/** * {@inheritDoc} */ public double add(int row, int col, double delta) { double old = get(row, col); set(row, col, old+delta); return old; }
/** * {@inheritDoc} */ public double[] getColumn(int column) { checkIndices(0, column); double[] values = new double[rows]; for (int row = 0; row < rows; ++row) values[row] = get(row, column); return values; }
/** * {@inheritDoc} */ public double[] getColumn(int column) { checkIndices(0, column); double[] values = new double[rows]; for (int row = 0; row < rows; ++row) values[row] = get(row, column); return values; }