def fmod_z
import bend-collections-laws-math@1.0.0.0/src/math/f64.bend as F64import Base
1083def fmod_z(+x: F64, +y: F64, zx: Bool) -> F64:
1084 match zx:
1085 case True{}:
1086 x
1087 case False{}:
1088 fmod_fin(x, y, Nat.is_lt(dexp(x), dexp(y)))