src/HOLCF/IOA/NTP/Packet.ML
author wenzelm
Tue, 27 May 1997 15:45:07 +0200
changeset 3362 0b268cff9344
parent 3073 88366253a09a
child 4098 71e05eb27fb6
permissions -rw-r--r--
NJ 1.09.2x as factory default!

(*  Title:      HOL/IOA/NTP/Packet.ML
    ID:         $Id$
    Author:     Tobias Nipkow & Konrad Slind
    Copyright   1994  TU Muenchen

Packets
*)


(* Instantiation of a tautology? *)
goal Packet.thy "!x. x = packet --> hdr(x) = hdr(packet)";
 by (simp_tac (!simpset addsimps [Packet.hdr_def]) 1);
qed "eq_packet_imp_eq_hdr"; 

Addsimps [Packet.hdr_def,Packet.msg_def];