update in delayed_updating

[helm.git] / matita / matita / contribs / lambdadelta / delayed_updating / unwind / unwind2_path_after.ma

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_path_after.ma b/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_path_after.ma
deleted file mode 100644 (file)
index c7a3bcf..0000000
--- a/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_path_after.ma
+++ /dev/null
@@ -1,28 +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/unwind/unwind2_path_eq.ma".
-include "delayed_updating/unwind/unwind2_rmap_after.ma".
-
-(* TAILED UNWIND FOR PATH ***************************************************)
-
-(* Properties with tr_after *************************************************)
-
-lemma unwind2_path_after (g) (f) (p):
-      ▼[g]▼[f]p = ▼[g∘f]p.
-#g #f * // * [ #k ] #p //
-<unwind2_path_d_dx <unwind2_path_d_dx
-@eq_f2 // @eq_f >tr_compose_pap
-/2 width=3 by tr_pap_eq_repl/
-qed.