n v=[end[0]-start[0],end[1]-start[1]];\n radius = Math.sqrt(v[0]*v[0]+v[1]*v[1]);\n }\n if (node==null) {\n node = myCreateElementSVG(\"path\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"d\",\"M\"+(start[0]*xunitlength+origin[0])+\",\"+\n (height-start[1]*yunitlength-origin[1])+\" A\"+radius*xunitlength+\",\"+\n radius*yunitlength+\" 0 \"+largearc+\",0 \"+(end[0]*xunitlength+origin[0])+\",\"+\n (height-end[1]*yunitlength-origin[1]));\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", fill);\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n if (marker==\"arrow\" || marker==\"arrowdot\") {\n u = [(end[1]-start[1])/4,(start[0]-end[0])/4];\n v = [(end[0]-start[0])/2,(end[1]-start[1])/2];\n//alert([u,v])\n v = [start[0]+v[0]+u[0],start[1]+v[1]+u[1]];\n } else v=[start[0],start[1]];\n if (marker==\"dot\" || marker==\"arrowdot\") {\n ASdot(start,markersize,markerstroke,markerfill);\n if (marker==\"arrowdot\") arrowhead(v,end);\n ASdot(end,markersize,markerstroke,markerfill);\n } else if (marker==\"arrow\") arrowhead(v,end);\n}\n\nfunction sector(center,start,end,id) { // center,start,end should be isoceles\n var rx = start[0]-center[0], ry = start[1]-center[1];\n arc(start,end,Math.sqrt(rx*rx+ry*ry),id+\"arc\");\n path([end,center,start],id+\"path\");\n}\n\nfunction ellipse(center,rx,ry,id) { // coordinates in units\n var node;\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"ellipse\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"cx\",center[0]*xunitlength+origin[0]);\n node.setAttribute(\"cy\",height-center[1]*yunitlength-origin[1]);\n node.setAttribute(\"rx\",rx*xunitlength);\n node.setAttribute(\"ry\",ry*yunitlength);\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", fill);\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n}\n\nfunction triangle(p,q,r,id) {\n path([p,q,r,p],id)\n}\n\nfunction rect(p,q,id,rx,ry) { // opposite corners in units, rounded by radii\n var node;\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"rect\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"x\",p[0]*xunitlength+origin[0]);\n node.setAttribute(\"y\",height-q[1]*yunitlength-origin[1]);\n node.setAttribute(\"width\",(q[0]-p[0])*xunitlength);\n node.setAttribute(\"height\",(q[1]-p[1])*yunitlength);\n if (rx!=null) node.setAttribute(\"rx\",rx*xunitlength);\n if (ry!=null) node.setAttribute(\"ry\",ry*yunitlength);\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", fill);\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n}\n\nfunction text(p,st,pos,id,fontsty) {\n var dnode, node, dx = 0, dy = fontsize/3, str = st.toString();\n if (/(`|\\$)/.test(str)) { // layer for ASCIIMathML and LaTeXMathML\n dnode = document.getElementById(svgpicture.getAttribute(\"name\")+\"mml\");\n if (dnode!=null) {\n if (id!=null) node = document.getElementById(id);\n if (node==null) {\n//alert(dnode.childNodes.length)\n node = createElementXHTML(\"div\");\n node.setAttribute(\"id\", id);\n node.style.position = \"absolute\";\n dnode.appendChild(node);\n }\n while (node.childNodes.length>0) node.removeChild(node.lastChild); \n node.appendChild(document.createTextNode(str));\n if (/`/.test(str)) AMprocessNode(node); else LMprocessNode(node);\n dx = -node.offsetWidth/2;\n dy = -node.offsetHeight/2;\n if (pos!