ing a contact between two particles.">ContactPP</a></code> or <code><a class="el" href="classnetdem_1_1_contact_p_w.html" title="A class representing a contact between a particle and a wall.">ContactPW</a></code> object representing the contact point(s). </td></tr>
    <tr><td class="paramname">dt</td><td>The time step size for the simulation. </td></tr>
  </table>
  </dd>
</dl>

<p>Reimplemented in <a class="el" href="classnetdem_1_1_parallel_bond.html#a97765eef76db194d6c2214bc849af6e3">netdem::ParallelBon