update in static_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_computation / fsb_feqx.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma
deleted file mode 100644 (file)
index 159663b..0000000
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma
+++ /dev/null
@@ -1,30 +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/rt_transition/fpb_feqx.ma".
-include "basic_2/rt_computation/fsb.ma".
-
-(* STRONGLY NORMALIZING CLOSURES FOR PARALLEL RST-TRANSITION ****************)
-
-(* Properties with sort-irrelevant equivalence for closures *****************)
-
-lemma fsb_feqx_trans:
-      ∀G1,L1,T1. ≥𝐒 ❪G1,L1,T1❫ →
-      ∀G2,L2,T2. ❪G1,L1,T1❫ ≛ ❪G2,L2,T2❫ → ≥𝐒 ❪G2,L2,T2❫.
-#G1 #L1 #T1 #H @(fsb_ind_alt … H) -G1 -L1 -T1
-#G1 #L1 #T1 #_ #IH #G2 #L2 #T2 #H12
-@fsb_intro #G #L #T #H2
-elim (feqx_fpb_trans … H12 … H2) -G2 -L2 -T2
-/2 width=5 by/
-qed-.