X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Ffsle.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Ffsle.ma;h=0bc0b308779c763bde57c9e07750f3f3a7514942;hb=8ec019202bff90959cf1a7158b309e7f83fa222e;hp=5eb02293ee16ba9b14fad12344b590bbf531a75a;hpb=33d0a7a9029859be79b25b5a495e0f30dab11f37;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/fsle.ma b/matita/matita/contribs/lambdadelta/static_2/static/fsle.ma
index 5eb02293e..0bc0b3087 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/fsle.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/fsle.ma
@@ -21,7 +21,7 @@ include "static_2/static/frees.ma".
 (* FREE VARIABLES INCLUSION FOR RESTRICTED CLOSURES *************************)
 
 definition fsle: bi_relation lenv term ≝ λL1,T1,L2,T2.
-                 ∃∃n1,n2,f1,f2. L1 ⊢ 𝐅+❪T1❫ ≘ f1 & L2 ⊢ 𝐅+❪T2❫ ≘ f2 &
+                 ∃∃n1,n2,f1,f2. L1 ⊢ 𝐅+❨T1❩ ≘ f1 & L2 ⊢ 𝐅+❨T2❩ ≘ f2 &
                                 L1 ≋ⓧ*[n1,n2] L2 & ⫰*[n1]f1 ⊆ ⫰*[n2]f2.
 
 interpretation "free variables inclusion (restricted closure)"
@@ -32,8 +32,8 @@ interpretation "free variables inclusion (term)"
 
 (* Basic properties *********************************************************)
 
-lemma fsle_sort: ∀L,s1,s2. ❪L,⋆s1❫ ⊆ ❪L,⋆s2❫.
+lemma fsle_sort: ∀L,s1,s2. ❨L,⋆s1❩ ⊆ ❨L,⋆s2❩.
 /3 width=8 by frees_sort, pr_sle_refl, ex4_4_intro/ qed.
 
-lemma fsle_gref: ∀L,l1,l2. ❪L,§l1❫ ⊆ ❪L,§l2❫.
+lemma fsle_gref: ∀L,l1,l2. ❨L,§l1❩ ⊆ ❨L,§l2❩.
 /3 width=8 by frees_gref, pr_sle_refl, ex4_4_intro/ qed.