go/src/math/nextafter.go

// Nextafter32 returns the next representable float32 value after x towards y.
//
// Special cases are:
//
//	Nextafter32(x, x)   = x
//	Nextafter32(NaN, y) = NaN
//	Nextafter32(x, NaN) = NaN
func Nextafter32(x, y float32) (r float32) { … }

// Nextafter returns the next representable float64 value after x towards y.
//
// Special cases are:
//
//	Nextafter(x, x)   = x
//	Nextafter(NaN, y) = NaN
//	Nextafter(x, NaN) = NaN
func Nextafter(x, y float64) (r float64) { … }