X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fmatita%2Ftests%2Fsimpl.ma;h=1001d2351f0b97a50da92ef8a48cad25b17b4c47;hb=4167cea65ca58897d1a3dbb81ff95de5074700cc;hp=61d5b11631451266bfdfebc87634f0ca5c4d86b3;hpb=cec61c8b027b15b98d308cee8900d9cf35a02d28;p=helm.git

diff --git a/helm/matita/tests/simpl.ma b/helm/matita/tests/simpl.ma
index 61d5b1163..1001d2351 100644
--- a/helm/matita/tests/simpl.ma
+++ b/helm/matita/tests/simpl.ma
@@ -1,14 +1,51 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||M||                                                             *)
+(*      ||A||       A project by Andrea Asperti                           *)
+(*      ||T||                                                             *)
+(*      ||I||       Developers:                                           *)
+(*      ||T||         The HELM team.                                      *)
+(*      ||A||         http://helm.cs.unibo.it                             *)
+(*      \   /                                                             *)
+(*       \ /        This file is distributed under the terms of the       *)
+(*        v         GNU General Public License Version 2                  *)
+(*                                                                        *)
+(**************************************************************************)
+
 set "baseuri" "cic:/matita/tests/simpl/".
+include "coq.ma".
 
-alias id "not" = "cic:/Coq/Init/Logic/not.con".
 alias symbol "eq" (instance 0) = "Coq's leibnitz's equality".
+alias id "plus" = "cic:/Coq/Init/Peano/plus.con".
+alias id "S" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1/2)".
+alias id "O" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1/1)".
+alias id "not" = "cic:/Coq/Init/Logic/not.con".
+alias id "nat" = "cic:/Coq/Init/Datatypes/nat.ind#xpointer(1/1)".
+alias id "plus_comm" = "cic:/Coq/Arith/Plus/plus_comm.con".
+
 theorem a : 
  \forall A:Set.
  \forall x,y : A.
  not (x = y) \to not(y = x).
 intros.
-simplify.
+unfold not. (* simplify. *)
 intro. apply H.
 symmetry.
 exact H1.
 qed.
+
+theorem t: let f \def \lambda x,y. x y in f (\lambda x.S x) O = S O.
+ intros. simplify. change in \vdash (? ? (? %) ?) with O. 
+ reflexivity. qed.
+ 
+
+theorem X: \forall x:nat. let myplus \def plus x in myplus (S O) = S x.
+ intros. simplify. change in \vdash (? ? (% ?) ?) with (plus x).
+
+rewrite > plus_comm. reflexivity. qed.
+ 
+theorem R: \forall x:nat. let uno \def x + O in S O + uno = 1 + x.
+ intros. simplify.
+  change in \vdash (? ? (? %) ?) with (x + O).
+  rewrite > plus_comm. reflexivity. qed.
+