=null) {\n if (/above/.test(pos)) dy = -node.offsetHeight;\n if (/below/.test(pos)) dy = 0;\n if (/right/.test(pos)) dx = 0;\n if ( /left/.test(pos)) dx = -node.offsetWidth;\n }\n node.style.left = \"\"+(p[0]*xunitlength+origin[0]+dx)+\"px\";\n node.style.top = \"\"+(height-p[1]*yunitlength-origin[1]+dy)+\"px\";\n }\n return p;\n }\n var textanchor = \"middle\"; // regular text goes into SVG\n if (pos!=null) {\n if (/above/.test(pos)) dy = -fontsize/2;\n if (/below/.test(pos)) dy = fontsize-0;\n if (/right/.test(pos)) {textanchor = \"start\"; dx = fontsize/4;}\n if ( /left/.test(pos)) {textanchor = \"end\"; dx = -fontsize/4;}\n }\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"text\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n node.appendChild(doc.createTextNode(str));\n }\n while (node.childNodes.length>1) node.removeChild(node.lastChild); \n node.lastChild.nodeValue = \"\\xA0\"+str+\"\\xA0\";\n node.setAttribute(\"x\",p[0]*xunitlength+origin[0]+dx);\n node.setAttribute(\"y\",height-p[1]*yunitlength-origin[1]+dy);\n node.setAttribute(\"font-style\",(fontsty!=null?fontsty:\n (str.search(/^[a-zA-Z]$/)!=-1?\"italic\":fontstyle)));\n node.setAttribute(\"font-family\",fontfamily);\n node.setAttribute(\"font-size\",fontsize);\n node.setAttribute(\"font-weight\",fontweight);\n node.setAttribute(\"text-anchor\",textanchor);\n if (fontstroke!=\"none\") node.setAttribute(\"stroke\",fontstroke);\n if (fontfill!=\"none\") node.setAttribute(\"fill\",fontfill);\n return p;\n}\n\nfunction mtext(p,st,pos,fontsty,fontsz) { // method for updating text on an svg\n// \"this\" is the text object or the svgpicture object\n var textanchor = \"middle\";\n var dx = 0; var dy = fontsize/3;\n if (pos!=null) {\n if (pos.slice(0,5)==\"above\") dy = -fontsize/2;\n if (pos.slice(0,5)==\"below\") dy = fontsize-0;\n if (pos.slice(0,5)==\"right\" || pos.slice(5,10)==\"right\") {\n textanchor = \"start\";\n dx = fontsize/2;\n }\n if (pos.slice(0,4)==\"left\" || pos.slice(5,9)==\"left\") {\n textanchor = \"end\";\n dx = -fontsize/2;\n }\n }\n var node = this;\n if (this.nodeName==\"svg\") {\n node = myCreateElementSVG(\"text\");\n this.appendChild(node);\n node.appendChild(doc.createTextNode(st));\n }\n node.lastChild.nodeValue = st;\n node.setAttribute(\"x\",p[0]+dx);\n node.setAttribute(\"y\",p[1]+dy);\n node.setAttribute(\"font-style\",(fontsty!=null?fontsty:fontstyle));\n node.setAttribute(\"font-family\",fontfamily);\n node.setAttribute(\"font-size\",(fontsz!=null?fontsz:fontsize));\n node.setAttribute(\"font-weight\",fontweight);\n node.setAttribute(\"text-anchor\",textanchor);\n if (fontstroke!=\"none\") node.setAttribute(\"stroke\",fontstroke);\n if (fontfill!=\"none\") node.setAttribute(\"fill\",fontfill);\n}\n\nfunction image(imgurl,p,w,h,id) { // not working yet\n var node;\n if (id!