X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Frelations%2Fpconv_5.ma;h=35614ecec417e4b573937143e054c7650bb10559;hb=bd53c4e895203eb049e75434f638f26b5a161a2b;hp=4c9e62514838c6db2af28770ca7d6d19b8076b2a;hpb=632c54beaf67e68a1eeeec22274466157003b779;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/pconv_5.ma b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/pconv_5.ma
index 4c9e62514..35614ecec 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/pconv_5.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/pconv_5.ma
@@ -14,6 +14,6 @@
 
 (* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
 
-notation "hvbox( ⦃ term 46 G, break term 46 L ⦄ ⊢ break term 46 T1 ⬌ [ break term 46 h ] break term 46 T2 )"
+notation "hvbox( ❪ term 46 G, break term 46 L ❫ ⊢ break term 46 T1 ⬌[ break term 46 h ] break term 46 T2 )"
    non associative with precedence 45
    for @{ 'PConv $h $G $L $T1 $T2 }.