(* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
-notation "hvbox( L â\8a¢ ð\9d\90\85 +â\9dª break term 46 T â\9d« ≘ break term 46 f )"
+notation "hvbox( L â\8a¢ ð\9d\90\85 +â\9d¨ break term 46 T â\9d© ≘ break term 46 f )"
non associative with precedence 45
for @{ 'FreePlus $L $T $f }.