=null) node = doc.getElementById(id);\n if (node==null) {\n node = myCreateElementSVG(\"image\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"x\",p[0]*xunitlength+origin[0]);\n node.setAttribute(\"y\",height-p[1]*yunitlength-origin[1]);\n node.setAttribute(\"width\",w);\n node.setAttribute(\"height\",h);\n node.setAttribute(\"xlink:href\", imgurl);\n}\n\nfunction ASdot(center,radius,s,f) { // coordinates in units, radius in pixel\n if (s==null) s = stroke; if (f==null) f = fill;\n var node = myCreateElementSVG(\"circle\");\n node.setAttribute(\"cx\",center[0]*xunitlength+origin[0]);\n node.setAttribute(\"cy\",height-center[1]*yunitlength-origin[1]);\n node.setAttribute(\"r\",radius);\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", s);\n node.setAttribute(\"fill\", f);\n svgpicture.appendChild(node);\n}\n\nfunction dot(center, typ, label, pos, id) {\n var node;\n var cx = center[0]*xunitlength+origin[0];\n var cy = height-center[1]*yunitlength-origin[1];\n if (id!=null) node = doc.getElementById(id);\n if (typ==\"+\" || typ==\"-\" || typ==\"|\") {\n if (node==null) {\n node = myCreateElementSVG(\"path\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n if (typ==\"+\") {\n node.setAttribute(\"d\",\n \" M \"+(cx-ticklength)+\" \"+cy+\" L \"+(cx+ticklength)+\" \"+cy+\n \" M \"+cx+\" \"+(cy-ticklength)+\" L \"+cx+\" \"+(cy+ticklength));\n node.setAttribute(\"stroke-width\", .5);\n node.setAttribute(\"stroke\", axesstroke);\n } else {\n if (typ==\"-\") node.setAttribute(\"d\",\n \" M \"+(cx-ticklength)+\" \"+cy+\" L \"+(cx+ticklength)+\" \"+cy);\n else node.setAttribute(\"d\",\n \" M \"+cx+\" \"+(cy-ticklength)+\" L \"+cx+\" \"+(cy+ticklength));\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", stroke);\n }\n } else {\n if (node==null) {\n node = myCreateElementSVG(\"circle\");\n node.setAttribute(\"id\", id);\n svgpicture.appendChild(node);\n }\n node.setAttribute(\"cx\",cx);\n node.setAttribute(\"cy\",cy);\n node.setAttribute(\"r\",dotradius);\n node.setAttribute(\"stroke-width\", strokewidth);\n node.setAttribute(\"stroke\", stroke);\n node.setAttribute(\"fill\", (typ==\"open\"?\"white\":\n (typ==\"closed\"?stroke:markerfill)));\n }\n if (label!=null) \n text(center,label,(pos==null?\"below\":pos),(id==null?id:id+\"label\"))\n}\n\npoint = dot; //alternative name\n\nfunction arrowhead(p,q) { // draw arrowhead at q (in units) add size param\n var up;\n var v = [p[0]*xunitlength+origin[0],height-p[1]*yunitlength-origin[1]];\n var w = [q[0]*xunitlength+origin[0],height-q[1]*yunitlength-origin[1]];\n var u = [w[0]-v[0],w[1]-v[1]];\n var d = Math.sqrt(u[0]*u[0]+u[1]*u[1]);\n if (d > 0.00000001) {\n u = [u[0]/d, u[1]/d];\n up = [-u[1],u[0]];\n var node = myCreateElementSVG(\"path\");\n node.setAttribute(\"d\",\"M \"+(w[0]-15*u[0]-4*up[0])+\" \"+\n (w[1]-15*u[1]-4*up[1])+\" L \"+(w[0]-3*u[0])+\" \"+(w[1]-3*u[1])+\" L \"+\n (w[0]-15*u[0]+4*up[0])+\" \"+(w[1]-15*u[1]+4*up[1])+\" z\");\n node.setAttribute(\"stroke-width\", markerstrokewidth);\n node.setAttribute(\"stroke\", stroke); /* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n node.setAttribute(\"fill\", stroke); /* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */\n node.setAttribute(\"stroke-opacity\", strokeopacity);\n node.setAttribute(\"fill-opacity\", fillopacity);\n svgpicture.appendChild(node); \n }\n}\n\nfunction chopZ(st) {\n var k = st.indexOf(\".