\begin{ccRefClass}{Origin}
\ccInclude{Origin.h}

\ccDefinition
\cgal\ defines a symbolic constant
\ccStyle{ORIGIN}  which denotes the point at the origin.
\ccRefName\ is the type of this constant.
It is used in the conversion between points and vectors.

\ccSeeAlso
\ccc{Point_2<R>}, \ccc{Point_3<R>},
\ccc{Vector_2<R>}, \ccc{Vector_3<R>},
\ccc{operator+}, \ccc{operator-}
\end{ccRefClass}
