Compute the dot product (a scalar) between two vectors. - Java java.lang

Java examples for java.lang:Math Vector

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Description

Compute the dot product (a scalar) between two vectors.

Demo Code

/*//from   w w  w. ja  v  a  2s. c  o  m
 * (C) 2004 - Geotechnical Software Services
 * 
 * This code is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public 
 * License as published by the Free Software Foundation; either 
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This code 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this program; if not, write to the Free 
 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, 
 * MA  02111-1307, USA.
 */
//package com.java2s;

public class Main {
    /**
     * Compute the dot product (a scalar) between two vectors.
     * 
     * @param v0, v1  Vectors to compute dot product between [x,y,z].
     * @return        Dot product of given vectors.
     */
    public static double computeDotProduct(double[] v0, double[] v1) {
        return v0[0] * v1[0] + v0[1] * v1[1] + v0[2] * v1[2];
    }
}

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