law c4
import lawful-bytes@0.1.1.0/proof_fast_append.bend as ProofFastAppendimport Base
711law c4:
712 for +o: Nat
713 for +y: Nat
714 for +np: Nat
715 for +h: {Nat.is_lt(Nat.add(o, Nat.add(4n, y)), Nat.add(np, 4n)) == True{} : Bool}
716 {Nat.is_lt(Nat.add(o, y), np) == True{} : Bool}