X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcsx_lpxs.ma;h=1629eddcd513d40cb71b465601aac40ff9ff5498;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hp=14f7a9d3a3fdf92513221d0780f20c9c2e1f1f80;hpb=4173283e148199871d787c53c0301891deb90713;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_lpxs.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_lpxs.ma
index 14f7a9d3a..1629eddcd 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_lpxs.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_lpxs.ma
@@ -19,8 +19,8 @@ include "basic_2/rt_computation/lpxs_lpx.ma".
 
 (* Properties with unbound parallel rt-computation on all entries ***********)
 
-lemma csx_lpxs_conf: ∀h,G,L1,L2,T. ⦃G, L1⦄ ⊢ ⬈*[h] L2 →
-                     ⦃G, L1⦄ ⊢ ⬈*[h] 𝐒⦃T⦄ → ⦃G, L2⦄ ⊢ ⬈*[h] 𝐒⦃T⦄.
+lemma csx_lpxs_conf: ∀h,G,L1,L2,T. ❪G,L1❫ ⊢ ⬈*[h] L2 →
+                     ❪G,L1❫ ⊢ ⬈*[h] 𝐒❪T❫ → ❪G,L2❫ ⊢ ⬈*[h] 𝐒❪T❫.
 #h #G #L1 #L2 #T #H @(lpxs_ind_dx … H) -L2
 /3 by lpxs_step_dx, csx_lpx_conf/
 qed-.