milestone update in ground_2 and basic_2A

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / etc_2A1 / cpr / snv_ltpss_sn.etc

diff --git a/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/snv_ltpss_sn.etc b/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/snv_ltpss_sn.etc
deleted file mode 100644 (file)
index 3c80702..0000000
--- a/matita/matita/contribs/lambdadelta/basic_2/etc_2A1/cpr/snv_ltpss_sn.etc
+++ /dev/null
@@ -1,28 +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/dynamic/snv_ltpss_dx.ma".
-
-(* STRATIFIED NATIVE VALIDITY FOR TERMS *************************************)
-
-(* Properties about sn parallel unfold **************************************)
-
-lemma snv_ltpss_sn_conf: ∀h,g,L1,L2,d,e. L1 ⊢ ▶* [d, e] L2 →
-                         ∀T. ⦃h, L1⦄ ⊢ T ¡[g] → ⦃h, L2⦄ ⊢ T ¡[g].
-#h #g #L1 #L2 #d #e #H
-lapply (ltpss_sn_ltpssa … H) -H #H @(ltpssa_ind … H) -L2 //
-#L #L2 #_ #HL2 #IHL1 #T1 #HT1
-lapply (IHL1 … HT1) -IHL1 -HT1 #HT1
-lapply (snv_ltpss_dx_conf … HT1 … HL2) -HT1 -HL2 //
-qed-.