_potential_operator</span> <span class="o">=</span> <span class="n">iDEA</span><span class="o">.</span><span class="n">methods</span><span class="o">.</span><span class="n">hartree</span><span class="o">.</span><span class="n">hartree_potential_operator</span>


<div class="viewcode-block" id="HEG"><a class="viewcode-back" href="../../../iDEA.html#iDEA.methods.lda.HEG">[docs]</a><span class="k">class</span> <span class="nc">HEG</span><span class="p">:</span>
    <span class="sd">&quot;&quot;&quot;Class to h