update in static_2

[helm.git] / matita / matita / contribs / lambdadelta / static_2 / syntax / tweq_simple.ma

diff --git a/matita/matita/contribs/lambdadelta/static_2/syntax/tweq_simple.ma b/matita/matita/contribs/lambdadelta/static_2/syntax/tweq_simple.ma
deleted file mode 100644 (file)
index bf1ef00..0000000
--- a/matita/matita/contribs/lambdadelta/static_2/syntax/tweq_simple.ma
+++ /dev/null
@@ -1,29 +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 "static_2/syntax/term_simple.ma".
-include "static_2/syntax/tweq.ma".
-
-(* SORT-IRRELEVANT WHD EQUIVALENCE ON TERMS *********************************)
-
-(* Properties with simple terms *********************************************)
-
-lemma tweq_simple_trans:
-      ∀T1,T2. T1 ≅ T2 → 𝐒❪T1❫ → 𝐒❪T2❫.
-#T1 #T2 * -T1 -T2
-[4,5: #p #V1 #V2 #T1 #T2 [ #_ ] #H
-      elim (simple_inv_bind … H)
-|*  : /1 width=1 by simple_atom, simple_flat/
-]
-qed-.