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Nominal/Nominal2_FSet.thy
changeset 2559 add799cf0817
parent 2550 551c5a8b6b2c
child 2565 6bf332360510 
--- a/Nominal/Nominal2_FSet.thy	Wed Nov 10 13:40:46 2010 +0000
+++ b/Nominal/Nominal2_FSet.thy	Wed Nov 10 13:46:21 2010 +0000
@@ -6,6 +6,7 @@
 
 lemma permute_fset_rsp[quot_respect]:
   shows "(op = ===> list_eq ===> list_eq) permute permute"
+  unfolding fun_rel_def
   by (simp add: set_eqvt[symmetric])
 
 instantiation fset :: (pt) pt
nominal2