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
+https://en.wikipedia.org/wiki/Apollonian_gasket
+https://en.wikipedia.org/wiki/Descartes%27_theorem
Written by Allan R. Wilks and David Bagley; 2002.
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