Eccentric Ways

Eccentric Ways

A hexagonal Steiner Chain within another. Or equivalently, googly spider eyes. ;)

More on Steiner Chains:
https://en.wikipedia.org/wiki/Steiner_chain

More on circle inversions:
https://en.wikipedia.org/wiki/Inversive_geometry#Circle_inversion

This animation was created with Processing 3:
https://processing.org/

... the Apache Math Commons library for the linear transformations:
http://commons.apache.org/proper/commons-math/

... and Image Magick to stitch the animation together:
https://www.imagemagick.org/script/index.php