/*
 * @(#)$Id: hd1,v 1.1 1994/09/16 09:38:16 dream Exp $
 *
 * $Log: hd1,v $
 * Revision 1.1  1994/09/16 09:38:16  dream
 * Initial revision
 *
 */

problem([]==>hd(nil)=0 in int,
simplify then repeat intro,axiom,
[
]).
