X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Fmatita%2Ftests%2Fchange.ma;h=b2ae3b7a05cbfaf44784daa4c027a71316fa208b;hb=2b2b90087f836c2f32291935216549e9370e68c3;hp=2c5daf0d2f459285ec9f003d74083487f83215b3;hpb=650e3b3c9ff0b9cafb76a0edf8139a53446937ba;p=helm.git

diff --git a/helm/matita/tests/change.ma b/helm/matita/tests/change.ma
index 2c5daf0d2..b2ae3b7a0 100644
--- a/helm/matita/tests/change.ma
+++ b/helm/matita/tests/change.ma
@@ -13,7 +13,7 @@
 (**************************************************************************)
 
 set "baseuri" "cic:/matita/tests/change/".
-include "coq.ma".
+include "legacy/coq.ma".
 alias num (instance 0) = "natural number".
 alias symbol "eq" (instance 0) = "Coq's leibnitz's equality".
 alias symbol "plus" (instance 0) = "Coq's natural plus".
@@ -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.
+