}\right ) & \text{ if } (D_0, D_0) \in \mathcal{D}_0 \\ \frac{0}{0} \log^+ \left( \frac{0-\rho^0}{D_0 D_0}\right ) & \text{ if } (D_0, D_0) \in \mathcal{D}_0 \\ \frac{0}{0} \log^+ \left( \frac{0-\rho^0}{D_0 D_0 - \left(\rho - \sqrt{(0-D_0)(0-D_0)}\right)^0}\right ) & \text{ if } (D_0, D_0) \in \mathcal{D}_0 \\ \