<span class="string">the</span> <span class="string">input</span> <span class="string">distribution</span>
delta    (optional) finite <span class="string">difference</span> <span class="string">parameter.</span> <span class="string">Default:</span> <span class="string">1e-4</span>
</pre><p><b>Output arguments:</b></p><pre class="language-matlab">dd         <span class="string">relative</span> <span class="string">error</span> <span class="string">of</span> <span class="string">analytical</span> <span class=