directions

DrivenControl.directions

Returns the Bloch sphere rotation directions.

Returns

The Bloch sphere rotation direction on each segment, $\{\mathbf v_n/|\mathbf v_n|\}$, where $\mathbf v_n=(\Omega_n\cos\phi_n, \Omega_n\sin\phi_n, \Delta_n)$.

Return type

np.ndarray