X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground_2%2Fnotation%2Frelations%2Frminus_3.ma;h=87177eb976c93e3ce00c2c3343ec610a607e839b;hb=1fd63df4c77f5c24024769432ea8492748b4ac79;hp=1d397e53663838d3f7ce8160e9c3b3d964d60c38;hpb=5102e7f780e83c7fef1d3826f81dfd37ee4028bc;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/ground_2/notation/relations/rminus_3.ma b/matita/matita/contribs/lambdadelta/ground_2/notation/relations/rminus_3.ma
index 1d397e536..87177eb97 100644
--- a/matita/matita/contribs/lambdadelta/ground_2/notation/relations/rminus_3.ma
+++ b/matita/matita/contribs/lambdadelta/ground_2/notation/relations/rminus_3.ma
@@ -14,6 +14,6 @@
 
 (* GENERAL NOTATION USED BY THE FORMAL SYSTEM λδ ****************************)
 
-notation "hvbox( T1 ▭ break term 46 T2 ≡ break term 46 T )"
+notation "hvbox( T1 ▭ break term 46 T2 ≘ break term 46 T )"
    non associative with precedence 45
    for @{ 'RMinus $T1 $T2 $T }.