X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Flsubf_lsubf.ma;h=7d162a58ed9fdc7c84dffe124c4e4c353de6fdd3;hp=63173fbf7f0feaa436d7991a30de304928b1e61c;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/lsubf_lsubf.ma b/matita/matita/contribs/lambdadelta/static_2/static/lsubf_lsubf.ma
index 63173fbf7..7d162a58e 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/lsubf_lsubf.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/lsubf_lsubf.ma
@@ -20,9 +20,9 @@ include "static_2/static/lsubf.ma".
 (* Main properties **********************************************************)
 
 theorem lsubf_sor:
-        ∀K,L,g1,f1. ⦃K,g1⦄ ⫃𝐅+ ⦃L,f1⦄ →
-        ∀g2,f2. ⦃K,g2⦄ ⫃𝐅+ ⦃L,f2⦄ →
-        ∀g. g1 ⋓ g2 ≘ g → ∀f. f1 ⋓ f2 ≘ f → ⦃K,g⦄ ⫃𝐅+ ⦃L,f⦄.
+        ∀K,L,g1,f1. ❪K,g1❫ ⫃𝐅+ ❪L,f1❫ →
+        ∀g2,f2. ❪K,g2❫ ⫃𝐅+ ❪L,f2❫ →
+        ∀g. g1 ⋓ g2 ≘ g → ∀f. f1 ⋓ f2 ≘ f → ❪K,g❫ ⫃𝐅+ ❪L,f❫.
 #K elim K -K
 [ #L #g1 #f1 #H1 #g2 #f2 #H2 #g #Hg #f #Hf
   elim (lsubf_inv_atom1 … H1) -H1 #H1 #H destruct