\section{functions.h File Reference} \label{functions_8h}\index{functions.h@{functions.h}} \subsection*{Namespaces} \begin{CompactItemize} \item namespace {\bf ost} \end{CompactItemize} \subsection*{Functions} \begin{CompactItemize} \item template$<$typename T$>$ const T \& {\bf ost::abs} (const T \&v) \end{CompactItemize}