123   PetscScalar  theta, Vd, Vq, SE;  in SetInitialGuess()  local
157     Vd = Vr * PetscCosScalar(theta) - Vi * PetscSinScalar(theta);  in SetInitialGuess()
160     Edp = Vd + Rs[i] * Id - Xqp[i] * Iq; /* d-axis transient EMF */  in SetInitialGuess()
212   PetscScalar  Vd, Vq, SE;  in ResidualFunction()  local
261     PetscCall(ri2dq(Vr, Vi, delta, &Vd, &Vq));  in ResidualFunction()
271     fgen[idx + 4] = Zdq_inv[0] * (-Edp + Vd) + Zdq_inv[1] * (-Eqp + Vq) + Id;  in ResidualFunction()
272     fgen[idx + 5] = Zdq_inv[2] * (-Edp + Vd) + Zdq_inv[3] * (-Eqp + Vq) + Iq;  in ResidualFunction()
280     Vm = PetscSqrtScalar(Vd * Vd + Vq * Vq);  in ResidualFunction()
438   PetscScalar        Vd, Vq;  in ResidualJacobian()  local
515     PetscCall(ri2dq(Vr, Vi, delta, &Vd, &Vq));  in ResidualJacobian()
590     Vm = PetscSqrtScalar(Vd * Vd + Vq * Vq);  in ResidualJacobian()
615     dVm_dVd = Vd / Vm;  in ResidualJacobian()