}}$]{}; (0.00,-.0) node [$0$]{};      (0,-0.0) node [${c}_{0}$]{}; (0,-0.0) node [${c}_{0}$]{}; (0.0,-0.0) node [${c}_{0}$]{}; (0.00,-0.0) node [${c}_{0}$]{};  -   Case 0(ii): ${\pazocal{C}}_{\gamma}$ is a hyperbola and $\gamma 