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src/HOL/Fun_Def.thy
changeset 56248 67dc9549fa15
parent 55968 94242fa87638
child 56643 41d3596d8a64 
--- a/src/HOL/Fun_Def.thy	Fri Mar 21 22:54:16 2014 +0100
+++ b/src/HOL/Fun_Def.thy	Sat Mar 22 08:37:43 2014 +0100
@@ -144,7 +144,7 @@
   unfolding Let_def by blast
 
 lemmas [fundef_cong] =
-  if_cong image_cong INT_cong UN_cong
+  if_cong image_cong INF_cong SUP_cong
   bex_cong ball_cong imp_cong map_option_cong Option.bind_cong
 
 lemma split_cong [fundef_cong]:
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