">        </span><span class="sd">&quot;&quot;&quot;Return the descriptor derivatives for the given systems and given centers.</span>

<span class="sd">        Args:</span>
<span class="sd">            system (:class:`ase.Atoms` or list of :class:`ase.Atoms`): One or</span>
<span class="sd">                many atomic structures.</span>
<span class="sd">            centers (list): Centers where to calculate the descriptor. Can be</span>
<span class="sd">                provided as cartesian positions or ato