--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/HOL/Finite.thy	Fri Mar 03 12:02:25 1995 +0100
@@ -0,0 +1,17 @@
+(*  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