public unAddopTermAST(addopAST a, termAST t) { addop = a; term = t; }
public exprNegativaTermAST(termAST t) { term = t; }
public expreSoloTermAST(termAST t) { term=t; }
public exprAddopTermAST(termAST t, listAddopTermAST l) { listAddopTerm = l; term = t; }
public exprNegativaTermAST(termAST t) { term = t; }
public exprNegativaAddopTermAST(listAddopTermAST l, termAST t) { listAddopTerm = l; term = t; }
public expreSoloTermAST(termAST t) { term = t; }
public exprNegativaAddopTermAST(listAddopTermAST l, termAST t) { listAddopTerm = l; term = t; }