(* *)
(**************************************************************************)
-(* GENERAL NOTATION USED BY THE FORMAL SYSTEM λδ ****************************)
+(* GROUND NOTATION **********************************************************)
notation "hvbox( ↓ term 70 T )"
- non associative with precedence 70
- for @{ 'DownArrow $T }.
+ non associative with precedence 70
+ for @{ 'DownArrow $T }.