class Array2DRowRealMatrix extends AbstractRealMatrix implements Serializable {

    @Override
    public double getEntry(final int row, final int column)
        throws OutOfRangeException {
        MatrixUtils.checkMatrixIndex(this, row, column);
        return data[row][column];
    }

    public  Array2DRowRealMatrix();
    public  Array2DRowRealMatrix(final int rowDimension,
                                final int columnDimension);
    public  Array2DRowRealMatrix(final double[][] d);
    public  Array2DRowRealMatrix(final double[][] d, final boolean copyArray);
    public  Array2DRowRealMatrix(final double[] v);

}