--- a/Nominal/Ex/ExPS3.thy	Tue May 11 14:58:46 2010 +0100
+++ b/Nominal/Ex/ExPS3.thy	Tue May 11 17:16:57 2010 +0200
@@ -36,7 +36,6 @@
 thm exp_pat.supp(1-2)
 
 declare permute_exp_raw_permute_pat_raw.simps[eqvt]
-declare alpha_gen_eqvt[eqvt]
 
 equivariance alpha_exp_raw