update in delayed_updating and ground

[helm.git] / matita / matita / contribs / lambdadelta / delayed_updating / reduction / ifr_lift.ma

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/reduction/ifr_lift.ma b/matita/matita/contribs/lambdadelta/delayed_updating/reduction/ifr_lift.ma
index 1d8f5855a143beeb2e37eb06e8f8c3ef00e5dd5b..365447714982e2b05ee86fd519681a77d29c11e2 100644 (file)
--- a/matita/matita/contribs/lambdadelta/delayed_updating/reduction/ifr_lift.ma
+++ b/matita/matita/contribs/lambdadelta/delayed_updating/reduction/ifr_lift.ma
@@ -49,7 +49,7 @@ theorem ifr_lift_bi (f) (t1) (t2) (r):
 (* Note: crux of the proof begins *)
   @(stream_eq_trans … (tr_compose_uni_dx_pap …)) <tr_pap_succ_nap
   @tr_compose_eq_repl // >nsucc_unfold
-  /2 width=1 by tls_succ_lift_rmap_append_L_closed_dx/
+  /2 width=2 by tls_succ_lift_rmap_append_L_closed_dx/
 (* Note: crux of the proof ends *)
 ]
 qed.