src/HOL/BNF/Tools/bnf_gfp_tactics.ML
changeset 52911 fe4c2418f069
parent 52749 ed416f4ac34e
child 52912 bdd610910e2c
--- a/src/HOL/BNF/Tools/bnf_gfp_tactics.ML	Thu Aug 08 12:01:02 2013 +0200
+++ b/src/HOL/BNF/Tools/bnf_gfp_tactics.ML	Thu Aug 08 14:48:19 2013 +0200
@@ -1114,9 +1114,9 @@
            rtac conjI, rtac refl, rtac refl]) ks]) 1
   end
 
-fun mk_dtor_map_unique_tac unfold_unique map_comps {context = ctxt, prems = _} =
+fun mk_dtor_map_unique_tac unfold_unique sym_map_comps {context = ctxt, prems = _} =
   rtac unfold_unique 1 THEN
-  unfold_thms_tac ctxt (map (fn thm => thm RS sym) map_comps @ @{thms o_assoc id_o o_id}) THEN
+  unfold_thms_tac ctxt (sym_map_comps @ @{thms o_assoc id_o o_id}) THEN
   ALLGOALS (etac sym);
 
 fun mk_col_natural_tac cts rec_0s rec_Sucs dtor_maps set_mapss