English: Therefore you $\left( \frac{r^{2}R^{''}(r) + rR^{'}(r)}{R(r)} \right) = \frac{ϴ^{''}(\theta)}{ϴ(\theta)}$.
Telugu: అందువల్ల మీరు $\లెఫ్ట్( \frac{r^{2}R^{'}(r) + rR^{'}(r)}{R(r)} \కుడి) = \frac{Θ^{'}(\teta)}{Θ(\theta)}$.