diffcalc.util ============= .. automodule:: diffcalc.util .. rubric:: Functions .. autosummary:: allnum angle_between_vectors angles_equivalent bound cross3 dot3 is_small isnum normalised sign solve_h_fixed_q solve_k_fixed_q solve_l_fixed_q x_rotation xyz_rotation y_rotation z_rotation zero_round .. rubric:: Exceptions .. autosummary:: DiffcalcException