--- a/Nominal/Nominal2_Base.thy Thu Dec 15 16:20:11 2011 +0000
+++ b/Nominal/Nominal2_Base.thy Thu Dec 15 16:20:42 2011 +0000
@@ -2312,6 +2312,9 @@
qed
qed
+
+
+
lemma supp_perm_perm_eq:
assumes a: "\<forall>a \<in> supp x. p \<bullet> a = q \<bullet> a"
shows "p \<bullet> x = q \<bullet> x"