X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fjsx_lsubr.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fjsx_lsubr.ma;h=6fc7232946e34db304d563adfae66b56c6786d7c;hb=f76594123e375bd7852c9421fe260a7bec693a92;hp=0000000000000000000000000000000000000000;hpb=a454837a256907d2f83d42ced7be847e10361ea9;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/jsx_lsubr.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/jsx_lsubr.ma
new file mode 100644
index 000000000..6fc723294
--- /dev/null
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/jsx_lsubr.ma
@@ -0,0 +1,25 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||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/lsubr.ma".
+include "basic_2/rt_computation/jsx.ma".
+
+(* COMPATIBILITY OF STRONG NORMALIZATION FOR UNBOUND RT-TRANSITION **********)
+
+(* Forward lemmas with restricted refinement for local environments *********)
+
+lemma jsx_fwd_lsubr (h) (G): ∀L1,L2. G ⊢ L1 ⊒[h] L2 → L1 ⫃ L2.
+#h #G #L1 #L2 #H elim H -L1 -L2
+/2 width=1 by lsubr_bind, lsubr_unit/
+qed-.