X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Frelations%2Fpredtysn_3.ma;h=920b74c79639a42f92438350cab4df6e55a64151;hb=829e3a8af3229c4e625245f7265dd67939da98c4;hp=ea2d222093d71b287a52fbf59e5b58f2b8ce2081;hpb=3c7b4071a9ac096b02334c1d47468776b948e2de;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_3.ma b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_3.ma
index ea2d22209..920b74c79 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_3.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/predtysn_3.ma
@@ -14,6 +14,6 @@
 
 (* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
 
-notation "hvbox( ❪ term 46 G, break term 46 L1 ❫ ⊢ ⬈ break term 46 L2 )"
+notation "hvbox( ❨ term 46 G, break term 46 L1 ❩ ⊢ ⬈ break term 46 L2 )"
    non associative with precedence 45
    for @{ 'PRedTySn $G $L1 $L2 }.