\section{Intersect Data Structures}
Here are the data structures with brief descriptions:\begin{CompactList}
\item\contentsline{section}{{\bf red\_\-black\_\-node} }{\pageref{structred__black__node}}{}
\item\contentsline{section}{{\bf red\_\-black\_\-tree} }{\pageref{structred__black__tree}}{}
\end{CompactList}