\");\n if (k==-1) return st;\n for (var i=st.length-1; i>k && st.charAt(i)==\"0\"; i--);\n if (i==k) i--;\n return st.slice(0,i+1);\n}\n\nfunction grid(dx,dy) { // for backward compatibility\n axes(dx,dy,null,dx,dy)\n}\n\nfunction noaxes() {\n if (!initialized) initPicture();\n}\n\nfunction axes(dx,dy,labels,gdx,gdy) {\n//xscl=x is equivalent to xtick=x; xgrid=x; labels=true;\n var x, y, ldx, ldy, lx, ly, lxp, lyp, pnode, st;\n if (!initialized) initPicture();\n if (typeof dx==\"string\") { labels = dx; dx = null; }\n if (typeof dy==\"string\") { gdx = dy; dy = null; }\n if (xscl!=null) {dx = xscl; gdx = xscl; labels = dx}\n if (yscl!=null) {dy = yscl; gdy = yscl}\n if (xtick!=null) {dx = xtick}\n if (ytick!=null) {dy = ytick}\n dx = (dx==null?xunitlength:dx*xunitlength);\n dy = (dy==null?dx:dy*yunitlength);\n fontsize = Math.min(dx/2,dy/2,16); //alert(fontsize)\n ticklength = fontsize/4;\n if (xgrid!=null) gdx = xgrid;\n if (ygrid!=null) gdy = ygrid;\n if (gdx!=null) {\n gdx = (typeof gdx==\"string\"?dx:gdx*xunitlength);\n gdy = (gdy==null?dy:gdy*yunitlength);\n pnode = myCreateElementSVG(\"path\");\n st=\"\";\n for (x = origin[0]; x<width; x = x+gdx)\n st += \" M\"+x+\",0\"+\" \"+x+\",\"+height;\n for (x = origin[0]-gdx; x>0; x = x-gdx)\n st += \" M\"+x+\",0\"+\" \"+x+\",\"+height;\n for (y = height-origin[1]; y<height; y = y+gdy)\n st += \" M0,\"+y+\" \"+width+\",\"+y;\n for (y = height-origin[1]-gdy; y>0; y = y-gdy)\n st += \" M0,\"+y+\" \"+width+\",\"+y;\n pnode.setAttribute(\"d\",st);\n pnode.setAttribute(\"stroke-width\", .5);\n pnode.setAttribute(\"stroke\", gridstroke);\n pnode.setAttribute(\"fill\", fill);\n svgpicture.appendChild(pnode);\n }\n pnode = myCreateElementSVG(\"path\");\n st=\"M0,\"+(height-origin[1])+\" \"+width+\",\"+\n (height-origin[1])+\" M\"+origin[0]+\",0 \"+origin[0]+\",\"+height;\n for (x = origin[0]+dx; x<width; x = x+dx)\n st += \" M\"+x+\",\"+(height-origin[1]+ticklength)+\" \"+x+\",\"+\n (height-origin[1]-ticklength);\n for (x = origin[0]-dx; x>0; x = x-dx)\n st += \" M\"+x+\",\"+(height-origin[1]+ticklength)+\" \"+x+\",\"+\n (height-origin[1]-ticklength);\n for (y = height-origin[1]+dy; y<height; y = y+dy)\n st += \" M\"+(origin[0]+ticklength)+\",\"+y+\" \"+(origin[0]-ticklength)+\",\"+y;\n for (y = height-origin[1]-dy; y>0; y = y-dy)\n st += \" M\"+(origin[0]+ticklength)+\",\"+y+\" \"+(origin[0]-ticklength)+\",\"+y;\n if (labels!=null) with (Math) {\n ldx = dx/xunitlength;\n ldy = dy/yunitlength;\n lx = (xmin>0 || xmax<0?xmin:0);\n ly = (ymin>0 || ymax<0?ymin:0);\n lxp = (ly==0?\"below\":\"above\");\n lyp = (lx==0?\"left\":\"right\");\n var ddx = floor(1.1-log(ldx)/log(10))+1;\n var ddy = floor(1.1-log(ldy)/log(10))+1;\n for (x = ldx; x<=xmax; x = x+ldx)\n text([x,ly],chopZ(x.toFixed(ddx)),lxp);\n for (x = -ldx; xmin<=x; x = x-ldx)\n text([x,ly],chopZ(x.toFixed(ddx)),lxp);\n for (y = ldy; y<=ymax; y = y+ldy)\n text([lx,y],chopZ(y.toFixed(ddy)),lyp);\n for (y = -ldy; ymin<=y; y = y-ldy)\n text([lx,y],chopZ(y.toFixed(ddy)),lyp);\n }\n fontsize = defaultfontsize;\n pnode.setAttribute(\"d\",st);\n pnode.setAttribute(\"stroke-width\", .5);\n pnode.setAttribute(\"stroke\", axesstroke);\n pnode.setAttribute(\"fill\", fill);\n pnode.setAttribute(\"stroke-opacity\", strokeopacity);\n pnode.setAttribute(\"fill-opacity\", fillopacity);\n svgpicture.appendChild(pnode);\n}\n\nfunction mathjs(st) {\n //translate a math formula to js function notation\n // a^b --> pow(a,b)\n // na --> n*a\n // (...)d --> (...)