src/HOL/HOLCF/Library/List_Predomain.thy

--- a/src/HOL/HOLCF/Library/List_Predomain.thy	Mon Dec 20 09:41:55 2010 -0800
+++ b/src/HOL/HOLCF/Library/List_Predomain.thy	Mon Dec 20 09:48:16 2010 -0800
@@ -139,7 +139,7 @@
   where "list_map f \<equiv> Abs_cfun (map (Rep_cfun f))"
 
 lemma list_map_ID [domain_map_ID]: "list_map ID = ID"
-by (simp add: ID_def cfun_eq_iff Abs_cfun_inverse2)
+by (simp add: ID_def)
 
 lemma deflation_list_map [domain_deflation]:
   "deflation d \<Longrightarrow> deflation (list_map d)"