Math

Based on an official SAT problem. #math #maths #mathematics #shorts CollegeBoard Twitter Reply with your answer to this #SATPractice question, and we'll post the right one later today! pic.twitter.com/n5RD63obMe — College Board (@CollegeBoard) July 1, 2022 Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I

Featuring Daniel Litt. Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ Daniel Litt: https://www.daniellitt.com/ See Daniel previously on Numberphile: https://youtu.be/eYfpSAxGakI Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated

Based on a famous meme Did you ever solve this equation 128√¯e980 byu/john_doe0 ingifs Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be compensated for purchases made on Amazon. As an Amazon

Featuring Dr James Grime. More links & stuff in full description below ↓↓↓ Extra footage from this interview: https://youtu.be/I0peG_kRE-4 Blog post about the old photo: http://www.bradyharanblog.com/blog/the-squared-square Check out http://www.squaring.net for loads of great info. Objectivity: https://www.youtube.com/c/ObjectivityVideos James Grime: http://singingbanana.com Parker Square: https://youtu.be/aOT_bG-vWyg Squaring the Circle: https://youtu.be/CMP9a2J4Bqw New Parker Square Mug and Buttons: https://store.dftba.com/collections/numberphile Nice Square

Which perimeter is larger: the square or the circle? It sounds easy but many students find this problem to be surprisingly hard! Can you solve it? Special thanks this month to: Richard Ohnemus, Shrihari Puranik, Kyle, Michael Anvari. Thanks to all supporters on Patreon! http://www.patreon.com/mindyourdecisions Math StackExchange https://math.stackexchange.com/questions/1188845/does-the-square-or-the-circle-have-the-greater-perimeter-a-surprisingly-hard-pr Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email

I couldn’t believe the answer when I solved this one! Start with a unit square (a rectangle with both sides equal to 1, call it R1). Attach a rectangle of area 1 to its right side, then attach a rectangle of area 1 to its top. The border of this new shape is another rectangle,

The movie “Little Big League” (1994) features the following math problem. If Joe can paint a house in 3 hours, and Sam can paint the same house in 5 hours, how long will it take if they paint the house together? You can watch the movie scene here: https://www.youtube.com/watch?v=pXtFSE7VlL0 If you like my videos, you

Dr Harini Desiraju discusses Somos Sequences and a number which breaks a streak. More links & stuff in full description below ↓↓↓ Dr Harini Desiraju is a postdoctoral fellow at The University of Sydney. This video was recorded at MSRI. Like sequences – see these videos with Neil Sloane: http://bit.ly/Sloane_Numberphile Numberphile is supported by the

Why do cicadas emerge every 17 years – featuring Steve Mould. Steve is on Twitter at https://twitter.com/MouldS More links & stuff in full description below ↓↓↓ See Steve talkabout Benford’s Law at: http://youtu.be/XXjlR2OK1kM And discuss Pi at: http://youtu.be/ZPv1UV0rD8U The golden ratio video will be coming soon. Keep an eye on Numberphile. NUMBERPHILE Website: http://www.numberphile.com/ Numberphile

Explaining binary to understand why Pac-Man becomes unplayable after 255 levels. More links & stuff in full description below ↓↓↓ This video features physicist James Clewett from The University of Nottingham. Watch his Confessions of a Tetris Addict video at http://www.youtube.com/watch?v=9jA53IkHZJg NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Videos by

The episode is “Simpsorama”, season 26, episode 6. http://en.wikipedia.org/wiki/Simpsorama Here are some links about each problem. Fermat’s Little Theorem http://en.wikipedia.org/wiki/Proofs_of_Fermat’s_little_theorem Prime Number Theorem Illustrated Traveling Salesman Problem http://plus.maths.org/content/travelling-salesman Riemann Hypothesis http://mathoverflow.net/questions/17209/consequences-of-the-riemann-hypothesis If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions Connect on social media. I update each site when I have a

Thanks to Muztoba Ali in Bangladesh for this problem! Two brothers, A and B, have the exact same walking speed and the exact same running speed. One day they started the same trip to the same place. Brother A walked for half of the distance and ran the rest while brother B walked for half

Carlo H. Séquin (from UC Berkeley) discusses more knots – this time venturing into the worlds of snow sculptures, Möbius Bands and Roller Coasters! More links & stuff in full description below ↓↓↓ More videos to come at: http://bit.ly/Knot-a-Phile Edit and animation by Pete McPartlan. Film and interview by Brady Haran With thanks to Rob

In parts of the United States, the temperature in F is nearly the same as in C. When are the two temperature scales exactly equal? I go over this common textbook problem in this video. Stay warm! Thermometers from https://commons.wikimedia.org/wiki/File:Thermometer_CF.svg Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Playlist to watch all videos on MindYourDecisions: https://www.youtube.com/playlist?list=UUHnj59g7jezwTy5GeL8EA_g This is the only channel

