Inca Knot Numbers - Numberphile
Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.
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More Alex on Numberphile: http://bit.ly/Bellos_Playlist
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See Alex on another forgotten number system: https://youtu.be/9p55Qgt7Ciw
The Ancient Quipu - L Leland Locke: https://amzn.to/37RJfzZ
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Видео Inca Knot Numbers - Numberphile канала Numberphile
Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor)
More links & stuff in full description below ↓↓↓
Check out the Language Lover's Puzzle Book) on Amazon: https://amzn.to/3oU0wjT
Or a signed version from Maths Gear: https://bit.ly/Language_Lovers
More Alex on Numberphile: http://bit.ly/Bellos_Playlist
Alex's own website with links to all his stuff: http://www.alexbellos.com
See Alex on another forgotten number system: https://youtu.be/9p55Qgt7Ciw
The Ancient Quipu - L Leland Locke: https://amzn.to/37RJfzZ
Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile
We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. https://www.simonsfoundation.org/outreach/science-sandbox/
And support from Math For America - https://www.mathforamerica.org/
NUMBERPHILE
Website: http://www.numberphile.com/
Numberphile on Facebook: http://www.facebook.com/numberphile
Numberphile tweets: https://twitter.com/numberphile
Subscribe: http://bit.ly/Numberphile_Sub
Video by Brady Haran and Pete McPartlan
Patreon: http://www.patreon.com/numberphile
Numberphile T-Shirts and Merch: https://teespring.com/stores/numberphile
Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/
Brady's latest videos across all channels: http://www.bradyharanblog.com/
Thanks to these Patreon supporters:
Arjun Chakroborty
Ben Delo
Jeff Straathof
Ken Baron
Yana Chernobilsky
Andy B
James Bissonette
Jubal John
Jeremy Buchanan
Steve Crutchfield
Adam Savage
Ben White
Andrei M Burke
RAD Donato
Matthew Schuster
Nat Tyce
Ron Hochsprung
Mitch Harding
Ubiquity Ventures
Mateusz Swiatkowski
John Zelinka
Tom Marshall
Jesús Salsero
Gnare
Jordan W Oja
Tracy Parry
Ian George Walker
Arnas
Bernd Sing
Valentin
Alfred Wallace
Charles Southerland
Kristian Joensen
Bodhisattva Debnath
Alex Khein
Kermit Norlund
That Asymptote
Mirik Gogri
Sign up for (occasional) emails: http://eepurl.com/YdjL9
Видео Inca Knot Numbers - Numberphile канала Numberphile
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