*d\n // n! --> factorial(n)\n // sin^-1 --> arcsin etc.\n //while ^ in string, find term on left and right\n //slice and concat new formula string\n st = st.replace(/\\s/g,\"\");\n if (st.indexOf(\"^-1\")!=-1) {\n st = st.replace(/sin\\^-1/g,\"arcsin\");\n st = st.replace(/cos\\^-1/g,\"arccos\");\n st = st.replace(/tan\\^-1/g,\"arctan\");\n st = st.replace(/sec\\^-1/g,\"arcsec\");\n st = st.replace(/csc\\^-1/g,\"arccsc\");\n st = st.replace(/cot\\^-1/g,\"arccot\");\n st = st.replace(/sinh\\^-1/g,\"arcsinh\");\n st = st.replace(/cosh\\^-1/g,\"arccosh\");\n st = st.replace(/tanh\\^-1/g,\"arctanh\");\n st = st.replace(/sech\\^-1/g,\"arcsech\");\n st = st.replace(/csch\\^-1/g,\"arccsch\");\n st = st.replace(/coth\\^-1/g,\"arccoth\");\n }\n st = st.replace(/^e$/g,\"(Math.E)\");\n st = st.replace(/^e([^a-zA-Z])/g,\"(Math.E)$1\");\n st = st.replace(/([^a-zA-Z])e/g,\"$1(Math.E)\");\n// st = st.replace(/([^a-zA-Z])e([^a-zA-Z])/g,\"$1(Math.E)$2\");\n st = st.replace(/([0-9])([\\(a-zA-Z])/g,\"$1*$2\");\n st = st.replace(/\\)([\\(0-9a-zA-Z])/g,\"\\)*$1\");\n var i,j,k, ch, nested;\n while ((i=st.indexOf(\"^\"))!=-1) {\n //find left argument\n if (i==0) return \"Error: missing argument\";\n j = i-1;\n ch = st.charAt(j);\n if (ch>=\"0\" && ch<=\"9\") {// look for (decimal) number\n j--;\n while (j>=0 && (ch=st.charAt(j))>=\"0\" && ch<=\"9\") j--;\n if (ch==\".\") {\n j--;\n while (j>=0 && (ch=st.charAt(j))>=\"0\" && ch<=\"9\") j--;\n }\n } else if (ch==\")\") {// look for matching opening bracket and function name\n nested = 1;\n j--;\n while (j>=0 && nested>0) {\n ch = st.charAt(j);\n if (ch==\"(\") nested--;\n else if (ch==\")\") nested++;\n j--;\n }\n while (j>=0 && (ch=st.charAt(j))>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\")\n j--;\n } else if (ch>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\") {// look for variable\n j--;\n while (j>=0 && (ch=st.charAt(j))>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\")\n j--;\n } else { \n return \"Error: incorrect syntax in \"+st+\" at position \"+j;\n }\n //find right argument\n if (i==st.length-1) return \"Error: missing argument\";\n k = i+1;\n ch = st.charAt(k);\n if (ch>=\"0\" && ch<=\"9\" || ch==\"-\") {// look for signed (decimal) number\n k++;\n while (k<st.length && (ch=st.charAt(k))>=\"0\" && ch<=\"9\") k++;\n if (ch==\".\") {\n k++;\n while (k<st.length && (ch=st.charAt(k))>=\"0\" && ch<=\"9\") k++;\n }\n } else if (ch==\"(\") {// look for matching closing bracket and function name\n nested = 1;\n k++;\n while (k<st.length && nested>0) {\n ch = st.charAt(k);\n if (ch==\"(\") nested++;\n else if (ch==\")\") nested--;\n k++;\n }\n } else if (ch>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\") {// look for variable\n k++;\n while (k<st.length && (ch=st.charAt(k))>=\"a\" && ch<=\"z\" ||\n ch>=\"A\" && ch<=\"Z\") k++;\n } else { \n return \"Error: incorrect syntax in \"+st+\" at position \"+k;\n }\n st = st.slice(0,j+1)+\"Math.pow(\"+st.slice(j+1,i)+\",\"+st.slice(i+1,k)+\")\"+\n st.slice(k);\n }\n while ((i=st.indexOf(\"!\"))!