X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Ffpbs_csx.ma;h=091369ff4eabdf37f95abd27b48f956f2bc6b783;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hp=71f12aeffd67a27409ec32b5619a38a5113f2b90;hpb=4173283e148199871d787c53c0301891deb90713;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbs_csx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbs_csx.ma
index 71f12aeff..091369ff4 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbs_csx.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/fpbs_csx.ma
@@ -20,8 +20,8 @@ include "basic_2/rt_computation/fpbs.ma".
 (* Properties with sn for unbound parallel rt-transition for terms **********)
 
 (* Basic_2A1: was: csx_fpbs_conf *)
-lemma fpbs_csx_conf: ∀h,G1,L1,T1. ⦃G1, L1⦄ ⊢ ⬈*[h] 𝐒⦃T1⦄ →
-                     ∀G2,L2,T2. ⦃G1, L1, T1⦄ ≥[h] ⦃G2, L2, T2⦄ → ⦃G2, L2⦄ ⊢ ⬈*[h] 𝐒⦃T2⦄.
+lemma fpbs_csx_conf: ∀h,G1,L1,T1. ❪G1,L1❫ ⊢ ⬈*[h] 𝐒❪T1❫ →
+                     ∀G2,L2,T2. ❪G1,L1,T1❫ ≥[h] ❪G2,L2,T2❫ → ❪G2,L2❫ ⊢ ⬈*[h] 𝐒❪T2❫.
 #h #G1 #L1 #T1 #HT1 #G2 #L2 #T2 #H @(fpbs_ind … H) -G2 -L2 -T2
 /2 width=5 by csx_fpbq_conf/
 qed-.