def Nat.max
import Base755def Nat.max(+a: Nat, +b: Nat) -> Nat:
756 match a b:
757 case 0n _:
758 b
759 case 1n+ap 0n:
760 1n+ap
761 case 1n+ap 1n+bp:
762 1n+Nat.max(ap, bp)
import Base755def Nat.max(+a: Nat, +b: Nat) -> Nat:
756 match a b:
757 case 0n _:
758 b
759 case 1n+ap 0n:
760 1n+ap
761 case 1n+ap 1n+bp:
762 1n+Nat.max(ap, bp)