Indra’s pearls interactive
Saturday, September 8th, 2007![cyndra.png](http://www.randform.org/blog/wp-content/2007/09/cyndra.png)
A small update to nad’s post on indra’s pearls: Jürgen Richter-Gebert has made an interactive course (german only) with his dynamic geometry program Cinderella. Now you can easily experiment with those circles and iterated function systems yourself.