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  • 09:09 New The Illumination Problem - Numberphile

    The Illumination Problem - Numberphile

    / 6 views

    Featuring Professor Howard Masur from the University of Chicago. Filmed at the Mathematical Sciences Research Institute (MSRI). Part 2 of this interview: https://youtu.be/AGX0cLbHaog Patreon: http://www.patreon.com/numberphile Numberphile is supported by

  • 08:39 New Frog Jumping - Numberphile

    Frog Jumping - Numberphile

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    Featuring Gordon Hamilton from Math Pickle. More links below. Numberphile T-Shirts: https://teespring.com/stores/numberphile Gordon and the Mondrian Art Problem: https://youtu.be/49KvZrioFB0 Math Pickle (Gordon's website): http://mathpickle.com Numberphil

  • 08:45 New The Legend of Question Six - Numberphile

    The Legend of Question Six - Numberphile

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    Free trial at Great Courses Plus: http://ow.ly/7Hh2302dIFt More links & stuff in full description below ↓↓↓ Simon Pampena discusses the famous Question 6 from the 1988 International Mathematical Olympiad. More links below... Second part of this video: htt

  • 04:19 New Lace Knot Trick - Numberphile

    Lace Knot Trick - Numberphile

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    Playlist of Tadashi Tokieda videos: http://bit.ly/tadashi_vids More links & stuff in full description below ↓↓↓ More knot videos: http://bit.ly/Knot-a-Phile Fast shoelaces: https://youtu.be/XPIgR89jv3Q What is a knot?: https://youtu.be/aqyyhhnGraw Support

  • 11:13 New Coffee Cup Vibrations - Numberphile

    Coffee Cup Vibrations - Numberphile

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    Tadashi explores coffee and tea cups to new depths... More links & stuff in full description below ↓↓↓ Playlist of Tadashi Tokieda videos: http://bit.ly/tadashi_vids Support us on Patreon: http://www.patreon.com/numberphile NUMBERPHILE Website: http://www

  • 07:04 New The Secret of Floppy Paper - Numberphile

    The Secret of Floppy Paper - Numberphile

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    Tadashi is back, this time looking at drooping paper (and toilet paper). More links & stuff in full description below ↓↓↓ Subscribe to Numberphile and never miss a floppy paper video: http://bit.ly/Numberphile_Sub Playlist of Tadashi Tokieda videos: http:

  • 06:34 New The Most Powerful Dice - Numberphile

    The Most Powerful Dice - Numberphile

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    Tadashi explores a special set of dice... And has a powerful lesson. More links & stuff in full description below ↓↓↓ Subscribe to Numberphile: http://bit.ly/Numberphile_Sub More dice videos: http://bit.ly/Dice_Videos Playlist of Tadashi Tokieda videos: h

  • 05:56 New A Strange Change of Rotation - Numberphile

    A Strange Change of Rotation - Numberphile

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    Rotating cedar balls. Here's a playlist of Tadashi Tokieda videos: http://bit.ly/tadashi_vids More links & stuff in full description below ↓↓↓ Electric slide rule: https://youtu.be/MEyIppEOQTw Support us on Patreon: http://www.patreon.com/numberphile NUMB

  • 07:52 New UNCRACKABLE? The Collatz Conjecture - Numberphile

    UNCRACKABLE? The Collatz Conjecture - Numberphile

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    Professor David Eisenbud on the infamous Collatz Conjecture, a simple problem that mathematicians may not be "ready" to crack. More links & stuff in full description below ↓↓↓ Extra footage from this interview: https://youtu.be/O2_h3z1YgEU Prof Eisenbud's

  • 08:50 New The Electric Slide Rule - Numberphile

    The Electric Slide Rule - Numberphile

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    Cliff Stoll shows off an electric-powered slide rule. More links & stuff in full description below ↓↓↓ Audible (free trial): http://www.audible.com/numberphile (sponsor) Cliff's Klein Bottle business: http://www.kleinbottle.com More videos with Cliff: htt

  • 02:41 New Paper Calculator - Numberphile

    Paper Calculator - Numberphile

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    Comic book genius Jason Shiga shows us a calculator made of paper. We've got more coming from Jason which will explain WHY he made this (besides the fact it is just cool!) More links & stuff in full description below ↓↓↓ Jason's acclaimed book Meanwhile:

  • 16:12 New Stars and Bars (and bagels) - Numberphile

    Stars and Bars (and bagels) - Numberphile

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    Professor Ken Ribet discusses a mathematical problem involving bagels - and some clever combinatorics. More links & stuff in full description below ↓↓↓ With thanks to these Patreon supporters: Jeff Straathof Peggy Youell Ken Baron Today I Found Out Christ

  • 10:05 New The Slightly Spooky Recamán Sequence - Numberphile

    The Slightly Spooky Recamán Sequence - Numberphile

    / 6 views

    Check out Brilliant (and get 20% off their premium service): https://brilliant.org/numberphile (sponsor)... More links & stuff in full description below ↓↓↓ Check out Brilliant's Problem of the Week (it's free): https://brilliant.org/NumberphilePOTW/ Alex

