update in basic_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_computation / fsb_feqx.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma
index 918adc2aad1e53e420a68342a450fc9650a04a7c..251fef0ebf3aa6470104dc04be08efc8070d3d02 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fsb_feqx.ma
@@ -19,8 +19,8 @@ include "basic_2/rt_computation/fsb.ma".
 
 (* Properties with sort-irrelevant equivalence for closures *****************)
 
-lemma fsb_feqx_trans: ∀h,G1,L1,T1. ≥[h] 𝐒⦃G1,L1,T1⦄ →
-                      â\88\80G2,L2,T2. â¦\83G1,L1,T1â¦\84 â\89\9b â¦\83G2,L2,T2â¦\84 â\86\92 â\89¥[h] ð\9d\90\92â¦\83G2,L2,T2â¦\84.
+lemma fsb_feqx_trans: ∀h,G1,L1,T1. ≥𝐒[h] ❪G1,L1,T1❫ →
+                      â\88\80G2,L2,T2. â\9dªG1,L1,T1â\9d« â\89\9b â\9dªG2,L2,T2â\9d« â\86\92 â\89¥ð\9d\90\92[h] â\9dªG2,L2,T2â\9d«.
 #h #G1 #L1 #T1 #H @(fsb_ind_alt … H) -G1 -L1 -T1
 #G1 #L1 #T1 #_ #IH #G2 #L2 #T2 #H12
 @fsb_intro #G #L #T #H2