a class="reference internal" href="tutorials/descriptors/ewald_sum_matrix.html"><span class="doc">Ewald sum matrix</span></a></p></td>
<td><p>✓</p></td>
<td></td>
</tr>
<tr class="row-odd"><td><p><a class="reference internal" href="tutorials/descriptors/acsf.html"><span class="doc">Atom-centered Symmetry Functions (ACSF)</span></a></p></td>
<td><p>✓</p></td>
<td></td>
</tr>
<tr class="row-even"><td><p><a class="reference internal" href="tutorials/descriptors/soap.html"><span class="doc">Smooth Overlap o