X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Frelations%2Fpredtysn_4.ma;h=f900505eaed7c09e976301013261a47ab884f7a5;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hp=5c028b6d21e8544b4e144fc1ed457c715b8e7fbe;hpb=d7c5846e4a362a366f5600d079e08f8a75b9d566;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_4.ma b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_4.ma
index 5c028b6d2..f900505ea 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_4.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_4.ma
@@ -14,6 +14,6 @@
 
 (* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
 
-notation "hvbox( ⦃ term 46 G, break term 46 L1 ⦄ ⊢ ⬈[ break term 46 h ] break term 46 L2 )"
+notation "hvbox( ❪ term 46 G, break term 46 L1 ❫ ⊢ ⬈[ break term 46 h ] break term 46 L2 )"
    non associative with precedence 45
    for @{ 'PRedTySn $h $G $L1 $L2 }.