/*
 * @(#)$Id: double2,v 1.1 1994/09/16 09:38:16 dream Exp $
 *
 * $Log: double2,v $
 * Revision 1.1  1994/09/16 09:38:16  dream
 * Initial revision
 *
 */

problem([]==>n:pnat=>double(s(n))=s(s(double(n)))in pnat,
repeat dequantify_once,lambda(n,_7865),
[problem([n:pnat]==>double(s(n))=s(s(double(n)))in pnat,
 simplify then equality then repeat intro,axiom,
 [
 ]) ext _7865
]).
