diff -r 2205b572bc9b -r e25b0fff0dd2 Nominal/Ex/ExPS7.thy
--- a/Nominal/Ex/ExPS7.thy	Tue May 11 17:16:57 2010 +0200
+++ b/Nominal/Ex/ExPS7.thy	Tue May 11 18:20:25 2010 +0200
@@ -28,8 +28,6 @@
 thm exp_lrb_lrbs.eq_iff
 thm exp_lrb_lrbs.supp
 
-declare permute_exp_raw_permute_lrb_raw_permute_lrbs_raw.simps[eqvt]
-
 equivariance alpha_exp_raw
 
 end