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Nominal/Ex/ExLetRec.thy
changeset 2120 2786ff1df475
parent 2105 e25b0fff0dd2 
--- a/Nominal/Ex/ExLetRec.thy	Wed May 12 16:33:50 2010 +0100
+++ b/Nominal/Ex/ExLetRec.thy	Wed May 12 16:59:53 2010 +0100
@@ -32,7 +32,6 @@
 thm trm_lts.supp
 thm trm_lts.fv[simplified trm_lts.supp]
 
-equivariance alpha_trm_raw
 
 (* why is this not in HOL simpset? *)
 lemma set_sub: "{a, b} - {b} = {a} - {b}"
nominal2