Two <a href="https://en.wikipedia.org/wiki/Beta_skeleton" class="extiw" title="en:Beta skeleton">β-skeletons</a> of a set of 100 random points in a square. The heavy dark edges are the β-skeleton for β = 1.1, while the light dashed blue edges are the additional edges for β = 0.9.
<a href="//commons.wikimedia.org/wiki/User:David_Eppstein" class="mw-redirect" title="User:David Eppstein">David Eppstein</a>
<span class="int-own-work" lang="en">Own work</span>