X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2Ftests%2Fsimpl.ma;h=1001d2351f0b97a50da92ef8a48cad25b17b4c47;hb=4167cea65ca58897d1a3dbb81ff95de5074700cc;hp=75a1693f41d6b15f8afd82422f2b1dd678628748;hpb=fb94e5a71be508516514dfe50528ccfb3cd2da91;p=helm.git

diff --git a/helm/matita/tests/simpl.ma b/helm/matita/tests/simpl.ma
index 75a1693f4..1001d2351 100644
--- a/helm/matita/tests/simpl.ma
+++ b/helm/matita/tests/simpl.ma
@@ -28,7 +28,7 @@ theorem a :
  \forall x,y : A.
  not (x = y) \to not(y = x).
 intros.
-simplify.
+unfold not. (* simplify. *)
 intro. apply H.
 symmetry.
 exact H1.