an><span class="special">::</span><span class="identifier">math</span><span class="special">::</span><span class="identifier">evaluation_error</span></code>.
    </p>
<p>
      Note that in order to support information rich error messages when throwing
      exceptions, <code class="computeroutput"><span class="identifier">Message</span></code> must contain
      a <a href="../../../../format/index.html" target="_top">Boost.Format</a> recognised format
      specifier: the argument <code class="computeroutp