a class="reference internal" href="#acknowledgements" id="id45">9&nbsp;&nbsp;&nbsp;Acknowledgements</a></li>
</ul>
</div>
<hr class="docutils" />
<div class="section" id="motivation">
<h1><a class="toc-backref" href="#id22">1&nbsp;&nbsp;&nbsp;Motivation</a></h1>
<p>In C++, <a class="reference internal" href="#arguments">arguments</a> are normally given meaning by their positions
with respect to a <a class="reference internal" href="#parameter">parameter</a> list: the first argument passed maps
onto the firs