def get_mi_vec ( slab ) : mvec = np . cross ( slab . lattice . matrix [ 0 ] , slab . lattice . matrix [ 1 ] ) return mvec / np . linalg . norm ( mvec )
python equvalent of matlab index
Convenience function which returns the unit vector aligned with the miller index .
def get_mi_vec(slab):
    """
    Convenience function which returns the unit vector aligned
    with the miller index.
    """
    mvec = np.cross(slab.lattice.matrix[0], slab.lattice.matrix[1])
    return mvec / np.linalg.norm(mvec)