Can we film a stroboscopic helicopter?

From Standup Mathematician. Do check out Captain Disillusion’s video “Quick D: Static Helicopter Blades”. http://youtube.com/watch?v=mPHsRcI5LLQ Thanks to Polina for flying the helicopter all day. We hired the helicopter from VVB Aviation who were awesome. https://www.vvb-aviation.com/ My old video about the rolling shutter effect “Rolling Shutter Explained on the Cheap”. https://www.youtube.com/watch?v=nP1elMR5qjc Footage of stage coach from…

How to mathematically hang a picture (badly).

From Standup Mathematician. Watch Jade’s original video on Tom Scott’s channel “How Knot To Hang A Painting”. https://www.youtube.com/watch?v=-eVd2Ugk9BU Jade’s channel is over here: https://www.youtube.com/channel/UCSIvk78tK2TiviLQn4fSHaw/ And here’s a whole bunch of Steve Mould for you to subscribe to: https://www.youtube.com/user/steventhebrave Send in your solutions for hanging a picture badly! matt+picturehanging@standupmaths.com We have Think Maths resources for any…

Eclipses can be approximated the same way as π. [ONE TAKE!]

From Standup Mathematician. Huge thanks to Destin for the chat and footage. Check out their video! https://www.youtube.com/watch?v=Nk0MRxXqo9s I was at the 2 July 2019 total solar eclipse in Argentina: 30°41’07.6″S 68°28’50.2″W My old video “Solar Eclipse Maths and the Cosmic Coincidence of the Saros Cycle” https://www.youtube.com/watch?v=ieUvzy6rnnw We’ve made some Think Maths teaching resources on approximating…

Are odd-numbered mobius-loop cogs possible?

From Standup Mathematician. More details about WiSE and WiTT https://www.janestreet.com/witt-wise-email.html Apply for WiSE: Women in STEM Education https://www.janestreet.com/apply-wise/ Apply for WiTT: Women in Trading and Technology https://www.janestreet.com/apply-witt/ Here is the reddit post I first saw: “I designed an Intertwined Mobius strip of Gears. 60parts, 285 balls” https://www.reddit.com/r/3Dprinting/comments/blmqbd/i_designed_an_intertwined_mobius_strip_of_gears/ Just the gif: https://i.redd.it/wi38hd95ebb11.gif These are the lectures…

What’s the story with log(1 + 2 + 3)?

From Standup Mathematician. This is my deep dive into the log(1 + 2 + 3) = log(1) + log(2) + log(3) log troll meme. I’m not going to link to any of the online discussions incase I accidentally encourage brigading. If you want to join in constructively, you can google them. Huge thanks to Jane…

Calculator Number Trick: rectangle patterns

From Standup Mathematician. Here is the original Fermat’s Library tweet. https://twitter.com/fermatslibrary/status/1052544515632959488 If you want 100% renewable energy: check out Bulb! https://bulb.co.uk/refer/mattp5449 We make Think Maths teaching resources to go with Stand-up Maths videos. For this one we have a cheat sheet to an algebraic proof. http://think-maths.co.uk/standupmaths-videos?yt-calculator-rectangles#calculator-rectangles Many people are asking for the gif. It’s available…

Recursive PowerPoint Presentations [Gone Fractal!]

From Standup Mathematician. Thanks to Steve Mould for filming with me. Check out his “How viruses self assemble” video. https://youtu.be/3X6qEE2fHvE We have since made the t-shirt I’m wearing available for purchase: https://fotsn.teemill.com/collection/recursive-t-shirt/ We have some free teaching resources for anyone who wants to make a large collaborative fractal! As well as complicated 3D ones we’ve…

Why didn’t GPS crash?

From Standup Mathematician. More on the GPS roll-over. https://www.theregister.co.uk/2019/02/12/current_gps_epoch_ends/ “In the Future the Modernized GPS Navigation (CNAV and MNAV) message has a 13-bit week number, which for all practical purposes solves this ambiguity” https://www.gps.gov/cgsic/meetings/2017/powers.pdf See me turn on my TomTom: https://www.patreon.com/posts/26065751 If you want to see more hilarious tales about roll-over errors then, well, READ…

When Buildings Wobble: with Paul Shepherd

From Standup Mathematician. Watch the whole lecture on the Ri channel: https://www.youtube.com/watch?v=6JwEYamjXpA You can buy my book now! Get it from Maths Gear and I’ll totally sign it and stuff. https://mathsgear.co.uk/products/humble-pi But it is also available on Amazon. https://www.amazon.co.uk/Humble-Pi-Comedy-Maths-Errors/dp/0241360234/ref=sr_1_1?_encoding=UTF8&tag=stanupmath-21 Thanks to Paul Shepherd from the University of Bath https://researchportal.bath.ac.uk/en/persons/paul-shepherd CORRECTIONS – Nothing yet. Let me…

Bayesian Statistics with Hannah Fry

From Standup Mathematician. You can buy Hannah’s great book Hello World from loads of places: http://www.hannahfry.co.uk/helloworld Including signed copies on Maths Gear! https://mathsgear.co.uk/collections/books/products/copy-of-signed-copy-of-hello-world My book Humble Pi is available signed on Maths Gear, as well as un-signed from all the usuals. SIGNED https://mathsgear.co.uk/collections/books/products/humble-pi-a-comedy-of-maths-errors UNSIGNED https://www.amazon.co.uk/Humble-Pi-Comedy-Maths-Errors/dp/0241360234/ref=sr_1_1?_encoding=UTF8&tag=stanupmath-21 The history of Thomas Bayes. http://www-history.mcs.st-andrews.ac.uk/Biographies/Bayes.html All about the theorem…

