question: public void reset ( String latex ) { parseString = new StringBuffer ( latex ) ; len = parseString . length ( ) ; formula . root = null ; pos = 0 ; spos = 0 ; line = 0 ; col = 0 ; group = 0 ; insertion = false ; atIsLetter = 0 ; arrayMode = false ; ignoreWhiteSpace = true ; firstpass ( ) ; }
target:  Reset the parser with a new latex expression