X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fstatic%2Flsuba_lsuba.ma;h=eb7ae1386e663b6dc64c002d73f3fd0ce879bfb3;hb=3cf712a7a75b57fb24f8dbed3f6f28d70dbf5be3;hp=2738570abb0ab7ff38e743a5d41bc1c779c68f37;hpb=29973426e0227ee48368d1c24dc0c17bf2baef77;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/static/lsuba_lsuba.ma b/matita/matita/contribs/lambdadelta/basic_2/static/lsuba_lsuba.ma
index 2738570ab..eb7ae1386 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/static/lsuba_lsuba.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/static/lsuba_lsuba.ma
@@ -18,8 +18,8 @@ include "basic_2/static/lsuba_aaa.ma".
 
 (* Main properties **********************************************************)
 
-theorem lsuba_trans: ∀L1,L. L1 ⁝⊑ L → ∀L2. L ⁝⊑ L2 → L1 ⁝⊑ L2.
-#L1 #L #H elim H -L1 -L
+theorem lsuba_trans: ∀G,L1,L. G ⊢ L1 ⁝⊑ L → ∀L2. G ⊢ L ⁝⊑ L2 → G ⊢ L1 ⁝⊑ L2.
+#G #L1 #L #H elim H -L1 -L
 [ #X #H >(lsuba_inv_atom1 … H) -H //
 | #I #L1 #L #Y #HL1 #IHL1 #X #H
   elim (lsuba_inv_pair1 … H) -H * #L2