X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=hacks%2Fconfig%2Fapollonian.xml;h=a563fcd530153e6f0426e4b9bf162637d5c2c5f7;hb=c1b9b55ad8d59dc05ef55e316aebf5863e7dfa56;hp=0f89877d6d5a67e4231dbecb399e47b610b47f95;hpb=a94197e76a5dea5cb60542840809d6c20d0abbf3;p=xscreensaver diff --git a/hacks/config/apollonian.xml b/hacks/config/apollonian.xml index 0f89877d..a563fcd5 100644 --- a/hacks/config/apollonian.xml +++ b/hacks/config/apollonian.xml @@ -4,9 +4,9 @@ - + - @@ -16,16 +16,23 @@ low="1" high="20" default="20"/> - + + <_description> -Packs a large circle with smaller circles, demonstrating the -Descartes Circle Theorem. Written by Allan R. Wilks and David Bagley. +Draws an Apollonian gasket: a fractal packing of circles with +smaller circles, demonstrating Descartes's theorem. + +http://en.wikipedia.org/wiki/Apollonian_gasket +http://en.wikipedia.org/wiki/Descartes%27_theorem + +Written by Allan R. Wilks and David Bagley; 2002.