def add_lt2
import bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64divv.bend as F64divvimport Base
import bend-collections-laws-math@1.0.0.0/proofs/math/typed/f64light.bend as FL
68def add_lt2(+a: Nat, +b: Nat, +h: {Nat.is_lt(a, b) == True{} : Bool}) -> {Nat.is_lt(Nat.add(a, a), Nat.add(b, b)) == True{} : Bool}:
69 FL.add_lt2(a, b, h)