=-1) {\n //find left argument\n if (i==0) return \"Error: missing argument\";\n j = i-1;\n ch = st.charAt(j);\n if (ch>=\"0\" && ch<=\"9\") {// look for (decimal) number\n j--;\n while (j>=0 && (ch=st.charAt(j))>=\"0\" && ch<=\"9\") j--;\n if (ch==\".\") {\n j--;\n while (j>=0 && (ch=st.charAt(j))>=\"0\" && ch<=\"9\") j--;\n }\n } else if (ch==\")\") {// look for matching opening bracket and function name\n nested = 1;\n j--;\n while (j>=0 && nested>0) {\n ch = st.charAt(j);\n if (ch==\"(\") nested--;\n else if (ch==\")\") nested++;\n j--;\n }\n while (j>=0 && (ch=st.charAt(j))>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\")\n j--;\n } else if (ch>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\") {// look for variable\n j--;\n while (j>=0 && (ch=st.charAt(j))>=\"a\" && ch<=\"z\" || ch>=\"A\" && ch<=\"Z\")\n j--;\n } else { \n return \"Error: incorrect syntax in \"+st+\" at position \"+j;\n }\n st = st.slice(0,j+1)+\"factorial(\"+st.slice(j+1,i)+\")\"+st.slice(i+1);\n }\n return st;\n}\n\nfunction plot(fun,x_min,x_max,points,id,endpts) {\n var pth = [];\n var f = function(x) { return x }, g = fun;\n var name = null;\n if (typeof fun==\"string\") \n eval(\"g = function(x){ with(Math) return \"+mathjs(fun)+\" }\");\n else if (typeof fun==\"object\") {\n eval(\"f = function(t){ with(Math) return \"+mathjs(fun[0])+\" }\");\n eval(\"g = function(t){ with(Math) return \"+mathjs(fun[1])+\" }\");\n }\n if (typeof x_min==\"string\") { name = x_min; x_min = xmin }\n else name = id;\n var min = (x_min==null?xmin:x_min);\n var max = (x_max==null?xmax:x_max);\n var inc = max-min-0.000001*(max-min);\n inc = (points==null?inc/200:inc/points);\n var gt;\n//alert(typeof g(min))\n for (var t = min; t <= max; t += inc) {\n gt = g(t);\n if (!(isNaN(gt)||Math.abs(gt)==\"Infinity\")) pth[pth.length] = [f(t), gt];\n }\n path(pth,name,null,endpts);\n return pth;\n}\n\n// make polar plot\n\n// make Riemann sums\n\nfunction slopefield(fun,dx,dy) {\n var g = fun;\n if (typeof fun==\"string\") \n eval(\"g = function(x,y){ with(Math) return \"+mathjs(fun)+\" }\");\n var gxy,x,y,u,v,dz;\n if (dx==null) dx=1;\n if (dy==null) dy=1;\n dz = Math.sqrt(dx*dx+dy*dy)/6;\n var x_min = Math.ceil(xmin/dx);\n var y_min = Math.ceil(ymin/dy);\n for (x = x_min; x <= xmax; x += dx)\n for (y = y_min; y <= ymax; y += dy) {\n gxy = g(x,y);\n if (!isNaN(gxy)) {\n if (Math.abs(gxy)==\"Infinity\") {u = 0; v = dz;}\n else {u = dz/Math.sqrt(1+gxy*gxy); v = gxy*u;}\n line([x-u,y-v],[x+u,y+v]);\n }\n }\n}\n\n///////////////////////user graphics commands end here/////////////////////////\n\nfunction show_props(obj) {\n var result = \"\";\n for (var i=0; i< obj.childNodes.length; i++)\n result += obj.childNodes.item(i) + \"\\n\";\n return result;\n}\n\nfunction displayCoord(evt) {\n if (showcoordinates) {\n var svgroot = evt.target.parentNode;\n var nl = svgroot.childNodes;\n for (var i=0; i<nl.length && nl.item(i).nodeName!=\"text\"; i++);\n var cnode = nl.item(i);\n cnode.mtext = mtext;\n cnode.mtext([svgroot.getAttribute(\"width\")-(-7),svgroot.getAttribute(\"height\")-7],\"(\"+getX(evt).toFixed(2)+\", \"+getY(evt).toFixed(2)+\")\", \"left\", \"\", \"11\");\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */ }\n}\n\nfunction removeCoord(evt) {\n var svgroot = evt.target.parentNode;\n var nl = svgroot.childNodes;\n for (var i=0; i<nl.length && nl.item(i).nodeName!