X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2Ftests%2Fsimpl.ma;h=8b0f1a6a0196ab225cf00b546f12e52d019aaff7;hb=cb7af66937e8c72ae6ea6694350a0c86f3e6ccf9;hp=887566f5895fabc3b08b620edf4d3ced391b5272;hpb=03b76418d261acfb3b33d64283ea0269ba596859;p=helm.git

diff --git a/helm/matita/tests/simpl.ma b/helm/matita/tests/simpl.ma
index 887566f58..8b0f1a6a0 100644
--- a/helm/matita/tests/simpl.ma
+++ b/helm/matita/tests/simpl.ma
@@ -4,5 +4,9 @@ theorem a :
  \forall A:Set.
  \forall x,y : A.
  not (x = y) \to not(y = x).
-intro.
-simplify in hyp not(x=y).
+intros.
+simplify.
+intro. apply H.
+symmetry.
+exact H1.
+qed.
\ No newline at end of file