uses new pattern concrete syntax

diff --git a/helm/matita/tests/rewrite.ma b/helm/matita/tests/rewrite.ma
index 82f245185a8da9fe81c83783ab18a1977b81cf15..56ea93bf89bf7e663e231e0f3ae41ac5f616a3b7 100644 (file)
--- a/helm/matita/tests/rewrite.ma
+++ b/helm/matita/tests/rewrite.ma
@@ -4,8 +4,8 @@ alias symbol "eq" (instance 0) = "leibnitz's equality".
 alias symbol "plus" (instance 0) = "natural plus".
 theorem a:
   \forall a,b:nat.
-  a = b \to b + 0 = a.
+  a = b \to b + a = a + a.
 intros.
-rewrite left H.
-auto.
+rewrite right H in (? ? % ?).
+reflexivity.
 qed.
\ No newline at end of file