The 9-sided Enneahedron - Numberphile

Christian Lawson-Perfect on creating the Herschel Enneahedron. See the free trial from episode sponsor Brilliant - https://brilliant.org/numberphile -- More links & stuff in full description below ↓↓↓ Christian at Newcastle University - https://www.staff.ncl.ac.uk/christian.perfect/ And mathstodon at https://mathstodon.xyz/@christianp Christian's blog post about this - https://aperiodical.com/2013/10/an-enneahedron-for-herschel/ 3D printable enneahedron on thingiverse at https://www.thingiverse.com/thing:248603 More interesting Numberphile videos: Dodecahedrons - https://youtu.be/G9_l8QASob…