Andrew Nagel wrote these applets as part of an undergraduate research experience
at Salisbury University. In May 2003 he graduated, earning a Bachelor of Science
in mathematics with a concentration in computer science and a minor in philosophy.
The applets are written to accompany the article and will be best understood if
you have already read the article -- or if, on the first try, you follow the links
to the applets from within the article. We provide additional links here to facilitate
revisiting these applets. We recommend maximizing each applet window as you open