(**************************************************************************)
-(* ___ *)
+(* ___ *)
(* ||M|| *)
(* ||A|| A project by Andrea Asperti *)
(* ||T|| *)
(**************************************************************************)
set "baseuri" "cic:/matita/tests/change/".
+include "legacy/coq.ma".
alias num (instance 0) = "natural number".
-alias symbol "eq" (instance 0) = "leibnitz's equality".
-alias symbol "plus" (instance 0) = "natural plus".
+alias symbol "eq" (instance 0) = "Coq's leibnitz's equality".
+alias symbol "plus" (instance 0) = "Coq's natural plus".
alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
theorem stupid:
change in \vdash (? ? % ?) with 5.
rewrite < H in \vdash (? ? % ?).
reflexivity.
-qed.
\ No newline at end of file
+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.
+