X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Flpxs_lpx.ma;h=96def530133e2de402454caf4c8ec2e035255449;hb=5c186c72f508da0849058afeecc6877cd9ed6303;hp=7bc58ea4544eb1ed4a05c19d788743dd159f68a5;hpb=6b35f96790b871aa06b22045b4e8e8dd7bba6590;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_lpx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_lpx.ma
index 7bc58ea45..96def5301 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_lpx.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lpxs_lpx.ma
@@ -13,8 +13,8 @@
 (**************************************************************************)
 
 include "basic_2/relocation/lex_tc.ma".
-include "basic_2/rt_computation/lpxs.ma".
 include "basic_2/rt_computation/cpxs_lpx.ma".
+include "basic_2/rt_computation/lpxs.ma".
 
 (* UNBOUND PARALLEL RT-COMPUTATION FOR FULL LOCAL ENVIRONMENTS **************)
 
@@ -36,15 +36,15 @@ lemma lpxs_step_dx (h) (G): ∀L1,L. ⦃G, L1⦄ ⊢ ⬈*[h] L →
 (* Eliminators with unbound rt-transition for full local environments *******)
 
 (* Basic_2A1: was: lpxs_ind_dx *)
-lemma lpxs_ind_sn (h) (G) (L2): ∀R:predicate lenv. R L2 →
-                                (∀L1,L. ⦃G, L1⦄ ⊢ ⬈[h] L → ⦃G, L⦄ ⊢ ⬈*[h] L2 → R L → R L1) →
-                                ∀L1. ⦃G, L1⦄ ⊢ ⬈*[h] L2 → R L1.
+lemma lpxs_ind_sn (h) (G) (L2): ∀Q:predicate lenv. Q L2 →
+                                (∀L1,L. ⦃G, L1⦄ ⊢ ⬈[h] L → ⦃G, L⦄ ⊢ ⬈*[h] L2 → Q L → Q L1) →
+                                ∀L1. ⦃G, L1⦄ ⊢ ⬈*[h] L2 → Q L1.
 /3 width=7 by lpx_cpxs_trans, cpx_refl, lex_CTC_ind_sn/ qed-.
 
 (* Basic_2A1: was: lpxs_ind *)
-lemma lpxs_ind_dx (h) (G) (L1): ∀R:predicate lenv. R L1 →
-                                (∀L,L2. ⦃G, L1⦄ ⊢ ⬈*[h] L → ⦃G, L⦄ ⊢ ⬈[h] L2 → R L → R L2) →
-                                ∀L2. ⦃G, L1⦄ ⊢ ⬈*[h] L2 → R L2.
+lemma lpxs_ind_dx (h) (G) (L1): ∀Q:predicate lenv. Q L1 →
+                                (∀L,L2. ⦃G, L1⦄ ⊢ ⬈*[h] L → ⦃G, L⦄ ⊢ ⬈[h] L2 → Q L → Q L2) →
+                                ∀L2. ⦃G, L1⦄ ⊢ ⬈*[h] L2 → Q L2.
 /3 width=7 by lpx_cpxs_trans, cpx_refl, lex_CTC_ind_dx/ qed-.
 
 (* Properties with context-sensitive extended rt-transition for terms *******)