Live Q + A with Matt Parker

From Standup Mathematician. Thanks for everyone in the live Q+A! Here is the link to buy Humble Pi: https://mathsgear.co.uk/products/humble-pi-a-comedy-of-maths-errors Support me on patreon and I’ll make more videos: https://www.patreon.com/standupmaths Check me out at position number 1! https://www.thetimes.co.uk/magazine/culture/books-the-sunday-times-bestsellers-march-17-g2x7kjsxx Subscribe to my channel and I’ll do more live stuff! Thanks!

New Superpermutations Discovered!

From Standup Mathematician. Join in the Superpermutation effort! The superpermutator google group: https://groups.google.com/forum/#!forum/superpermutators Watch the full song in all its 25-minute glory or download it from Bandcamp: https://youtu.be/n4WpyNMfQ2Q https://standupmaths.bandcamp.com/track/5906-superpermutation-by-greg-egan Details about the new superpermutation are on Greg Egan’s website, along with the midi file: http://www.gregegan.net/SCIENCE/Superpermutations/Superpermutations.html#NEWS2 Here is the sheet music if that is your kind…

Pi Day 2019: calculating π with a balancing beam

From Standup Mathematician. http://wwwh.umble-pi.com You can buy my book now! UPDATE: We are out of beam books! Behind the scenes video is here: https://youtu.be/L_pWPM8T-kc Get it from Maths Gear and be guaranteed a signed first edition hard back. https://mathsgear.co.uk/products/humble-pi But it is also available on Amazon. https://www.amazon.co.uk/Humble-Pi-Comedy-Maths-Errors/dp/0241360234/ref=sr_1_1?_encoding=UTF8&tag=stanupmath-21 For teachers (or anyone who would like some…

Humble Pi: Los Angeles crime and Null Island

From Standup Mathematician. http://wwwh.umble-pi.com You can buy my book now! Get it from Maths Gear and be guaranteed a signed first edition hard back. https://mathsgear.co.uk/products/humble-pi But it is also available on Amazon. https://www.amazon.co.uk/Humble-Pi-Comedy-Maths-Errors/dp/0241360234/ref=sr_1_1?_encoding=UTF8&tag=stanupmath-21 The “About the Null island at 0°0’0″ N 0°0’0″ E” post I showed is from the GeoGarage blog: http://blog.geogarage.com/2015/04/about-null-island-at-000-n-000-e.html LAPD crime map…

Humble Pi: plane wrong

From Standup Mathematician. http://wwwh.umble-pi.com Please pre-order my book! It’s out 7 March 2019. Buy it from Maths Gear and be guaranteed a signed first edition hard back. https://mathsgear.co.uk/products/humble-pi But it is also available on Amazon. https://www.amazon.co.uk/Humble-Pi-Comedy-Maths-Errors/dp/0241360234/ref=sr_1_1?_encoding=UTF8&tag=stanupmath-21 More on the Los Angeles Air Route Traffic Control Center mistake: https://www.nytimes.com/2004/09/16/politics/maintenance-lapse-blamed-for-air-traffic-control-problem.html More on the Boeing 787 Dreamliner mistake:…

How fast is a bullet? [featuring: pendulum calculation]

From Standup Mathematician. Thanks to the Cambridge Engineering Department for building the pendulum. http://www.eng.cam.ac.uk/ Much appreciation to Maria Kettle and Cambridge Engineering Outreach for organising the day. http://www.eng.cam.ac.uk/events-and-outreach/schools-and-community-outreach And Hugh was there. http://www2.eng.cam.ac.uk/~hemh1/ The Cambridge University Rifle Association were super helpful and let us take over their range for most of the day! Katherine Fleck…

Bad Rounding: ⌊Trump vs Obamacare⌋

From Standup Mathematician. wwwh.umble-pi.com Please pre-order my book! It’s out 7 March 2019. Buy it from Maths Gear and be guaranteed a signed first edition hard back. https://mathsgear.co.uk/products/humble-pi But it is also available on Amazon. https://www.amazon.co.uk/Humble-Pi-Comedy-Maths-Errors/dp/0241360234/ref=sr_1_1?_encoding=UTF8&tag=stanupmath-21 Huffington Post article about 3.49 proposal: http://www.huffingtonpost.com/entry/trump-obamacare-changes_us_5894d9f4e4b040613136d98a?jhf5gjzdv58tcsor “According to sources privy to HHS discussions with insurers, officials would argue…

Superpermutations: the maths problem solved by 4chan

From Standup Mathematician. Join in the Superpermutation effort! The best place to start is the google group: https://groups.google.com/forum/#!forum/superpermutators This is where Robin Houston does his real job: Flourish Data Visualisation http://flourish.studio James Grime’s video: Superpermutations – Numberphile https://www.youtube.com/watch?v=wJGE4aEWc28 A lower bound on the length of the shortest superpattern Anonymous 4chan Poster, Robin Houston, Jay Pantone,…