Equation 12.10.3433BC8E188D93

\begin{equation} \begin{aligned} F(s)& =\log (1+s)+1-\left(1-\log \frac{s}{1+s}\right)^\alpha ,\\ q(s)& =sF'(s)=\frac{s+\alpha (1-\log (s/(1+s)))^{\alpha -1}}{1+s}. \end{aligned} \end{equation}