From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 16 Apr 2024 21:23:18 +0200 Subject: Adding upstream version 1.20.14. Signed-off-by: Daniel Baumann --- src/math/cmplx/phase.go | 11 +++++++++++ 1 file changed, 11 insertions(+) create mode 100644 src/math/cmplx/phase.go (limited to 'src/math/cmplx/phase.go') diff --git a/src/math/cmplx/phase.go b/src/math/cmplx/phase.go new file mode 100644 index 0000000..03cece8 --- /dev/null +++ b/src/math/cmplx/phase.go @@ -0,0 +1,11 @@ +// 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" + +// Phase returns the phase (also called the argument) of x. +// The returned value is in the range [-Pi, Pi]. +func Phase(x complex128) float64 { return math.Atan2(imag(x), real(x)) } -- cgit v1.2.3