X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fstatic_2%2Fstatic%2Frex_rex.ma;h=ba250697aa4eb12fcc0a19feb494101870cba3d1;hb=dc605ae41c39773f55381f241b1ed3db4acf5edd;hp=5604348bf9c82b7e147b8850d61b53b21dee0bf6;hpb=bd53c4e895203eb049e75434f638f26b5a161a2b;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/static_2/static/rex_rex.ma b/matita/matita/contribs/lambdadelta/static_2/static/rex_rex.ma
index 5604348bf..ba250697a 100644
--- a/matita/matita/contribs/lambdadelta/static_2/static/rex_rex.ma
+++ b/matita/matita/contribs/lambdadelta/static_2/static/rex_rex.ma
@@ -45,7 +45,7 @@ theorem rex_bind (R) (p) (I):
         ∀L1,L2,V1,V2,T. L1 ⪤[R,V1] L2 → L1.ⓑ[I]V1 ⪤[R,T] L2.ⓑ[I]V2 →
         L1 ⪤[R,ⓑ[p,I]V1.T] L2.
 #R #p #I #L1 #L2 #V1 #V2 #T * #f1 #HV #Hf1 * #f2 #HT #Hf2
-lapply (sex_fwd_bind … Hf2) -Hf2 #Hf2 elim (sor_isfin_ex f1 (⫱f2))
+lapply (sex_fwd_bind … Hf2) -Hf2 #Hf2 elim (sor_isfin_ex f1 (⫰f2))
 /3 width=7 by frees_fwd_isfin, frees_bind, sex_join, isfin_tl, ex2_intro/
 qed.
 
@@ -59,7 +59,7 @@ qed.
 theorem rex_bind_void (R) (p) (I):
         ∀L1,L2,V,T. L1 ⪤[R,V] L2 → L1.ⓧ ⪤[R,T] L2.ⓧ → L1 ⪤[R,ⓑ[p,I]V.T] L2.
 #R #p #I #L1 #L2 #V #T * #f1 #HV #Hf1 * #f2 #HT #Hf2
-lapply (sex_fwd_bind … Hf2) -Hf2 #Hf2 elim (sor_isfin_ex f1 (⫱f2))
+lapply (sex_fwd_bind … Hf2) -Hf2 #Hf2 elim (sor_isfin_ex f1 (⫰f2))
 /3 width=7 by frees_fwd_isfin, frees_bind_void, sex_join, isfin_tl, ex2_intro/
 qed.