update in ground

[helm.git] / matita / matita / contribs / lambdadelta / basic_2A / multiple / lifts_lifts.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2A/multiple/lifts_lifts.ma b/matita/matita/contribs/lambdadelta/basic_2A/multiple/lifts_lifts.ma
index 5696f2ba7a901a7f9bb58d1dcc569cbde57a8ebf..fe447ef32ad7e2691554bb4f75d4891b2f41436b 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2A/multiple/lifts_lifts.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2A/multiple/lifts_lifts.ma
@@ -19,8 +19,7 @@ include "basic_2A/multiple/lifts_lift.ma".
 
 (* Main properties **********************************************************)
 
-(* Basic_1: was: lift1_lift1 (left to right) *)
 theorem lifts_trans: ∀T1,T,cs1. ⬆*[cs1] T1 ≡ T → ∀T2:term. ∀cs2. ⬆*[cs2] T ≡ T2 →
-                     ⬆*[cs1 @@ cs2] T1 ≡ T2.
+                     ⬆*[cs1 ;; cs2] T1 ≡ T2.
 #T1 #T #cs1 #H elim H -T1 -T -cs1 /3 width=3 by lifts_cons/
 qed.