func math.Copysign

12 uses

	math (current package)
		atan2.go#L44: 			return Copysign(0, y)
		atan2.go#L46: 		return Copysign(Pi, y)
		atan2.go#L48: 		return Copysign(Pi/2, y)
		atan2.go#L53: 				return Copysign(Pi/4, y)
		atan2.go#L55: 				return Copysign(0, y)
		atan2.go#L60: 			return Copysign(3*Pi/4, y)
		atan2.go#L62: 			return Copysign(Pi, y)
		atan2.go#L65: 		return Copysign(Pi/2, y)
		copysign.go#L9: func Copysign(f, sign float64) float64 {
		ldexp.go#L35: 		return Copysign(0, frac) // underflow
		nextafter.go#L21: 		r = float32(Copysign(float64(Float32frombits(1)), float64(y)))
		nextafter.go#L44: 		r = Copysign(Float64frombits(1), y)