  • 09:03 New Weber's Law - Numberphile

    Weber's Law - Numberphile

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    Check out Brilliant (and get 20% off) by clicking https://brilliant.org/numberphile (sponsor) Hannah Fry has a new book coming: https://amzn.to/2J6oCph (US) or https://amzn.to/2KVfXDD (UK) More links & stuff in full description below ↓↓↓ A little extra bi

  • 22:11 New g-conjecture - Numberphile

    g-conjecture - Numberphile

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    Discussing h-vectors and the g-conjecture. Featuring June Huh from the Institute for Advanced Study at Princeton University. More links & stuff in full description below ↓↓↓ A little extra bit from this interview: https://youtu.be/cFKGX3vAs_Q Shapes in hi

  • 08:45 New Conway Checkers - Numberphile

    Conway Checkers - Numberphile

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    Continues with the proof at: https://youtu.be/Or0uWM9bT5w Featuring Zvezdelina Stankova - more videos with her at: http://bit.ly/zvezda_videos More links & stuff in full description below ↓↓↓ John Conway videos: http://bit.ly/ConwayNumberphile Pebbling a

  • 10:48 New Apéry's constant (calculated with Twitter) - Numberphile

    Apéry's constant (calculated with Twitter) - Numberphile

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    Patreon: http://www.patreon.com/numberphile More links & stuff in full description below ↓↓↓ Tony Padilla is an associate professor of physics at the University of Nottingham. Here he discusses the zeta function and Apéry's Constant. More Tony videos: htt

  • 12:18 New Lorentz Transformations | Special Relativity Ch. 3

    Lorentz Transformations | Special Relativity Ch. 3

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    Go to http://brilliant.org/MinutePhysics for 20% off a premium subscription to Brilliant! Mark Rober's youtube channel: https://www.youtube.com/markrober The previous videos in this series: Chapter 1: Why Relativity is Hard https://www.youtube.com/watch?v

  • 05:20 New Can you solve the giant cat army riddle? - Dan Finkel

    Can you solve the giant cat army riddle? - Dan Finkel

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    Practice more problem-solving at https://brilliant.org/TedEd/ Sign up to be emailed the solution to the bonus riddle: https://brilliant.org/tededm2s3/ The villainous Dr. Schrödinger has developed a growth ray and intends to create an army of giant cats to

  • 06:13 Calculating the circumference of the Earth in 200 BC

    Calculating the circumference of the Earth in 200 BC

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    In one of the dopest displays of critical thinking in history, Eratosthenes estimated the circumference of the Earth. All he had was a pole, the sun, knowledge of a famous well in Egypt, and potentially money to pay someone to walk the distance between tw

  • 02:43 The Man Teaching Math Lessons in the Sky

    The Man Teaching Math Lessons in the Sky

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    Winfred Randolph Lowe, aka, “Randy the Kite Man,” is a retired math teacher taking geometry to new heights. For the past 20 years, Winfred has spent his free time flying kites. Now he’s combining his two favorite pastimes to teach the fundamentals of geom

  • 11:34 Math Antics - Basic Probability

    Math Antics - Basic Probability

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    Learn More at mathantics.com Visit http://www.mathantics.com for more Free math videos and additional subscription based content!

  • 11:11 THAT IS HOW YOU CAN CONFUSE YOUR MATH TEACHER AT SCHOOL

    THAT IS HOW YOU CAN CONFUSE YOUR MATH TEACHER AT SCHOOL

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    Learn how to draw prospective without a ruler, measure angles and figure out how many days there are in any given month with your hand! These and many others mind-blowing Math tricks are in this video! There are some GREAT tricks for young mathematicians!

  • 07:18 9 SPEEDY MATH TRICKS FOR SCHOOL

    9 SPEEDY MATH TRICKS FOR SCHOOL

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    If you have issues with math, it’s not really your fault. The problem is that nobody taught you the most useful math tricks in school. But here they are! No calculators, just your hands and some simple tricks - watch and learn! ---------------------------

  • 05:26 Can you solve the wizard standoff riddle? - Dan Finkel

    Can you solve the wizard standoff riddle? - Dan Finkel

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    Practice more problem-solving at https://brilliant.org/TedEd/ Sign up for free to receive the solution to the bonus riddle! You’ve been chosen as a champion to represent your wizarding house in a deadly duel against two rival magic schools. Your opponents

  • 11:22 The Problem with 7825 - Numberphile

    The Problem with 7825 - Numberphile

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    Signup for your free trial to The Great Courses Plus here: http://ow.ly/b5wA30hIviV (sponsor) More links & stuff in full description below ↓↓↓ James Grime on a proof involving Pythagorean Triples. James Grime: http://singingbanana.com (book him for a talk