See part one at: https://youtu.be/wKV0GYvR2X8 More links & stuff in full description below ↓↓↓ Tadashi Tokieda continues to cut loops and Mobius strips… And more: http://bit.ly/tadashi_vids Support us on Patreon: http://www.patreon.com/numberphile NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile Videos

What is the least number of critical points of the function f? #shorts Source https://twitter.com/eloto_/status/1389322344712179715 Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be compensated for purchases made on Amazon. As an

What is a number that when divided by the product of its digits the quotient is 3, and if you were to add 18 to the number the digits would be inverted? The scene from Little Man Tate (1991): http://www.youtube.com/watch?v=pfJVDiX3Bt4 If you like my videos, you can support me at Patreon: http://www.patreon.com/mindyourdecisions Connect on social

Uninteresting and boring numbers, with Dr Tony Padilla. More links & stuff in full description below ↓↓↓ With all due respect to 14972, 17087, 1121 and 2121 Small numbers follow-up video: http://youtu.be/4UgZ5FqdYIQ The OEIS: https://oeis.org Nice article on Boring Numbers: http://bit.ly/1uFEr5M Support us on Patreon: http://www.patreon.com/numberphile NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets:

Möbius style bridges and buildings are a passion for Carlo H. Séquin from U.C. Berkeley. More links & stuff in full description below ↓↓↓ See the previous video at: http://youtu.be/3_VydFQmtZ8 Bridge design… Hake Associates: http://bit.ly/1g7nw7f Support us on Patreon: http://www.patreon.com/numberphile NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Numberphile is supported

Can you solve this logic puzzle? Source Here is this week's Maths Problem. If you think you have got the answer come and share it with Mr Shilvock or Mr Maereka. Good luck. #MansheadCEAcademy #Mathematics pic.twitter.com/joEHzPhO79 — MANSHEAD MATHS (@MansheadMaths) September 29, 2019 Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address in video). I consider

The square root of two is a fascinating number with a long and sordid history. It also forms the basis of most office paper, such as A4, A3, etc. More links & stuff in full description below ↓↓↓ This video features Professor Roger Bowley and Dr James Grime. NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile

Thanks to Samuel for the suggestion! This is from a book of Olympiad problems by SilverZone. #math #maths #mathematics #shorts Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be compensated for purchases

Extra footage from our Squared Squares video: https://youtu.be/NoRjwZomUK0 More links & stuff in full description below ↓↓↓ Check out http://www.squaring.net for loads of great info. Nice Square merchandise US: https://teespring.com/nice-square-us EU: https://teespring.com/nice-square-eu James Grime: http://singingbanana.com Parker Square: https://youtu.be/aOT_bG-vWyg Squaring the Circle: https://youtu.be/CMP9a2J4Bqw New Parker Square Mug and Buttons: https://store.dftba.com/collections/numberphile Numberphile is supported by the Mathematical

This practice test question asks to simplify a fraction. But there’s a neat way to find the answer quickly. #shorts #math #maths #mathematics Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be

Keith Moore from the Royal Society shows Matt Parker (and Brady) a few math papers from the society archives. More links & stuff in full description below ↓↓↓ See more like this at Objectivity: http://bit.ly/Objectivity Support us on Patreon: http://www.patreon.com/numberphile Better look at papers: http://bit.ly/math_papers_pics Matt Parker: http://standupmaths.com/ More Prime Number videos: http://bit.ly/primevids Support us

This is a simple math technique I use almost every day. #shorts Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be compensated for purchases made on Amazon. As an Amazon Associate I

How do you measure with numbers if they have no size? More links & stuff in full description below ↓↓↓ Here is part two: http://www.youtube.com/watch?v=aIggWlKr41w Featuring Simon Pampena – https://twitter.com/mathemaniac NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Videos by Brady Haran Patreon: http://www.patreon.com/numberphile Brady’s videos subreddit: http://www.reddit.com/r/BradyHaran/ Brady’s latest videos

Magic squares are pretty interesting for Numberphiles any day of the week – but Roger shows us one with extra special “powers”. More links & stuff in full description below ↓↓↓ Professor Roger Bowley works at the University of Nottingham. His drawing of the magic square can be seen at: http://www.flickr.com/photos/numberphile/6477417809 About brown paper: http://periodicvideos.blogspot.com/2012/02/brown-paper-question.html

Thanks to Hriden for the suggestion! A version of this problem was given to class 8 students in India (~13 years old). Can you solve for the area of ABCD? Special thanks this month to: Michael Anvari, Kyle. Thanks to all supporters on Patreon! http://www.patreon.com/mindyourdecisions Subscribe: https://www.youtube.com/user/MindYourDecisions?sub_confirmation=1 Send me suggestions by email (address in video).

Get a free book from Audible: http://www.audible.com/numberphile Why are phone buttons laid out as they are? Sarah Wiseman discusses. More links & stuff in full description below ↓↓↓ Sarah tweets at: https://twitter.com/oopsohno NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Videos by Brady Haran Patreon: http://www.patreon.com/numberphile Brady’s videos subreddit: http://www.reddit.com/r/BradyHaran/ Brady’s