4D Monkey Dust

Henry Segerman shows us shadows (and dust) from the fourth dimension!

Dr Segerman is an assistant professor in the Department of Mathematics at Oklahoma State University.

More Numberphile with him: http://bit.ly/Segerman_Videos

Polytopes in the fourth dimension on Numberphile: https://youtu.be/2s4TqVAbfz4

Henry's website: http://www.segerman.org

(this includes his book, an online version of the monkey animations, and links to buy and print the models he demonstrates)

Discuss this video on Brady's subreddit: https://redd.it/6heiut

This video was filmed during a visit by Henry to the Mathematical Sciences Research Institute (MSRI), which supports Numberphile: http://bit.ly/MSRINumberphile