=\"text\"; i++);\n var cnode = nl.item(i);\n cnode.mtext = mtext;\n cnode.mtext([svgroot.getAttribute(\"width\")-0,svgroot.getAttribute(\"height\")-0],\"\", \"aboveleft\", \"\");\n/* ASCIIMathML.js - copyright Peter Jipsen, released under the GPL\nSee http://www1.chapman.edu/~jipsen/mathml/asciimath.html/ */}\n\nfunction initASCIIMathCalculators(li) {\n var i;\n for (i=0; i<li.length; i++) {\n li[i].innerHTML = calcstr;\n AMprocessNode(li[i]);\n }\n li = document.getElementsByTagName(\"textarea\");\n var st;\n for (i=0; i<li.length; i++) {\n st = li[i].getAttribute(\"onkeyup\");\n if (st!=null) eval(String(st).replace(/function anonymous\\(\\)/,\"\"));\n }\n}\n\nfunction calculate(inputId,outputId) {\n var str = document.getElementById(inputId).value;\n var err = \"\";\n var ind = str.lastIndexOf(\"\\n\");\n if (ind==str.length-1) str = str.slice(0,ind);\n str = str.slice(str.lastIndexOf(\"\\n\")+1);\n try {\n var res = eval(mathjs(str));\n } catch(e) {\n err = \"syntax incomplete\";\n }\n if (!isNaN(res) && res!=\"Infinity\") \n str = \"`\"+str+\" =` \"+(Math.abs(res-Math.round(res*1000000)/1000000)<1e-15?Math.round(res*1000000)/1000000:res)+err; \n else if (str!=\"\") str = \"`\"+str+\"` = undefined\"; //debug:+mathjs(str);\n var outnode = document.getElementById(outputId);\n var n = outnode.childNodes.length;\n for (var i=0; i<n; i++)\n outnode.removeChild(outnode.firstChild);\n outnode.appendChild(document.createTextNode(str));\n AMprocessNode(outnode);\n}\n\nfunction append(st){\n document.getElementById('in').value+=st;\n calculate('in','out');\n document.getElementById('in').scrollTop = 1000;\n document.getElementById('in').focus();\n}\n\nfunction clearTextArea(){\n document.getElementById('in').value=\"\";\n calculate('in','out');\n document.getElementById('in').focus();\n}\n\nvar calcstr = \"<table align=\\\"center\\\">\\n<tr><th>\\nASCIIMath Scientific Calculator\\n</th></tr>\\n<tr><td>\\nClick in the box to use your keyboard or use the buttons\\n</td></tr>\\n<tr><td>\\n<textarea id=\\\"in\\\" rows=\\\"3\\\" cols=\\\"40\\\" onkeyup=\\\"calculate('in','out')\\\"></textarea></td></tr>\\n<tr><td height=\\\"50\\\">Result: <span id=\\\"out\\\"></span></td></tr>\\n</table>\\n<table align=\\\"center\\\" cellspacing=\\\"0\\\" cellpadding=\\\"0\\\">\\n<tbody align=\\\"center\\\">\\n<tr>\\n<td colspan=\\\"4\\\">\\n<button onclick=\\\"append('sin^-1(')\\\"><font size=2>`sin^-1`</font></button><button onclick=\\\"append('cos^-1(')\\\"><font size=2>`cos^-1`</font></button><button onclick=\\\"append('tan^-1(')\\\"><font size=2>`tan^-1`</font></button></td>\\n<td><button onclick=\\\"clearTextArea()\\\"> `C` </button></td>\\n\\n</tr>\\n<tr>\\n<td><button onclick=\\\"append('pi')\\\"> `pi` </button></td>\\n<td><button onclick=\\\"append('sin(')\\\"> `sin`</button></td>\\n<td><button onclick=\\\"append('cos(')\\\"> `cos`</button></td>\\n<td><button onclick=\\\"append('tan(')\\\"> `tan`</button></td>\\n<td><button onclick=\\\"append('^')\\\">`x^y`</button></td>\\n</tr>\\n<tr>\\n<td><button onclick=\\\"append('!')