def checked_div
bend-collections-laws-math@1.0.0.0 · proofs/math/typed/fix64.bend:147
import bend-collections-laws-math@1.0.0.0/proofs/math/typed/fix64.bend as Fix64
import Base
import bend-collections-laws-math@1.0.0.0/spec/math/generic.bend as SG
import bend-collections-laws-math@1.0.0.0/spec/math/fixed.bend as SF
import bend-collections-laws-math@1.0.0.0/src/math/w64.bend as X
import bend-collections-laws-math@1.0.0.0/src/math/u64.bend as WU
import bend-collections-laws-math@1.0.0.0/src/math/fixed.bend as F
147def checked_div(+a: WU.U64, +b: WU.U64) -> SF.CheckedDiv.value(~WU.U64, ~SG.u64_val, ~F.u64_checked_div, a, b):
148 cdiv(a, b, X.is_zero(b), {==})