update in static_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / dynamic / lsubv_drops.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/dynamic/lsubv_drops.ma b/matita/matita/contribs/lambdadelta/basic_2/dynamic/lsubv_drops.ma
index 6b0daf223665780c6e1cf4516219e732a8da1296..859eefd95dad0b9b8d8af6801bbd2599c797a825 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/dynamic/lsubv_drops.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/dynamic/lsubv_drops.ma
@@ -23,8 +23,8 @@ include "basic_2/dynamic/lsubv.ma".
 (* Basic_2A1: includes: lsubsv_drop_O1_conf *)
 lemma lsubv_drops_conf_isuni (h) (a) (G):
       ∀L1,L2. G ⊢ L1 ⫃![h,a] L2 →
-      â\88\80b,f,K1. ð\9d\90\94â¦\83fâ¦\84 â\86\92 â¬\87*[b,f] L1 ≘ K1 →
-      â\88\83â\88\83K2. G â\8a¢ K1 â«\83![h,a] K2 & â¬\87*[b,f] L2 ≘ K2.
+      â\88\80b,f,K1. ð\9d\90\94â¦\83fâ¦\84 â\86\92 â\87©*[b,f] L1 ≘ K1 →
+      â\88\83â\88\83K2. G â\8a¢ K1 â«\83![h,a] K2 & â\87©*[b,f] L2 ≘ K2.
 #h #a #G #L1 #L2 #H elim H -L1 -L2
 [ /2 width=3 by ex2_intro/
 | #I #L1 #L2 #HL12 #IH #b #f #K1 #Hf #H
@@ -48,8 +48,8 @@ qed-.
 (* Basic_2A1: includes: lsubsv_drop_O1_trans *)
 lemma lsubv_drops_trans_isuni (h) (a) (G):
       ∀L1,L2. G ⊢ L1 ⫃![h,a] L2 →
-      â\88\80b,f,K2. ð\9d\90\94â¦\83fâ¦\84 â\86\92 â¬\87*[b,f] L2 ≘ K2 →
-      â\88\83â\88\83K1. G â\8a¢ K1 â«\83![h,a] K2 & â¬\87*[b,f] L1 ≘ K1.
+      â\88\80b,f,K2. ð\9d\90\94â¦\83fâ¦\84 â\86\92 â\87©*[b,f] L2 ≘ K2 →
+      â\88\83â\88\83K1. G â\8a¢ K1 â«\83![h,a] K2 & â\87©*[b,f] L1 ≘ K1.
 #h #a #G #L1 #L2 #H elim H -L1 -L2
 [ /2 width=3 by ex2_intro/
 | #I #L1 #L2 #HL12 #IH #b #f #K2 #Hf #H