pyscfad.scf.rohf.ROHF.get_grad# ROHF.get_grad(mo_coeff, mo_occ, fock=None)[source]# RHF orbital gradients Parameters: mo_coeff – 2D ndarray Obital coefficients mo_occ – 1D ndarray Orbital occupancy fock_ao – 2D ndarray Fock matrix in AO representation Returns: Gradients in MO representation. It’s a num_occ*num_vir vector.