...

diff --git a/helm/matita/tests/apply.ma b/helm/matita/tests/apply.ma
index 70078f04f1dedd20bd3344627be7c1d921f0e9ee..21c0faa419100b2958493aaee9f697b714c22a9d 100644 (file)
--- a/helm/matita/tests/apply.ma
+++ b/helm/matita/tests/apply.ma
@@ -49,4 +49,9 @@ theorem c:
    A \to (\forall P: Prop. A \to P) \to (A \to B) \land (B \to B).
  intros 4; split; [ apply H1 | apply H1; exact H ].
 qed.
- 
\ No newline at end of file
+
+(* this test requires the delta-expansion of not in the type of the applied
+   term (to reveal a product) *)
+theorem d: \forall A: Prop. \lnot A \to A \to False.
+ intros. apply H. assumption.
+qed.
\ No newline at end of file