update for the article

[helm.git] / matita / matita / contribs / lambdadelta / static_2 / static / rdeq_req.ma

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/rdeq_req.ma b/matita/matita/contribs/lambdadelta/static_2/static/rdeq_req.ma
deleted file mode 100644 (file)
index 5ef8bef..0000000
--- a/matita/matita/contribs/lambdadelta/static_2/static/rdeq_req.ma
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-(**************************************************************************)
-(*       ___                                                              *)
-(*      ||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 "static_2/static/req_fsle.ma".
-include "static_2/static/rdeq.ma".
-
-(* SORT-IRRELEVANT EQUIVALENCE FOR LOCAL ENVIRONMENTS ON REFERRED ENTRIES ***)
-
-(* Properties with syntactic equivalence on referred entries ****************)
-
-lemma req_rdeq: ∀L1,L2. ∀T:term. L1 ≡[T] L2 → L1 ≛[T] L2.
-/2 width=3 by rex_co/ qed.
-
-lemma req_rdeq_trans: ∀L1,L. ∀T:term. L1 ≡[T] L →
-                      ∀L2. L ≛[T] L2 → L1 ≛[T] L2.
-/2 width=3 by req_rex_trans/ qed-.