X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=helm%2Fmatita%2Fcontribs%2FLAMBDA-TYPES%2Flref_map_defs.ma;fp=helm%2Fmatita%2Fcontribs%2FLAMBDA-TYPES%2Flref_map_defs.ma;h=572618808d33101ac9bbcd6e1de7c45c533009e8;hp=0000000000000000000000000000000000000000;hb=792b5d29ebae8f917043d9dd226692919b5d6ca1;hpb=a14a8c7637fd0b95e9d4deccb20c6abc98e8f953

diff --git a/helm/matita/contribs/LAMBDA-TYPES/lref_map_defs.ma b/helm/matita/contribs/LAMBDA-TYPES/lref_map_defs.ma
new file mode 100644
index 000000000..572618808
--- /dev/null
+++ b/helm/matita/contribs/LAMBDA-TYPES/lref_map_defs.ma
@@ -0,0 +1,22 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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/LAMBDA-TYPES/lref_map_defs".
+
+include "terms_defs.ma".
+
+inductive tlref_map (A: Set) (N: Set) (map: nat \to nat): nat \to (T A N) \to (T A N) \to Prop \def
+   | tlref_map_sort: \forall i. \forall k. \forall y. (tlref_map A N map i (TSort A N y k) (TSort A N y k))
+   | tlref_map_lref_lt: \forall j. \forall i. \forall y. j < i \to (tlref_map A N map i (TLRef A N y j) (TLRef A N y j))
+   | tlref_map_lref_ge: \forall j. \forall i. \forall y. i \le j \to (tlref_map A N map i (TLRef A N y j) (TLRef A N y (map j))).