ass="special">(-</span><span class="identifier">x</span><span class="special">)</span></code> for
        suitably small <code class="computeroutput"><span class="identifier">exp</span><span class="special">(-</span><span class="identifier">x</span><span class="special">)</span></code>, and
        therefore <code class="literal">x &gt; -log(&#949;)</code>, we can greatly simplify the expression
        and evaluate by logs:
      </p>
<pre class="programlisting"><span class="keyword">auto</span> <span clas