/span><span class="special">(</span><span class="keyword">long</span> <span class="keyword">double</span> <span class="identifier">x</span><span class="special">);</span>
</pre>
<p>
      Returns the cubed root of <span class="emphasis"><em>x</em></span>.
    </p>
<p>
      See also <a class="link" href="powers/cbrt.html" title="cbrt">cbrt</a> for the full
      template (header only) version of this function.
    </p>
<pre class="programlisting"><span class="keyword">double</span> <span class="identifier">