STEVE MOULD FACE REVEAL! Check out Steve's 10^6 subscriber Q+A with me cosplaying as Steve. https://www.youtube.com/watch?v=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://www.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