X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fnotation%2Frelations%2Frdrop_5.ma;h=3fbc10c6406360ac7c6b26d76bbdf0f2c750377d;hb=43282d3750af8831c8100c60d75c56fdfb7ff3c9;hp=70d59f9312ac71104a1fac56e6c654100569df84;hpb=6c985e4e2e7846a2b9abd0c84569f21c24e9ce2f;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/rdrop_5.ma b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/rdrop_5.ma
index 70d59f931..3fbc10c64 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/notation/relations/rdrop_5.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/notation/relations/rdrop_5.ma
@@ -14,6 +14,6 @@
 
 (* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
 
-notation "hvbox( ⇩ [ term 46 s , break term 46 d , break term 46 e ] break term 46 L1 ≡ break term 46 L2 )"
+notation "hvbox( ⬇ [ term 46 s , break term 46 d , break term 46 e ] break term 46 L1 ≡ break term 46 L2 )"
    non associative with precedence 45
    for @{ 'RDrop $s $d $e $L1 $L2 }.