\begin{ccRefFunction}{operator-}
\ccTexHtml{\ccSetThreeColumns{Vector_2<R>X }{}{\hspace*{8.0cm}}}{}

\ccFunction{Vector_2<R> operator-(const Point_2<R> &p,
                                  const Point_2<R> &q);}
       {returns the difference vector between \ccStyle{q} and \ccStyle{p}. 
        You can substitute \ccc{ORIGIN} for either \ccc{p} or \ccc{q}
        ,but not for both.}

\ccFunction{Point_2<R> operator-(const Point_2<R> &p,
                                 const Vector_2<R> &v);}
       {returns the point obtained by translating \ccStyle{p} by the 
        vector -\ccStyle{v}.}

\ccFunction{Vector_3<R> operator-(const Point_3<R> &p,
                                  const Point_3<R> &q);}
       {returns the difference vector between \ccStyle{q} and \ccStyle{p}.
        You can substitute \ccc{ORIGIN} for either $p$
	or $q$, but not both.}

\ccFunction{Point_3<R> operator-(const Point_3<R> &p,
                                 const Vector_3<R> &v);}
       {returns a point obtained by translating \ccStyle{p} by the 
        vector $-$\ccStyle{v}.}

\ccSeeAlso
\ccRefIdfierPage{CGAL::operator+} \\
\ccRefIdfierPage{CGAL::operator*} \\


\end{ccRefFunction}

