--- a/Nominal/Ex/TypeSchemes.thy	Tue May 11 14:58:46 2010 +0100
+++ b/Nominal/Ex/TypeSchemes.thy	Tue May 11 17:16:57 2010 +0200
@@ -15,7 +15,6 @@
 lemmas ty_tys_supp = ty_tys.fv[simplified ty_tys.supp]
 
 declare permute_ty_raw_permute_tys_raw.simps[eqvt]
-declare alpha_gen_eqvt[eqvt]
 equivariance alpha_ty_raw