video thumbnail 18:52
Solving the mystery of the impossible cord.

2021-09-17

[public] 120K views, 32.7K likes, 84.0 dislikes audio only

channel thumbStand-up Maths
3840×2026

STEVE MOULD FACE REVEAL! Check out Steve's 10^6 subscriber Q+A with me cosplaying as Steve. /youtube/video/GLADzZJqEyI

UPDATE: We have a proof that if a cable goes back and forth under a handle an equal number of times it can always be removed! Thanks to Henry Segerman. (It does assume the cord itself is not knotted.) https://www.dropbox.com/s/h8r1wk7qo1wwv71/Plug%20Handle%20Puzzle.pdf?dl=0

Huge thanks to Susan Okereke for helping out with the video. https://dothemathsthing.com/

Check out her podcast with Bobby Seagull: Maths Appeal

https://youtube.com/channel/UCAScbgd_NlV99YSTK_pwfAQ

https://m.soundcloud.com/mathsappeal

This is the reddit post Steve mentioned. https://reddit.com/r/blackmagicfuckery/comments/kf65yo/dont_snip_use_sorcery/

Whitehead link

https://mathworld.wolfram.com/WhiteheadLink.html

Cheers to my Patreon supporters. Without them I could not have afforded Steve's exorbitant YouTube consultancy rates. https://www.patreon.com/standupmaths

CORRECTIONS

- I never make mistakes.

Filming by Steve Mould, Alex Genn-Bash and Matt Parker

Editing by by Alex Genn-Bash

Music by Howard Carter

Design by Simon Wright and Adam Robinson

MATT PARKER: Stand-up Mathematician

Website: http://standupmaths.com/

US book: https://www.penguinrandomhouse.com/books/610964/humble-pi-by-matt-parker/

UK book: https://mathsgear.co.uk/collections/books/products/humble-pi-signed-paperback


Intro
/youtube/video/g3R_tc7YrFI?t=0
The math
/youtube/video/g3R_tc7YrFI?t=46
The handle
/youtube/video/g3R_tc7YrFI?t=175
The links
/youtube/video/g3R_tc7YrFI?t=546
Susans challenge
/youtube/video/g3R_tc7YrFI?t=888
Outro
/youtube/video/g3R_tc7YrFI?t=1015
FACE REVEAL - The 1M Subs Q&A 412,327 views
/youtube/video/GLADzZJqEyI
Steve Mould Check out Steve's channel!
/youtube/channel/UCEIwxahdLz7bap-VDs9h35A