src/HOL/BNF_Def.thy
changeset 63092 a949b2a5f51d
parent 62329 9f7fa08d2307
child 63714 b62f4f765353
--- a/src/HOL/BNF_Def.thy	Fri May 13 20:22:02 2016 +0200
+++ b/src/HOL/BNF_Def.thy	Fri May 13 20:24:10 2016 +0200
@@ -248,7 +248,7 @@
   by (simp add: eq_onp_def)
 
 lemma eq_onp_same_args: "eq_onp P x x = P x"
-  using assms by (auto simp add: eq_onp_def)
+  by (auto simp add: eq_onp_def)
 
 lemma eq_onp_eqD: "eq_onp P = Q \<Longrightarrow> P x = Q x x"
   unfolding eq_onp_def by blast