Curvahedra: how many faces make a polyhedron

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Stand-up Maths

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Published on July 20, 2019 9:15:32 PM ● Video Link: https://www.youtube.com/watch?v=MPGMfCk4VpA

Duration: 12:53

79,853 views

2,957

Use code "STANDUPMATHS" to get 15% off Curvahedra!
https://curvahedra.com/

Note that if you are a patreon supporter of mine, you can get a 25% discount.
https://www.patreon.com/posts/28520458

We also sell Curvahedra on Maths Gear but there is no discount. If you're in the UK, the saving on postage might be worth it. You do the maths!
https://mathsgear.co.uk/products/curvahedra

Here is the bonus chat over on my second channel.
https://youtu.be/9z-k2DJ9RbA

Read more about the scary version of the Gauss–Bonnet theorem
https://en.wikipedia.org/wiki/Gauss%E2%80%93Bonnet_theorem
http://mathworld.wolfram.com/Gauss-BonnetFormula.html

Edmund Harriss is on Twitter and Numberphile
https://twitter.com/gelada
https://www.youtube.com/watch?v=6aFcgATW9Mw

Check out the Symmetry groups wrapping paper he designed for Maths Gear
https://mathsgear.co.uk/products/symmetry-groups-wrapping-paper

More about Bathsheba Grossman and her sculptures which inspired Edmund
https://bathsheba.com/

You can see my old curvahedra in the background of this video, as well as may others.
https://www.youtube.com/watch?v=4CbPksEl51Q


CORRECTIONS
- None yet, let me know if you spot anything!

Thanks as always to Jane Street being my channel's principal sponsor.
https://www.janestreet.com/

Thanks to my Patreon supporters who help make these videos possible. Here is a random subset:

Alex Hackman
Susan Moury
Alex DeMartino
Malcolm Rowe
Ben White

Support my channel and I can make more maths videos:
https://www.patreon.com/standupmaths


Filming by Matt Parker
Editing by Alex Genn-Bash
Music by Howard Carter
Design by Simon Wright

MATT PARKER: Stand-up Mathematician
Website: http://standupmaths.com/
Maths book: http://wwwh.umble-pi.com
Nerdy maths toys: http://mathsgear.co.uk/