tbplas.cart2frac
- tbplas.cart2frac(lattice_vectors: ndarray, cartesian_coordinates: ndarray, origin: ndarray = array([0., 0., 0.])) ndarray
Convert Cartesian coordinates to fractional coordinates.
- Parameters:
lattice_vectors – (3, 3) float64 array Cartesian coordinates of lattice vectors
cartesian_coordinates – (num_coord, 3) float64 array Cartesian coordinates to convert
origin – (3,) float64 array Cartesian coordinate of lattice origin
- Returns:
(num_coord, 3) float64 array fractional coordinates in basis of lattice vectors