def u32_checked_sub

import bend-collections-laws-math@1.0.0.0/src/math/fixed.bend as Fixed

import Base

94def u32_checked_sub(+a: U32, +b: U32) -> Maybe<&2, U32>:
95  opt(U32, U32.is_lt(a, b), U32.sub(a, b))

Uses (5)