X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2A%2Fmultiple%2Flifts_lifts.ma;h=30a7dd0953cf628b532abebcfe1f9ea85c18ca46;hb=291fe1d3b56faf91d07099f43f3ebde2988649e1;hp=fe447ef32ad7e2691554bb4f75d4891b2f41436b;hpb=b5507c449ba38a76666a35664f9cf4e1953ad8ec;p=helm.git

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 fe447ef32..30a7dd095 100644
--- a/matita/matita/contribs/lambdadelta/basic_2A/multiple/lifts_lifts.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2A/multiple/lifts_lifts.ma
@@ -20,6 +20,6 @@ include "basic_2A/multiple/lifts_lift.ma".
 (* Main properties **********************************************************)
 
 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.