Graphic element for <a href="https://en.wikipedia.org/wiki/" class="extiw" title="w:">Coxeter-Dynkin diagram</a>
Original uploader was <a href="//commons.wikimedia.org/wiki/User:Tomruen" title="User:Tomruen">Tomruen</a>
2007-01-20
Transferred from <a href="https://en.wikipedia.org/wiki/" class="extiw" title="w:">en.wikipedia</a>; transferred to Commons by <a href="//commons.wikimedia.org/wiki/User:Sreejithk2000" title="User:Sreejithk2000">Sreejithk2000</a> using <a rel="nofollow" class="external text" href="http://tools.wikimedia.de/~magnus/commonshelper.php">CommonsHelper</a>.