(* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
-notation "hvbox( L ⊢ break term 46 T ⁝ break term 46 A )"
+notation "hvbox( ⦃G, L⦄ ⊢ break term 46 T ⁝ break term 46 A )"
non associative with precedence 45
for @{ 'AtomicArity $L $T $A }.