def cartisian_from_fractional(coordinate, lattice_array):
orthogonalisation_M = np.matrix(lattice_array)<EOL>orthogonal = orthogonalisation_M * coordinate.reshape(-<NUM_LIT:1>, <NUM_LIT:1>)<EOL>return np.array(orthogonal.reshape(<NUM_LIT:1>, -<NUM_LIT:1>))<EOL>
Return cartesian coordinate from a fractional one.