Why is the Apple Calendar so broken?

From Standup Mathematician. Buy a physical book from Waterstones! https://bit.ly/humblepi_waterstones ebook on Amazon: https://www.amazon.com/s?k=humble+pi Audiobook on Audible: https://www.audible.co.uk/pd/Humble-Pi-Audiobook/0241375509 Huge thanks to Nick Day and Ken Taylor who emailed me about this bug. If you find anything out, or know someone who might know, email me: matt@standupmaths.com If you want to read the part of my…

Why do people keep getting this wrong‽

From Standup Mathematician. UK tour show details will be updated here: http://standupmaths.com/shows/ Check out Christian Lawson-Perfect’s cash calculator: https://make-it-rain-bloomberg.glitch.me/ https://twitter.com/christianp/status/1236338871564226561 US edition of Humble Pi http://bit.ly/humblepi UK edition of Humble Pi https://www.penguin.co.uk/books/300/300640/humble-pi/9780141989143.html Sorry, Think Maths have not made any teacher resources for this video, but check out their resources for all my other videos here:…

Will a falling pencil hit the table? We do the maths!

From Standup Mathematician. Do check out Jane Street’s Real Numbers: https://www.janestreet.com/real-numbers Here is a scan of all the working out: https://www.dropbox.com/s/e0gg5bc891kny3t/pencil-maths.pdf?dl=0 We have a full break down of the working out for teachers: http://think-maths.co.uk/standupmaths-videos?yt-pencils#pencils There are Think Maths free resources for teachers for most of my videos! http://think-maths.co.uk/standupmaths-videos CAMERA ISSUE Yes we did lose the…

The Datasaurus Dozen

From Standup Mathematician. Pre-order Humble Pi in the USA here: http://bit.ly/humblepi Watch Adam Savage announce his first book club! https://www.youtube.com/watch?v=yr0M5a1eTW0 Huge thanks to Justin Matejka for taking the time to chat with me. They do some amazing work. Follow Justin on twitter! https://twitter.com/JustinMatejka Read all about Justin’s plot and the Datasaurus Dozen here: https://www.autodeskresearch.com/publications/samestats Check…

Visiting every Platform Zero in the UK in one day!

From Standup Mathematician. Check out Geoff’s video from the same day! https://youtu.be/TTHOyTypNs8 This is the Geoff Marshall video about Oyster zones and four-bits. https://www.youtube.com/watch?v=m0xDbHj4K_E My previous video with Geoff: Is the London Underground knotted? https://www.youtube.com/watch?v=b9OEuhdM6t8 Listen to my podcast with Bec Hill: A Problem Squared http://aproblemsquared.libsyn.com/ Thanks to everyone on Patreon who bought me a…

How to keep an open secret with mathematics.

From Standup Mathematician. This video is sponsored by ExpressVPN. Go to https://expressvpn.com/standupmaths and find out how you can get 3 months free. Shamir’s Secret Sharing on wikipedia. https://en.wikipedia.org/wiki/Shamir%27s_Secret_Sharing I made the animated parabola in GeoGebra with help from my mate Ben Sparks. Here is the GeoGebra5 file if you’d like to have a play: https://www.dropbox.com/s/zydcy38eedahbfu/quadratic%20from%20SUMS%20video.ggb?dl=0…

Synchronising Metronomes in a Spreadsheet

From Standup Mathematician. The Ri Lectures are on BBC4 and iPlayer now: https://www.bbc.co.uk/programmes/b00pmbqq They’ll be on the Ri channel a month later: https://www.youtube.com/user/TheRoyalInstitution Thanks to Jane Street, pateron supports and all viewers! Here’s to another year of mathematics videos. https://www.janestreet.com https://www.patreon.com/standupmaths Pre-order the US edition of my math book Humble Pi. Cheers! http://bit.ly/humblepi Download the…

The unbelievable solution to the 100 prisoner puzzle.

From Standup Mathematician. Order Alex Bellos’s book now and get a limited-edition ‘Matt verified’ copy. https://mathsgear.co.uk/collections/books/products/signed-copy-of-so-you-think-youve-got-problems-by-alex-bellos-pre-order Thanks to Matt Scroggs and the Chalkdust folks for helping organise the volunteers and the maths. http://chalkdustmagazine.com/ Cheers to the Ri for letting us film in their building. https://www.rigb.org/ We have free Think Maths work sheets for any teachers…