ck"></i>Notation</a></li>
</ul></li>
<li class="chapter" data-level="1" data-path="intro.html"><a href="intro.html"><i class="fa fa-check"></i><b>1</b> Introduction</a><ul>
<li class="chapter" data-level="1.1" data-path="intro.html"><a href="intro.html#paul-the-octopus"><i class="fa fa-check"></i><b>1.1</b> Paul the octopus</a></li>
<li class="chapter" data-level="1.2" data-path="intro.html"><a href="intro.html#experiments-and-observations"><i class="fa fa-check"></i><b>1.2</b> Experiments and observations<