question: @ Override public Enumeration < Option > listOptions ( ) { Vector < Option > result = new Vector < Option > ( ) ; result . addElement ( new Option ( "\tThe Exponent to use.\n" + "\t(default: 1.0)" , "E" , 1 , "-E <num>" ) ) ; result . addElement ( new Option ( "\tUse lower-order terms.\n" + "\t(default: no)" , "L" , 0 , "-L" ) ) ; result . addAll ( Collections . list ( super . listOptions ( ) ) ) ; return result . elements ( ) ; }
target:  Returns an enumeration describing the available options.