2-regular graph on 6 vertices
<a href="//commons.wikimedia.org/wiki/User:Superm401" class="mw-redirect" title="User:Superm401">User:Superm401</a>, based on work by Pavel Kotrč
2007-11-30
Based on PD <a href="//commons.wikimedia.org/wiki/File:2-regul%C3%A1rn%C3%AD_graf_na_6_vrcholech.png" title="File:2-regulární graf na 6 vrcholech.png">Image:2-regulární graf na 6 vrcholech.png</a>, by Pavel Kotrč at cs.wikipedia.