Paraboloids and The Building which Set Things on Fire

Channel:
United Kingdom Stand-up Maths
Subscribers:
1,300,000
Published on ● Video Link: https://www.youtube.com/watch?v=owVwjr6pTqc


Duration: 16:25
512,272 views
16,235

The building in London at 20 Fenchurch Street started to set things on fire! But it could have been worse. I use a paraboloid to set other things on fire.

Oh, and there's a maths proof.

News stories about the concave building:
http://www.dailymail.co.uk/news/article-2786723/London-skyscraper-Walkie-Talkie-melted-cars-reflecting-sunlight-fitted-shading.html
http://www.bbc.co.uk/news/uk-england-london-23930675
http://www.independent.co.uk/news/uk/home-news/walkie-talkie-skyscraper-to-be-fitted-with-permanent-sunshade-after-it-melted-cars-9379037.html

Festival of the Spoken Nerd:
http://festivalofthespokennerd.com/

Play with the Geogebra parabola demonstration:
http://www.geogebra.org/material/show/id/189498

Music by Howard Carter
Design by Simon Wright

MATT PARKER: Stand-up Mathematician
Website: http://standupmaths.com/
Book: http://makeanddo4D.com/
Nerdy maths toys: http://mathsgear.co.uk/



Other Videos By Stand-up Maths


2016-04-20Matt & Hugh play with a Brick and derive Centripetal Acceleration
2016-04-12The Three Indistinguishable Dice Puzzle
2016-04-08The Fractal Menger Sponge and Pi
2016-03-2910 coin flips in a row! (for 10^5 subscribers)
2016-03-21The Maths of Spinning Coins and Euler's Disk
2016-03-14Calculating π by hand
2016-03-10Prisoners in Hats Puzzle: two variations
2016-03-03There is only One True Parabola
2016-02-29Spinning Egg Trick (feat. Tippe Top)
2016-02-23Leap Years: we can do better
2016-02-16Paraboloids and The Building which Set Things on Fire
2016-02-11Mind-boggling Card Trick: REVEALED
2016-02-08Romantic Mathematical Shape: möbius-loop hearts
2016-02-02Mind-boggling Card Trick (you can try at home)
2016-01-26The Unbeatable Game from the 60s: Dr NIM
2016-01-19New World-Record Largest Prime Ever Found!
2016-01-18Australian Bank Notes are the Best in the World
2016-01-12The A4 Paper Puzzle
2016-01-06James Grime's Maths Puzzle: The self descriptive number
2016-01-04Stand-up comedy routine about Spreadsheets
2015-12-22How to Make a Paper Snowflake


Tags:
maths
math
mathematics
comedy
stand-up
parabola
paraboloid
focus
focal point
sunlight
burn
fire
building
20 fenchurch street
reflective
flash cotton
spoken nerd
satellite dish
quadratic
proof
gradient
derivative