h2><span class="anchor" id="src"></span>Source Code</h2>
    <div class="highlight"><pre><span></span>  <span class="k">FUNCTION </span><span class="n">fRE_H_3D</span><span class="p">(</span><span class="n">params</span><span class="p">,</span><span class="n">F</span><span class="p">,</span><span class="n">eta</span><span class="p">,</span><span class="n">g</span><span class="p">,</span><span class="n">R</span><span class="p">,</span><span class="n">Z</span><span class="p">,</span><span class="n">R0</span><