--- /dev/null
+(**************************************************************************)
+(* ___ *)
+(* ||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 *)
+(* *)
+(**************************************************************************)
+
+(* This file was automatically generated: do not edit *********************)
+
+set "baseuri" "cic:/matita/CoRN-Decl/model/rings/Zring".
+
+include "CoRN.ma".
+
+(* $Id: Zring.v,v 1.6 2004/04/08 08:20:34 lcf Exp $ *)
+
+include "model/abgroups/Zabgroup.ma".
+
+include "algebra/CRings.ma".
+
+(*#* **Example of a ring: $\langle$#⟨#[Z],[[+]],[[*]]$\rangle$#⟩#
+
+The multiplication and the addition are distributive.
+*)
+
+inline "cic:/CoRN/model/rings/Zring/Z_mult_plus_is_dist.con".
+
+inline "cic:/CoRN/model/rings/Zring/Z_is_CRing.con".
+
+inline "cic:/CoRN/model/rings/Zring/Z_as_CRing.con".
+
+(*#* The term [Z_as_CRing] is of type [CRing]. Hence we have proven that [Z] is a constructive ring. *)
+