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src/HOL/GCD.thy
changeset 58776 95e58e04e534
parent 58770 ae5e9b4f8daf
child 58787 af9eb5e566dd 
--- a/src/HOL/GCD.thy	Fri Oct 24 15:07:49 2014 +0200
+++ b/src/HOL/GCD.thy	Fri Oct 24 15:07:51 2014 +0200
@@ -1049,7 +1049,7 @@
       apply (subst mod_div_equality [of m n, symmetric])
       (* applying simp here undoes the last substitution!
          what is procedure cancel_div_mod? *)
-      apply (simp only: field_simps of_nat_add of_nat_mult)
+      apply (simp only: NO_MATCH_def field_simps of_nat_add of_nat_mult)
       done
 qed
isabelle