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August 26, 2022September 1, 2022 tomrocksmaths

DuoCon 2022: Football, the Titanic, and Cake

As part of DuoCon 2022 – Duolingo’s free celebration of learning – Tom presents some of his favourite ‘alternative’ definitions of Pi…

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Raising the Titanic with Ping-Pong Balls – TOM ROCKS MATHS says:

April 30, 2023 at 5:51 pm

[…] Oxford Mathematician Dr Tom Crawford calculates how many ping-pong balls it would take to raise the Titanic. Filmed for Duolingo DuoCon 2022 – a free global event at the intersection of language, learning, and technology. Watch the full video here. […]

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NEW VIDEO: Parabolic Mirrors @numberphile_official. One of my favourite geometry calculations which shows how a parabola focuses all incoming horizontal beams into a single point, making it ideal for satellites, torches, and listening devices. Watch at tomrocksmaths.com (link on profile) #tomrocksmaths #numberphile #parabolicmirror

NEW VIDEO: Direct Sum of Vector Spaces Explained. Features a nice proof showing the two standard definitions are equivalent, and 3 fully worked examples of how to show something is/isn't a direct sum. Thanks to @proprepeducation for supporting the series! Premieres today at 3pm - watch at tomrocksmaths.com (link on profile) #tomrocksmaths #oxfordlinearalgebra #directsum

Did you know the Great Pyramids at Giza actually have 8-sides rather than the expected 4, due to a very slight concavity in each side? It can only be seen from above during certain times of the day when the sun casts a shadow on only one half of each face, thus revealing their concave nature. Now what do we call such a shape? #tomrocksmaths #pyramids #greatpyramids

We've all been there. Excited to head away on holiday, but distraught at the thought of having to pack everything into our surprisingly small suitcase... Well worry no more as TRM intern Molly is here to save the day with some packing algorithms! The images shows the results of three such algorithms applied to 2 cases of size 100 and the ordered list of items: 40, 80, 10, 60 and 10. For more information see the full article at tomrocksmaths.com (link on profile) #tomrocksmaths #packing #algorithm

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Tattoo #51 - beware the dream monkey. The calling card of Jinx from the animated series @arcaneshow. I cannot recommend the show highly enough - it’s one of the best things I’ve ever seen. Hopefully we won’t have to wait too much longer for season 2… #tomrocksmaths #arcane #dreammonkey

Tom Rocks Maths

Tom Rocks Maths

Tom Rocks Maths

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