avoid duplicated simp add option
authorhaftmann
Thu Aug 18 14:01:06 2011 +0200 (2011-08-18)
changeset 442797496258e44e4
parent 44278 1220ecb81e8f
child 44280 4846f3f320d9
avoid duplicated simp add option
src/HOL/Equiv_Relations.thy
     1.1 --- a/src/HOL/Equiv_Relations.thy	Thu Aug 18 13:55:26 2011 +0200
     1.2 +++ b/src/HOL/Equiv_Relations.thy	Thu Aug 18 14:01:06 2011 +0200
     1.3 @@ -413,7 +413,7 @@
     1.4  
     1.5  lemma equivpI:
     1.6    "reflp R \<Longrightarrow> symp R \<Longrightarrow> transp R \<Longrightarrow> equivp R"
     1.7 -  by (auto simp add: mem_def elim: reflpE sympE transpE simp add: equivp_def)
     1.8 +  by (auto elim: reflpE sympE transpE simp add: equivp_def mem_def)
     1.9  
    1.10  lemma equivpE:
    1.11    assumes "equivp R"