1 // Copyright 2009 The Go Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style
3 // license that can be found in the LICENSE file.
5 // Copyright ©2015 The Gonum Authors. All rights reserved.
6 // Use of this source code is governed by a BSD-style
7 // license that can be found in the LICENSE file.
9 //+build !noasm,!appengine
13 // Sqrt returns the square root of x.
20 func Sqrt(x float32) float32