X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Frelations%2Fprednormal_4.ma;h=d8c5d1535f18b0a367ea7b4ef0c8b04466baa78f;hp=c718260cfa6c768770d9b27ee39dc318da222664;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hpb=3b7b8afcb429a60d716d5226a5b6ab0d003228b1

diff --git a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/prednormal_4.ma b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/prednormal_4.ma
index c718260cf..d8c5d1535 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/prednormal_4.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/prednormal_4.ma
@@ -14,6 +14,6 @@
 
 (* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
 
-notation "hvbox( ⦃ term 46 G, break term 46 L ⦄ ⊢ ➡ [ break term 46 h ] 𝐍 ⦃ break term 46 T ⦄ )"
+notation "hvbox( ❪ term 46 G, break term 46 L ❫ ⊢ ➡[ break term 46 h ] 𝐍❪ break term 46 T ❫ )"
    non associative with precedence 45
    for @{ 'PRedNormal $h $G $L $T }.