/* Copyright (c) 2005 Stanford University and Christopher Bruns
 * 
 * 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:
 * 
 * The above copyright notice and this permission notice shall be included 
 * in all copies or substantial portions of the Software.
 * 
 * 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.
 */

/*
 * Created on Nov 29, 2005
 * Original author: Christopher Bruns
 */
package org.simtk.geometry3d;

public interface MathMatrix {
    public int getRowCount();
    public int getColumnCount();
    public double get(int i, int j);
    public MathMatrix transpose();
    public MathMatrix plus(MathMatrix m2);
    public MathMatrix minus(MathMatrix m2);
    public MathMatrix times(double d);
    public MathVector times(MathVector v);
    public MathMatrix times(MathMatrix m2);
    public double trace();
    public MathVector getDiagonal();
    public MathVector getRow(int i);
    public MathVector getColumn(int j);
    // public Matrix3D m3(); // Convert to Matrix3D
}