class SparseFieldMatrix extends AbstractFieldMatrix<T> {

    @Override
    public int getRowDimension() {
        return rows;
    }

    public  SparseFieldMatrix(final Field<T> field);
    public  SparseFieldMatrix(final Field<T> field,
                             final int rowDimension, final int columnDimension);
    public  SparseFieldMatrix(SparseFieldMatrix<T> other);
    public  SparseFieldMatrix(FieldMatrix<T> other);

}