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src/HOL/UNITY/Transformers.thy
changeset 44890 22f665a2e91c
parent 44106 0e018cbcc0de
child 46911 6d2a2f0e904e 
--- a/src/HOL/UNITY/Transformers.thy	Sun Sep 11 22:56:05 2011 +0200
+++ b/src/HOL/UNITY/Transformers.thy	Mon Sep 12 07:55:43 2011 +0200
@@ -440,7 +440,7 @@
 apply (rule subsetI)  
 apply (erule wens_set.induct)
   txt{*Basis*} 
-  apply (fastsimp simp add: wens_single_finite_def)
+  apply (fastforce simp add: wens_single_finite_def)
  txt{*Wens inductive step*}
  apply (case_tac "acta = Id", simp)
  apply (simp add: wens_single_eq)
isabelle