public static String latexPreProcessing ( String latex ) { LOG . debug ( " Pre-Processing for: " + latex ) ; if ( latex . contains ( "subarray" ) ) { latex = latex . replaceAll ( "subarray" , "array" ) ; LOG . trace ( " Eval replacement of subarray: " + latex ) ; } latex = latex . replaceAll ( POM_BUG_AVOIDANCE_UNDERSCORE , "_{$1}" ) ; LOG . trace ( "Surround underscore: " + latex ) ; latex = latex . replaceAll ( SINGLE_AND , TMP_SINGLE_AND ) ; latex = HtmlEscape . unescapeHtml ( latex ) ; latex = latex . replaceAll ( TMP_SINGLE_AND , " & " ) ; LOG . trace ( "HTML Unescaped: " + latex ) ; latex = latex . replaceAll ( LATEX_COMMENTED_LINEBREAK , "" ) ; LOG . trace ( "Commented linebreaks: " + latex ) ; latex = latex . replaceAll ( ELEMINATE_ENDINGS , "" ) ; latex = latex . replaceAll ( ELEMINATE_STARTS , "" ) ; latex = latex . replaceAll ( ELEMINATE_SIMPLE_STARTS , "" ) ; latex = latex . replaceAll ( ELEMINATE_SIMPLE_ENDS , "" ) ; LOG . trace ( "Replace bad end/start:" + latex ) ; LOG . debug ( "Finalize Pre-Processing for POM-Tagger: " + latex ) ; return latex ; }
Pre processing mathematical latex expressions with several methods .