X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fpr_isf_isu.ma;h=1a369df3a74319925023606866e87f116102fa20;hb=85fcff9664b400a1cf25f383505638ffe34222b6;hp=e6a1b74a2c0b0b131ce3e3ad66ab7b80d25b40f8;hpb=f8b4eb67c2437f7b5174d7dca46e102e0ac0d19d;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/pr_isf_isu.ma b/matita/matita/contribs/lambdadelta/ground/relocation/pr_isf_isu.ma
index e6a1b74a2..1a369df3a 100644
--- a/matita/matita/contribs/lambdadelta/ground/relocation/pr_isf_isu.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/pr_isf_isu.ma
@@ -20,7 +20,7 @@ include "ground/relocation/pr_isf.ma".
 (* Constructions with pr_isu ************************************************)
 
 (*** isuni_fwd_isfin *)
-lemma pr_isf_isu (f): 𝐔❪f❫ → 𝐅❪f❫.
+lemma pr_isf_isu (f): 𝐔❨f❩ → 𝐅❨f❩.
 #f #H elim H -f
 /3 width=1 by pr_isf_next, pr_isf_isi/
 qed.