Here you can find the source of sqrt(double[] vector)
public static void sqrt(double[] vector)
//package com.java2s; /*/*from w w w . j a v a 2 s. co m*/ * Copyright (C) 2017 Daniel H. Huson * * (Some files contain contributions from other authors, who are then mentioned separately.) * * This program 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 * (at your option) any later version. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static void sqrt(double[] vector) { for (int i = 0; i < vector.length; i++) vector[i] = Math.sqrt(vector[i]); } }