pos_sum

poscar_modify.pos_sum(factor: np.ndarray | list[float], cartesian=False)

Add the Factor (Fx,Fy,Fz) to each position

Parameters:

factornp.ndarray|list[float]

3 numbers, the factor to add to each position

cartesianbool

should the operation be done in Cartesian (True) or direct coordinates (False). Default is False