Copyright 2010 The Go Authors. All rights reserved. Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.

package math
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 (,  float32) ( float32) {
	switch {
	case IsNaN(float64()) || IsNaN(float64()): // special case
		 = float32(NaN())
	case  == :
		 = 
	case  == 0:
		 = float32(Copysign(float64(Float32frombits(1)), float64()))
	case ( > ) == ( > 0):
		 = Float32frombits(Float32bits() + 1)
	default:
		 = Float32frombits(Float32bits() - 1)
	}
	return
}
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 (,  float64) ( float64) {
	switch {
	case IsNaN() || IsNaN(): // special case
		 = NaN()
	case  == :
		 = 
	case  == 0:
		 = Copysign(Float64frombits(1), )
	case ( > ) == ( > 0):
		 = Float64frombits(Float64bits() + 1)
	default:
		 = Float64frombits(Float64bits() - 1)
	}
	return