The variable that is created and added to the parser. The default name of this variable is "x", but that can be changed using the "Variable" applet param. The variable is created in the setUpParser() method.
Definition at line 73 of file GenericGraphApplet.java.
Referenced by EpsilonDelta::doLoadExample(), setUpBottomPanel(), EpsilonDelta::setUpCanvas(), and setUpParser().