X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Ffpbg_lpxs.ma;h=760fc19864bf1b522211f8e7be62234d1de03ddc;hb=80ecd5486c6013f6c297173f41432fd1d93814ef;hp=b33d67dea6bc488053cedebd8c1fcfd7fb84a3b1;hpb=a40dbe4ef22688b1e9d8b31a7f10150bfc28e111;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma
index b33d67dea..760fc1986 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbg_lpxs.ma
@@ -12,17 +12,19 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "basic_2/rt_transition/fpbc_lpx.ma".
 include "basic_2/rt_computation/fpbs_lpxs.ma".
-include "basic_2/rt_computation/fpbg.ma".
+include "basic_2/rt_computation/fpbg_fqup.ma".
 
 (* PROPER PARALLEL RST-COMPUTATION FOR CLOSURES *****************************)
 
-(* Properties with unbound rt-computation on full local environments ********)
+(* Properties with extended rt-computation on full local environments *******)
 
 (* Basic_2A1: uses: lpxs_fpbg *)
-lemma lpxs_lfdneq_fpbg: ∀h,o,G,L1,L2,T. ⦃G, L1⦄ ⊢ ⬈*[h] L2 →
-                        (L1 ≛[h, o, T] L2 → ⊥) → ⦃G, L1, T⦄ >[h, o] ⦃G, L2, T⦄.
-#h #o #G #L1 #L2 #T #H #H0
-elim (lpxs_lfdneq_inv_step_sn … H … H0) -H -H0
-/4 width=7 by fpb_lpx, lpxs_ffdeq_fpbs, ffdeq_intro_sn, ex2_3_intro/
+lemma lpxs_rneqx_fpbg:
+      ∀G,L1,L2,T. ❨G,L1❩ ⊢ ⬈* L2 →
+      (L1 ≅[T] L2 → ⊥) → ❨G,L1,T❩ > ❨G,L2,T❩.
+#G #L1 #L2 #T #H #H0
+elim (lpxs_rneqg_inv_step_sn … H … H0) -H -H0
+/4 width=10 by fpbc_fpbs_fpbg, lpxs_feqg_fpbs, lpx_fpbc, feqg_intro_sn, sfull_dec/
 qed.