ApollonianGasket

Also from Kaplan (http://archive.bridgesmathart.org/2012/bridges2012-133.pdf).  As usual, mathematicians follow their platonic inclination and give a single picture to illustrate a whole system ("_it_ exists, why would you ever need more than one single picture?"). So here it is, for everyone else. As usual, this is very unoptimized, even though there are "easy" ways of making it much faster - ti…