/** * {@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[][] toDenseArray() { double[][] values = new double[rows()][columns()]; for (int r = 0; r < rows(); ++r) for (int c = 0; c < columns(); ++c) values[r][c] = get(r, c); return values; }
/** * {@inheritDoc} */ public double[][] toDenseArray() { double[][] values = new double[rows()][columns()]; for (int r = 0; r < rows(); ++r) for (int c = 0; c < columns(); ++c) values[r][c] = get(r, c); return values; }