Captions provided by CCTubes – Captioning the Internet! ‣ Behind the Scenes: https://www.youtube.com/watch?v=4R3N1oeKbE4
‣ Hexagons are the Bestagons shirt: https://store.dftba.com/collections/all/products/hexagons-t-shirt
‣ Thank you Crowdfunders for making this video possible: https://www.patreon.com/cgpgrey
‣ Discuss this video: https://www.reddit.com/r/cgpgrey
## Special Thanks
Professor Dave Explains
London Maths
David Sheard
## Crowdfunders
Steven Snow, John Buchan, Nevin Spoljaric, Donal Botkin, BN-12 , Ben Delo, Bobby , Chris Chapin, Richard Jenkins, Phil Gardner, Martin, Steven Grimm, سليمان العقل, David F Watson, Colin Millions, Ben Schwab, Saki Comandao, Jason Lewandowski, Marco Arment, Shantanu Raj, rictic , emptymachine , George Lin, Henry Ng, Thunda Plum, Awoo , David Tyler, Fuesu , iulus , Jordan Earls, Joshua Jamison, Nick Fish, Nick Gibson, Tyler Bryant, Oliver Steele, Andrew Bereza, Kermit Norlund, Kevin Costello, Rebecca Wortham, Derek Bonner, Derek Jackson, Mikko , Orbit_Junkie , Ron Bowes, Tómas Árni Jónasson, Bryan McLemore, Kyle Wayman, Alex Simonides, Felix Weis, Melvin Sowah, Christopher Mutchler, Giulio Bontadini, Paul Alom, Ryan Tripicchio, Scot Melville, Julien Dubois, Bear , chrysilis , David Palomares, Emil , Erik Parasiuk, Esteban Santana Santana, Freddi Hørlyck, John Rogers, Leon , Peter Lomax, Rhys Parry, ShiroiYami , Tristan Watts-Willis, Veronica Peshterianu, Dag Viggo Lokøen, John Lee, Maxime Zielony, Elizabeth Keathley, and Nicholas Welna
## Music
David Rees: http://www.davidreesmusic.com