milestone update in ground_2 and basic_2A

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / etc_2A1 / fpn / bteq_bteq.etc

diff --git a/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/fpn/bteq_bteq.etc b/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/fpn/bteq_bteq.etc
deleted file mode 100644 (file)
index 7870b26..0000000
--- a/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/fpn/bteq_bteq.etc
+++ /dev/null
@@ -1,31 +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 "basic_2/grammar/bteq.ma".
-
-(* EQUIVALENT "BIG TREE" NORMAL FORMS ***************************************)
-
-(* Main properties **********************************************************)
-
-theorem bteq_trans: tri_transitive … bteq.
-#G1 #G #L1 #L #T1 #T * //
-qed-.
-
-theorem bteq_canc_sn: ∀G,G1,G2,L,L1,L2,T,T1,T2. ⦃G, L, T⦄ ⋕ ⦃G1, L1, T1⦄ →
-                      ⦃G, L, T⦄ ⋕ ⦃G2, L2, T2⦄ → ⦃G1, L1, T1⦄ ⋕ ⦃G2, L2, T2⦄.
-/3 width=5 by bteq_trans, bteq_sym/ qed-.
-
-theorem bteq_canc_dx: ∀G1,G2,G,L1,L2,L,T1,T2,T. ⦃G1, L1, T1⦄ ⋕ ⦃G, L, T⦄ →
-                      ⦃G2, L2, T2⦄ ⋕ ⦃G, L, T⦄ → ⦃G1, L1, T1⦄ ⋕ ⦃G2, L2, T2⦄.
-/3 width=5 by bteq_trans, bteq_sym/ qed-.