mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-02 18:53:22 +00:00
14 lines
348 B
Go
14 lines
348 B
Go
|
// 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 cmplx
|
||
|
|
|
||
|
|
import "math"
|
||
|
|
|
||
|
|
// Rect returns the complex number x with polar coordinates r, θ.
|
||
|
|
func Rect(r, θ float64) complex128 {
|
||
|
|
s, c := math.Sincos(θ)
|
||
|
|
return complex(r*c, r*s)
|
||
|
|
}
|