X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2Ftests%2Fchange.ma;h=16b6753167000a94134e3a1b32c7b2c4014f04a2;hb=97c2d258a5c524eb5c4b85208899d80751a2c82f;hp=2c5daf0d2f459285ec9f003d74083487f83215b3;hpb=650e3b3c9ff0b9cafb76a0edf8139a53446937ba;p=helm.git

diff --git a/helm/matita/tests/change.ma b/helm/matita/tests/change.ma
index 2c5daf0d2..16b675316 100644
--- a/helm/matita/tests/change.ma
+++ b/helm/matita/tests/change.ma
@@ -28,3 +28,13 @@ change in \vdash (? ? % ?) with 5.
 rewrite < H in \vdash (? ? % ?). 
 reflexivity.
 qed.
+
+(* tests changing a term under a binder *)
+alias id "True" = "cic:/Coq/Init/Logic/True.ind#xpointer(1/1)".
+theorem t: (\forall x:nat. x=x) \to True.
+ intro H.
+ change in match x in H : (\forall _.%) with (0+x).
+ change in H: (\forall _.(? ? ? (? % ?))) with 0.
+ constructor 1.
+qed.
+