&lt;boost/core/cmath.hpp&gt;</a>
</h3></div></div></div>
<p>
        The header <code class="computeroutput"><span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">core</span><span class="special">/</span><span class="identifier">cmath</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span></code>
        defines, in a portable way, the floating point classification and sign manipulation
  