def Add.bits
import bend-collections-laws-math@1.0.0.0/spec/math/u64.bend as U64import Base
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as U
38def Add.bits(+a: U.U64, +b: U.U64) -> Type:
39 {bits(U.add(a, b)) == Word.add(64n, bits(a), bits(b)) : Word(64n)}