<a href="https://en.wikipedia.org/wiki/Maximal_independent_set" class="extiw" title="en:Maximal independent set">Maximal independent sets</a> in the <a href="https://en.wikipedia.org/wiki/Hypercube_graph" class="extiw" title="en:Hypercube graph">graph of a cube</a>
<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>