</b> Data exercises</a></li>
</ul></li>
</ul></li>
<li class="chapter" data-level="1" data-path="everywhere.html"><a href="everywhere.html"><i class="fa fa-check"></i><b>1</b> Graphs Everywhere!</a>
<ul>
<li class="chapter" data-level="1.1" data-path="everywhere.html"><a href="everywhere.html#the-seven-bridges-of-königsberg"><i class="fa fa-check"></i><b>1.1</b> The Seven Bridges of Königsberg</a></li>
<li class="chapter" data-level="1.2" data-path="everywhere.html"><a href="everywhere.html#graphs-as-math