2-<a href="https://en.wikipedia.org/wiki/Hypercube" class="extiw" title="en:Hypercube">hypercube</a> (that is, a square) shown in orthographic projection, designed to be consistent with diagrams for higher dimension hypercubes such as <a href="//commons.wikimedia.org/wiki/File:4-cube_column_graph.svg" title="File:4-cube column graph.svg">Image:4-cube column graph.svg</a>.
Geoff Richards (<a href="//commons.wikimedia.org/wiki/User:Qef" title="User:Qef">Qef</a>)
2008-07-23
<span class="int-own-work" lang="en">Own work</span>