update in static_2 and basic_2

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

diff --git a/matita/matita/contribs/lambdadelta/static_2/syntax/theq_tdeq.ma b/matita/matita/contribs/lambdadelta/static_2/syntax/theq_tdeq.ma
deleted file mode 100644 (file)
index b70559d..0000000
--- a/matita/matita/contribs/lambdadelta/static_2/syntax/theq_tdeq.ma
+++ /dev/null
@@ -1,24 +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/tdeq.ma".
-include "static_2/syntax/theq.ma".
-
-(* HEAD EQUIVALENCE FOR TERMS ***********************************************)
-
-(* Properties with sort-irrelevant equivalence for terms ********************)
-
-lemma tdeq_theq: ∀T1,T2. T1 ≛ T2 → T1 ⩳ T2.
-#T1 #T2 * -T1 -T2 /2 width=1 by theq_sort, theq_pair/
-qed.