X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Ffsle.ma;h=19161254885dd49d9ca9d8bc182bd4980d04220d;hb=613d8642b1154dde0c026cbdcd96568910198251;hp=51c334d1073d0e21b1014979e6278d39730e92da;hpb=f308429a0fde273605a2330efc63268b4ac36c99;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 51c334d10..191612548 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/fsle.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/fsle.ma
@@ -12,7 +12,8 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "ground_2/relocation/rtmap_id.ma".
+include "ground/xoa/ex_4_4.ma".
+include "ground/relocation/rtmap_id.ma".
 include "static_2/notation/relations/subseteq_4.ma".
 include "static_2/syntax/lveq.ma".
 include "static_2/static/frees.ma".
@@ -20,7 +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)"
@@ -31,8 +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, 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, sle_refl, ex4_4_intro/ qed.