public SExpression(BigInteger n) { car = this; cdr = this; atom = true; number = true; printValue = n.toString(); nValue = n; stack = new Stack(); bind(this); }
public SExpression(String s) { car = this; cdr = this; atom = true; number = false; printValue = new String(s); nValue = BigInteger.valueOf(0); stack = new Stack(); bind(this); }