2+√3

This window, in Champions Hall at the University of Arkansas, illustrates a particular twelve-fold tiling substitution scheme: each individual tine may be refined into an arc of smaller tines, and itself sits within a larger

Some mathfun

Ptolemy Mathcards, among the finest of the world’s largest fictional mathematical trading card companies: The Math Factor CD. Check out the Mathfactor website! Infinity Number One, complete with stickers to stick and polyhedra to make!

chainsaw sculpture

Wooden chainsaw sculptures, 2003-2011. The great ice storm of 2009 provided many beautiful logs to carve, but eventually, damage from Adobe Illustrator hot keys and the vibrations from the gas powered chainsaw were just too