<command arg="-root"/>
+ <video href="https://www.youtube.com/watch?v=BqOHgn0BQOc"/>
+
<hgroup>
<vgroup>
<number id="delay" type="slider" arg="-delay %"
of the 4D analog to the dodecahedron. Technically, it is a "120 cell
polytope".
-http://en.wikipedia.org/wiki/Hypercube
-http://en.wikipedia.org/wiki/Regular_polytope
+https://en.wikipedia.org/wiki/Hypercube
+https://en.wikipedia.org/wiki/Regular_polytope
Written by Joe Keane; 2000.
</_description>