| // Copyright 2016 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_test | |
| import ( | |
| "fmt" | |
| "math" | |
| "math/cmplx" | |
| ) | |
| func ExampleAbs() { | |
| fmt.Printf("%.1f", cmplx.Abs(3+4i)) | |
| // Output: 5.0 | |
| } | |
| // ExampleExp computes Euler's identity. | |
| func ExampleExp() { | |
| fmt.Printf("%.1f", cmplx.Exp(1i*math.Pi)+1) | |
| // Output: (0.0+0.0i) | |
| } | |
| func ExamplePolar() { | |
| r, theta := cmplx.Polar(2i) | |
| fmt.Printf("r: %.1f, θ: %.1f*π", r, theta/math.Pi) | |
| // Output: r: 2.0, θ: 0.5*π | |
| } | |