(* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
-notation "hvbox( â\9dª term 46 G, break term 46 L â\9d« ⊢ break term 46 T1 ⬌η[ break term 46 h ] break term 46 T2 )"
+notation "hvbox( â\9d¨ term 46 G, break term 46 L â\9d© ⊢ break term 46 T1 ⬌η[ break term 46 h ] break term 46 T2 )"
non associative with precedence 45
for @{ 'PConvEta $h $G $L $T1 $T2 }.