X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcontribs%2FRELATIONAL%2Fdatatypes%2FZah.ma;fp=helm%2Fsoftware%2Fmatita%2Fcontribs%2FRELATIONAL%2Fdatatypes%2FZah.ma;h=0000000000000000000000000000000000000000;hb=da0775e27b362e91ea1453a800bc403781cc2ca3;hp=45ce72c56284db122ba587c05ef978228b87fd22;hpb=d9824956d9132109ed5f23380a0a1f9c5181d18a;p=helm.git

diff --git a/helm/software/matita/contribs/RELATIONAL/datatypes/Zah.ma b/helm/software/matita/contribs/RELATIONAL/datatypes/Zah.ma
deleted file mode 100644
index 45ce72c56..000000000
--- a/helm/software/matita/contribs/RELATIONAL/datatypes/Zah.ma
+++ /dev/null
@@ -1,19 +0,0 @@
-(**************************************************************************)
-(*       ___                                                              *)
-(*      ||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                  *)
-(*                                                                        *)
-(**************************************************************************)
-
-
-
-include "datatypes/Nat.ma".
-
-definition Zah \def Nat \times Nat.