X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcsx_cnx_vector.ma;h=a1f65935581d5ee559bf3e36a8eb76f83ed03f8f;hb=57ae1762497a5f3ea75740e2908e04adb8642cc2;hp=949c28d9ad39e05ce601f8cce4c9abe195fb3a40;hpb=f677b4ef7fa20f1ab36c5ee59598865d5c1b719b;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cnx_vector.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cnx_vector.ma
index 949c28d9a..a1f659355 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cnx_vector.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_cnx_vector.ma
@@ -24,8 +24,8 @@ include "basic_2/rt_computation/csx_vector.ma".
 
 (* Basic_1: was just: sn3_appls_lref *)
 lemma csx_applv_cnx (h) (G) (L):
-      ∀T. 𝐒⦃T⦄ → ⦃G,L⦄ ⊢ ⬈[h] 𝐍⦃T⦄ →
-      ∀Vs. ⦃G,L⦄ ⊢ ⬈*[h] 𝐒⦃Vs⦄ → ⦃G,L⦄ ⊢ ⬈*[h] 𝐒⦃ⒶVs.T⦄.
+      ∀T. 𝐒❪T❫ → ❪G,L❫ ⊢ ⬈𝐍[h] T →
+      ∀Vs. ❪G,L❫ ⊢ ⬈*𝐒[h] Vs → ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.T.
 #h #G #L #T #H1T #H2T #Vs elim Vs -Vs
 [ #_ normalize in ⊢ (????%); /2 width=1 by cnx_csx/
 | #V #Vs #IHV #H
@@ -41,5 +41,5 @@ qed.
 
 (* Note: strong normalization does not depend on this any more *)
 lemma csx_applv_sort (h) (G) (L):
-      ∀s,Vs. ⦃G,L⦄ ⊢ ⬈*[h] 𝐒⦃Vs⦄ → ⦃G,L⦄ ⊢ ⬈*[h] 𝐒⦃ⒶVs.⋆s⦄.
+      ∀s,Vs. ❪G,L❫ ⊢ ⬈*𝐒[h] Vs → ❪G,L❫ ⊢ ⬈*𝐒[h] ⒶVs.⋆s.
 /3 width=6 by csx_applv_cnx, cnx_sort, simple_atom/ qed.