played</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="details"><a class="anchor" href="#details"></a>Details</h2>

    <p><code>add_arc</code> supports POINT sf objects</p>
<p>MULTIPOINT objects will be treated as single points. That is, if an sf objet
has one row with a MULTIPOINT object consisting of two points, this will
be expanded to two rows of single POINTs.
Therefore, if the origin is a MULTIPOINT of two points, and the destination is
a single POINT, the code will error as there will