- advances in the theory of cofrees

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / substitution / lleq_fqus.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/substitution/lleq_fqus.ma b/matita/matita/contribs/lambdadelta/basic_2/substitution/lleq_fqus.ma
index 3a510eb28c9445822d375bcee3479f4355db4b51..ac1329b4530767e88b9a6363e0bf40f095eff7b3 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/substitution/lleq_fqus.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/substitution/lleq_fqus.ma
@@ -20,8 +20,8 @@ include "basic_2/substitution/lleq_ldrop.ma".
 (* Properties on supclosure *************************************************)
 
 lemma lleq_fqu_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐ ⦃G2, K2, U⦄ →
-                      â\88\80L1. L1 â\8b\95[T, 0] L2 →
-                      â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90 â¦\83G2, K1, Uâ¦\84 & K1 â\8b\95[U, 0] K2.
+                      â\88\80L1. L1 â\89¡[T, 0] L2 →
+                      â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90 â¦\83G2, K1, Uâ¦\84 & K1 â\89¡[U, 0] K2.
 #G1 #G2 #L2 #K2 #T #U #H elim H -G1 -G2 -L2 -K2 -T -U
 [ #I #G #L2 #V #L1 #H elim (lleq_inv_lref_ge_dx … H … I L2 V) -H //
   #K1 #H1 #H2 lapply (ldrop_inv_O2 … H1) -H1
@@ -45,8 +45,8 @@ lemma lleq_fqu_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐ ⦃G2, K2, U⦄ 
 qed-.
 
 lemma lleq_fquq_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐⸮ ⦃G2, K2, U⦄ →
-                       â\88\80L1. L1 â\8b\95[T, 0] L2 →
-                       â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90⸮ â¦\83G2, K1, Uâ¦\84 & K1 â\8b\95[U, 0] K2.
+                       â\88\80L1. L1 â\89¡[T, 0] L2 →
+                       â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90⸮ â¦\83G2, K1, Uâ¦\84 & K1 â\89¡[U, 0] K2.
 #G1 #G2 #L2 #K2 #T #U #H #L1 #HL12 elim(fquq_inv_gen … H) -H
 [ #H elim (lleq_fqu_trans … H … HL12) -L2 /3 width=3 by fqu_fquq, ex2_intro/
 | * #HG #HL #HT destruct /2 width=3 by ex2_intro/
@@ -54,8 +54,8 @@ lemma lleq_fquq_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐⸮ ⦃G2, K2, U
 qed-.
 
 lemma lleq_fqup_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐+ ⦃G2, K2, U⦄ →
-                       â\88\80L1. L1 â\8b\95[T, 0] L2 →
-                       â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90+ â¦\83G2, K1, Uâ¦\84 & K1 â\8b\95[U, 0] K2.
+                       â\88\80L1. L1 â\89¡[T, 0] L2 →
+                       â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90+ â¦\83G2, K1, Uâ¦\84 & K1 â\89¡[U, 0] K2.
 #G1 #G2 #L2 #K2 #T #U #H @(fqup_ind … H) -G2 -K2 -U
 [ #G2 #K2 #U #HTU #L1 #HL12 elim (lleq_fqu_trans … HTU … HL12) -L2
   /3 width=3 by fqu_fqup, ex2_intro/
@@ -66,8 +66,8 @@ lemma lleq_fqup_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐+ ⦃G2, K2, U⦄
 qed-.
 
 lemma lleq_fqus_trans: ∀G1,G2,L2,K2,T,U. ⦃G1, L2, T⦄ ⊐* ⦃G2, K2, U⦄ →
-                       â\88\80L1. L1 â\8b\95[T, 0] L2 →
-                       â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90* â¦\83G2, K1, Uâ¦\84 & K1 â\8b\95[U, 0] K2.
+                       â\88\80L1. L1 â\89¡[T, 0] L2 →
+                       â\88\83â\88\83K1. â¦\83G1, L1, Tâ¦\84 â\8a\90* â¦\83G2, K1, Uâ¦\84 & K1 â\89¡[U, 0] K2.
 #G1 #G2 #L2 #K2 #T #U #H #L1 #HL12 elim(fqus_inv_gen … H) -H
 [ #H elim (lleq_fqup_trans … H … HL12) -L2 /3 width=3 by fqup_fqus, ex2_intro/
 | * #HG #HL #HT destruct /2 width=3 by ex2_intro/