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Curated by: Mathologer (113 videos)
Is there really something new to discover about our good old six-sided die? Well, I just did :) Nothing Earth-shattering and definitely a combo of things we've known for a while, still very neat I think. Let's see whether you agree :) Here is the javascript app that me and my new best coding buddy ChatGPT vibed together for this video. You may have to adjust the width of your browser window to align the orange frames with the two Rubik's cube simulators on this page. https://www.qedcat.com/parity/invariant.html 00:00 Intro 02:04 Magnet mechanism 03:07 App 09:31 Magnet cubes 13:28 Drilling cubes 13:37 Thanks The relevant info about the arrangement of numbers of a die https://en.wikipedia.org/wiki/Dice#Arrangement The 1970 patent of a magnetic "Rubik's" cube by Larry D Nichols https://en.wikipedia.org/wiki/Rubik%27s_Cube#History Check out this classic Mathologer video about magnet Rubik's cubes https://youtu.be/Xb8ENlS-5Go Owen Lillywhite's Magneticcube.com is no more (he closed shop in 2021), but here is a backup of the website at the waybackmachine. Worth a visit :) https://web.archive.org/web/20201108155048/https://magneticcube.com/ If this link does not work for you go to https://web.archive.org and search for https://magneticcube.com/ Music: Ziv Moran: The Bridge T-shirt: The impossible board game t-shirt https://www.teepublic.com/t-shirt/300445-the-impossible-board-game Enjoy! Burkard P.S.: There were two entries in the last video’s coding competition, and both were fantastic, each deserving of a first prize. Ed Collen: https://2x2x2x2.vercel.app/cube Rebelkeithy: https://rebelkeithy.github.io/TheHedgehog