- revision of ground_2 and basic_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / substitution / fqu.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma b/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma
index 47bd0eabe6f09d811e4b97f3e2b534d49119ea16..4e7ded1c0bd27cb81bef713b7286b1424a94f4b9 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/substitution/fqu.ma
@@ -40,7 +40,7 @@ lemma fqu_drop_lt: ∀G,L,K,T,U,m. 0 < m →
 qed.
 
 lemma fqu_lref_S_lt: ∀I,G,L,V,i. 0 < i → ⦃G, L.ⓑ{I}V, #i⦄ ⊐ ⦃G, L, #(i-1)⦄.
-/3 width=3 by fqu_drop, drop_drop, lift_lref_ge_minus/
+/4 width=3 by fqu_drop, drop_drop, lift_lref_ge_minus, yle_inj/
 qed.
 
 (* Basic forward lemmas *****************************************************)