Equation 7.12.385B06455E0FF

\begin{equation} \int _ A\prod _{i=1}^ ng_ i^{1/n}\, \mathrm d\nu \leq \prod _{i=1}^ n\Bigl (\int _ Ag_ i\, \mathrm d\nu \Bigr )^{1/n} \end{equation}