X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Frelocation%2Flifts_simple.ma;h=5984132eb6129d46c70a66854624d144a660658a;hp=4a01cd1ff2cb56c7bb8b973a657f0c3a9d576062;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_simple.ma b/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_simple.ma
index 4a01cd1ff..5984132eb 100644
--- a/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_simple.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/relocation/lifts_simple.ma
@@ -20,13 +20,13 @@ include "static_2/relocation/lifts.ma".
 (* Forward lemmas with simple terms *****************************************)
 
 (* Basic_2A1: includes: lift_simple_dx *)
-lemma lifts_simple_dx: ∀f,T1,T2. ⇧*[f] T1 ≘ T2 → 𝐒⦃T1⦄ → 𝐒⦃T2⦄.
+lemma lifts_simple_dx: ∀f,T1,T2. ⇧*[f] T1 ≘ T2 → 𝐒❪T1❫ → 𝐒❪T2❫.
 #f #T1 #T2 #H elim H -f -T1 -T2 //
 #f #p #I #V1 #V2 #T1 #T2 #_ #_ #_ #_ #H elim (simple_inv_bind … H)
 qed-.
 
 (* Basic_2A1: includes: lift_simple_sn *)
-lemma lifts_simple_sn: ∀f,T1,T2. ⇧*[f] T1 ≘ T2 → 𝐒⦃T2⦄ → 𝐒⦃T1⦄.
+lemma lifts_simple_sn: ∀f,T1,T2. ⇧*[f] T1 ≘ T2 → 𝐒❪T2❫ → 𝐒❪T1❫.
 #f #T1 #T2 #H elim H -f -T1 -T2 //
 #f #p #I #V1 #V2 #T1 #T2 #_ #_ #_ #_ #H elim (simple_inv_bind … H)
 qed-.