// 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 | |

// Polar returns the absolute value r and phase θ of x, | |

// such that x = r * e**θi. | |

// The phase is in the range [-Pi, Pi]. | |

func Polar(x complex128) (r, θ float64) { | |

return Abs(x), Phase(x) | |

} |