We are not constrained to relationships that imply ordering (<em>next</em> or&nbsp;<em>previous</em>, <em>left child</em> or <em>right child</em>) or hierarchy&nbsp;(<em>parent</em> or&nbsp;<em>child</em>).</li>
</ul>
<p>For most of today's content coverage, I defer to the Prezi included above, and I avoid reiterating in these notes the sundry example applications covered in lecture today. A light summary of key points is included below, as well as an elaboration on DFS and BFS.</p>
<p><br /><strong>Termino