changeset 252 | a4dc62a46ee4 |
parent 251 | f04b33ce250f |
child 253 | 132634d24019 |
--- a/Finite.thy Tue Oct 24 14:59:17 1995 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,17 +0,0 @@ -(* Title: HOL/Finite.thy - ID: $Id$ - Author: Lawrence C Paulson, Cambridge University Computer Laboratory - Copyright 1994 University of Cambridge - -Finite powerset operator -*) - -Finite = Lfp + -consts Fin :: "'a set => 'a set set" - -inductive "Fin(A)" - intrs - emptyI "{} : Fin(A)" - insertI "[| a: A; b: Fin(A) |] ==> insert(a,b) : Fin(A)" - -end