cial">(</span><span class="identifier">p</span><span class="special">)</span> <span class="special">==</span>
          <span class="identifier">negative_binomial</span><span class="special">(</span><span class="number">1</span><span class="special">,</span> <span class="identifier">p</span><span class="special">)</span></code>
        </p>
<pre class="programlisting"><span class="identifier">negative_binomial_distribution</span><span class="special">(</span><span class="identifier">RealType</span> <span cl