\\\"> `!` </button></td>\\n\\n<td><button onclick=\\\"append('(')\\\"><font size=2> `(` </font></button></td>\\n<td><button onclick=\\\"append(')')\\\"><font size=2> `)` </font></button></td>\\n<td><button onclick=\\\"append('sqrt(')\\\"><font size=2>`sqrt({::}^\\ )`</font></button></td>\\n<td><button onclick=\\\"append('/')\\\"> `-:\\ `</button></td>\\n</tr>\\n<tr>\\n<td><button onclick=\\\"append('log(')\\\">`log`</button></td>\\n<td><button onclick=\\\"append('7')\\\"> `7` </button></td>\\n<td><button onclick=\\\"append('8')\\\"> `8` </button></td>\\n\\n<td><button onclick=\\\"append('9')\\\"> `9` </button></td>\\n<td><button onclick=\\\"append('*')\\\"> `times` </button></td>\\n</tr>\\n<tr>\\n<td><button onclick=\\\"append('ln(')\\\"> `ln` </button></td>\\n<td><button onclick=\\\"append('4')\\\"> `4` </button></td>\\n<td><button onclick=\\\"append('5')\\\"> `5` </button></td>\\n<td><button onclick=\\\"append('6')\\\"> `6` </button></td>\\n\\n<td><button onclick=\\\"append('-')\\\"> `-{::}` </button></td>\\n</tr>\\n<tr>\\n<td><button onclick=\\\"append('e')\\\"> `e` </button></td>\\n<td><button onclick=\\\"append('1')\\\"> `1` </button></td>\\n<td><button onclick=\\\"append('2')\\\"> `2` </button></td>\\n<td><button onclick=\\\"append('3')\\\"> `3` </button></td>\\n<td><button onclick=\\\"append('+')\\\"> `+{::}` </button></td>\\n\\n</tr>\\n<tr>\\n<td> <!--button onclick=\\\"append('pi')\\\"> `pi` </button--></td>\\n<td><button onclick=\\\"append('0')\\\"> `0` </button></td>\\n<td><button onclick=\\\"append('.')\\\"> `.` </button></td>\\n<td><button onclick=\\\"append('\\\\n')\\\"> `\\\"ent\\\"`</button></td>\\n</tr>\\n</tbody>\\n</table>\";\n\n// GO1.1 Generic onload by Brothercake\n// http://www.brothercake.com/\n//onload function (replaces the onload=\"translate()\" in the <body> tag)\nfunction generic()\n{\n if(!init()) return;\n if (translateOnLoad) {\n var nd = document.getElementById(\"processasciimathinmoodle\");\n if (nd!=null) dsvglocation = nd.className;\n if (nd!=null || !checkforprocessasciimathinmoodle) {\n translate();\n if (!noSVG && translateASCIIsvg) drawPictures();\n }\n var li = getElementsByClass(document,\"div\",\"ASCIIMathCalculator\");\n if (!noMathML && li.length>0) initASCIIMathCalculators(li);\n }\n};\n//setup onload function\nif(typeof window.addEventListener != 'undefined')\n{\n //.. gecko, safari, konqueror and standard\n window.addEventListener('load', generic, false);\n}\nelse if(typeof document.addEventListener != 'undefined')\n{\n //.. opera 7\n document.addEventListener('load', generic, false);\n}\nelse if(typeof window.attachEvent != 'undefined')\n{\n //.. win/ie\n window.attachEvent('onload', generic);\n}\n//** remove this condition to degrade older browsers\nelse\n{\n //.. mac/ie5 and anything else that gets this far\n //if there's an existing onload function\n if(typeof window.onload == 'function')\n {\n //store it\n var existing = onload;\n //add new onload handler\n window.onload = function()\n {\n //call existing onload function\n existing();\n //call generic onload function\n generic();\n };\n }\n else\n {\n //setup onload function\n window.onload = generic;\n }\n}\n</script>\n"