update in delayed_updating

[helm.git] / matita / matita / contribs / lambdadelta / delayed_updating / etc / unwind0 / unwind1_rmap_eq.etc

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/etc/unwind0/unwind1_rmap_eq.etc b/matita/matita/contribs/lambdadelta/delayed_updating/etc/unwind0/unwind1_rmap_eq.etc
new file mode 100644 (file)
index 0000000..113e0cc
--- /dev/null
+++ b/matita/matita/contribs/lambdadelta/delayed_updating/etc/unwind0/unwind1_rmap_eq.etc
@@ -0,0 +1,24 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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 "delayed_updating/unwind0/unwind1_rmap.ma".
+include "ground/relocation/tr_id_compose.ma".
+
+(* BASIC UNWIND FOR RELOCATION MAP ******************************************)
+
+(* Constructions with stream_eq *********************************************)
+
+lemma unwind1_rmap_d_empty (n:pnat):
+      (𝐮❨n❩) ≗ ▶(𝗱n◗𝐞).
+// qed.