1. The problem is to evaluate the logarithm of a fraction, specifically $\log \frac{2}{ }$. However, the denominator is missing, so the expression is incomplete. 2. The logarithm of a fraction $\log \frac{a}{b}$ can be expressed as $\log a - \log b$. 3. Since the denominator is missing, we cannot proceed with the calculation. Please provide the complete fraction to evaluate the logarithm.