--- a/src/HOL/Lfp.thy Tue May 09 10:43:19 1995 +0200
+++ b/src/HOL/Lfp.thy Tue May 09 22:10:08 1995 +0200
@@ -6,7 +6,7 @@
The Knaster-Tarski Theorem
*)
-Lfp = mono +
+Lfp = mono + Prod +
consts lfp :: "['a set=>'a set] => 'a set"
defs
(*least fixed point*)