Here you can find the source of degrees2Radians(final double deg)
public static double degrees2Radians(final double deg)
//package com.java2s; /**//from w ww . ja v a 2 s .c om * Utility methods for Complex-Polar / Polar-Complex conversions.<br> * <br> * ---------------------<br> * The MIT License (MIT)<br> * <br> * Copyright (c) 2015 Olav Holten<br> * <br> * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions:<br> * <br> * The above copyright notice and this permission notice shall be included in<br> * all copies or substantial portions of the Software.<br> * <br> * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ public class Main { public static final double RAD_TWO_PI = 2d * Math.PI; public static final double DEG_360 = 360d; public static double degrees2Radians(final double deg) { return RAD_TWO_PI * (deg / DEG_360); } }