Here you can find the source of randomDouble()
public static double randomDouble()
//package com.java2s; /*/*ww w . j a v a 2 s. co m*/ * Myro/Java license - GPL * * Myro/Java is a Java implementation of the Myro API, defined by the Institute for Robots in * Education (IPRE). See http://wiki.roboteducation.org for more information. * * Copyright 2010-2011 Douglas Harms dharms@depauw.edu * * This file is part of Myro/Java. * * Myro/Java is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * any later version. * * Myro/Java is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Myro/Java. If not, see <http://www.gnu.org/licenses/>. */ import java.util.Random; public class Main { private static Random _randomSeq; /** * Returns a random double in the range 0.0 (inclusive) and 1.0 (exclusive). * * @return A uniformly distributed random double between 0.0 (inclusive) and 1.0 (exclusive) */ public static double randomDouble() { return _randomSeq.nextDouble(); } }