src/HOL/subset.thy
author nipkow
Thu, 16 Nov 1995 19:50:40 +0100
changeset 1334 32a9fde85699
parent 923 ff1574a81019
child 1475 7f5a4cd08209
permissions -rw-r--r--
added rev_contrapos

(*  Title: 	HOL/subset.thy
    ID:         $Id$
    Author: 	Lawrence C Paulson, Cambridge University Computer Laboratory
    Copyright   1994  University of Cambridge
*)

subset = Fun