\section{UPLUS Overloaded Unary Plus Operator}

\subsection{Usage}

This is a method that is invoked when a variable is preceeded by a "+",
and is invoked when you call
\begin{verbatim}
   c = uplus(a)
\end{verbatim}
or for 
\begin{verbatim}
   c = +a
\end{verbatim}
