(* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
-notation "hvbox( â¦\83 term 46 L1, break term 46 f1 â¦\84 â«\83 ð\9d\90\85+ â¦\83 break term 46 L2, break term 46 f2 â¦\84 )"
+notation "hvbox( â\9dª term 46 L1, break term 46 f1 â\9d« â«\83ð\9d\90\85+â\9dª break term 46 L2, break term 46 f2 â\9d« )"
non associative with precedence 45
for @{ 'LRSubEqF $L1 $f1 $L2 $f2 }.