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Source file src/math/cmplx/rect.go

Documentation: math/cmplx

     1  // Copyright 2010 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.
     4  
     5  package cmplx
     6  
     7  import "math"
     8  
     9  // Rect returns the complex number x with polar coordinates r, θ.
    10  func Rect(r, θ float64) complex128 {
    11  	s, c := math.Sincos(θ)
    12  	return complex(r*c, r*s)
    13  }
    14  

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