ematical-models"><i class="fa fa-check"></i><b>1.2</b> Graphs as mathematical models</a></li>
<li class="chapter" data-level="1.3" data-path="everywhere.html"><a href="everywhere.html#graph-theory-in-the-analysis-of-people-and-groups"><i class="fa fa-check"></i><b>1.3</b> Graph theory in the analysis of people and groups</a>
<ul>
<li class="chapter" data-level="1.3.1" data-path="everywhere.html"><a href="everywhere.html#the-study-of-connection"><i class="fa fa-check"></i><b>1.3.1</b> The study of connection