update in delayed_updating

[helm.git] / matita / matita / contribs / lambdadelta / delayed_updating / substitution / lift_path_guard.ma

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_guard.ma b/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_guard.ma
deleted file mode 100644 (file)
index d2be3b3..0000000
--- a/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_guard.ma
+++ /dev/null
@@ -1,25 +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 "delayed_updating/substitution/lift_path.ma".
-include "delayed_updating/syntax/path_guard.ma".
-
-(* LIFT FOR PATH ************************************************************)
-
-(* Constructions with pgc ***************************************************)
-
-lemma lift_path_guard (f) (p):
-      p ϵ 𝐆 → 🠡[f]p ϵ 𝐆.
-#f #p #H0 elim H0 -p //
-qed.