  • 16:21 The Silver Ratio - Numberphile

    The Silver Ratio - Numberphile

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    The silver ratio (and other metals) with Tony Padilla. More links & stuff in full description below ↓↓↓ Golden editions are sold out (for now) but more shirts available at https://teespring.com/stores/numberphile More Tony Padilla videos: http://bit.ly/Pa

  • 12:29 Combinatorics and Higher Dimensions - Numberphile

    Combinatorics and Higher Dimensions - Numberphile

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    Featuring Federico Ardila from San Francisco State University - filmed at MSRI. More links & stuff in full description below ↓↓↓ Federico previously on Numberphile: https://www.youtu.be/OfEv5ZdSrhY Federico's webpage: http://math.sfsu.edu/federico/ Antarc

  • 03:49 The Trinity Hall Prime - Numberphile

    The Trinity Hall Prime - Numberphile

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    A prime number "gift" from a mathematicians leaving his college. More links & stuff in full description below ↓↓↓ Featuring Tadashi Tokieda. More Tadashi: http://bit.ly/tadashi_vids Professor McKee explains: "Most of the digits of p were fixed so that: (i

  • 02:04 Non-Euclidean Geometry of a Sphere - Christmas Lectures with Philip Morrison

    Non-Euclidean Geometry of a Sphere - Christmas Lectures with Philip Morrison

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    According to Euclidean geometry the angles of a triangle add up to 180 degrees. Philip Morrison shows an example of where this isn't true, and non-Euclidean geometry applies. Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1968/gulliv

  • 04:56 How Pi was nearly changed to 3.2 - Numberphile

    How Pi was nearly changed to 3.2 - Numberphile

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    The State of Indiana nearly passed a law which would have made Pi equal 3.2 - strange but true. More links & stuff in full description below ↓↓↓ More Pi videos from Numberphile: http://bit.ly/W4oDN1 This video features Dr James Grime -

  • 05:43 How to order 43 Chicken McNuggets - Numberphile

    How to order 43 Chicken McNuggets - Numberphile

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    We're exploring the world of Chicken Nuggets and Frobenius numbers. 43 has long been a special number in the world of McNugget mathematics, but 11 is also important! More links & stuff in full description below ↓↓↓ This video features D

  • 02:36 The Law All Languages Obey

    The Law All Languages Obey

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    Can a mathematical formula prove that dolphins have language like we do? "NOVA Wonders: What Are Animals Saying?" premieres April 25, 2018 at 9/8c on PBS NOVA on Facebook: https://www.facebook.com/NOVAonline NOVA on Twitter: @novapbs NOVA on Instagram: @n

  • 04:13 What is a P-Value and Why Does it Matter?

    What is a P-Value and Why Does it Matter?

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    Science's most important (and controversial) number has its origins in a British experiment involving milk and tea. NOVA on Facebook: https://www.facebook.com/NOVAonline NOVA on Twitter: @novapbs NOVA on Instagram: @novapbs PRODUCTION CREDITS Digital Prod

  • 04:12 What is Zeno's Dichotomy Paradox? - Colm Kelleher

    What is Zeno's Dichotomy Paradox? - Colm Kelleher

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    View full lesson: http://ed.ted.com/lessons/what-is-zeno-s-dichotomy-paradox-colm-kelleher Can you ever travel from one place to another? Ancient Greek philosopher Zeno of Elea gave a convincing argument that all motion is impossible - but where's the fla

  • 13:55 18 MATH RIDDLES THAT EVEN YOUR MATH TEACHER WILL FAIL

    18 MATH RIDDLES THAT EVEN YOUR MATH TEACHER WILL FAIL

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    A great chance to challenge your math teacher! These 18 math riddles will trick and will make sweat even your math teacher: 00:14 - Easy riddle to warm you up for the main brain workout. Kids solve this in seconds! 00:46 - Riddle to test your ability to t

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  • 13:43 17 FUN LOGICAL RIDDLES AND MATH TRICKS TO IMPRESS YOUR TEACHER

    17 FUN LOGICAL RIDDLES AND MATH TRICKS TO IMPRESS YOUR TEACHER

    / 47 views

    Simple and logical riddles for kids that will test the sharpness of your brain and awesome math tricks that will impress and embarrass your math teacher: 00:14 - Cool riddles for kids and adults to warm up you for the main brain workout. 01:35 - Tricky te

  • 03:23 Galton Board

    Galton Board

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    The Galton Board is a 7.5” by 4.5” desktop probability machine. This device brings to life the statistical concept of normal distribution. As you rotate the Galton Board on its axis, you set into motion a flow of steel beads that bounce with e

  • 15:13 The Golden Ratio (why it is so irrational) - Numberphile

    The Golden Ratio (why it is so irrational) - Numberphile

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    Check out Brilliant (and get 20% off) by clicking https://brilliant.org/numberphile Featuring Ben Sparks --- More links & stuff in full description below ↓↓↓ Golden seeds limited edition T-Shirt: https://teespring.com/NP-Seeds More Golden Ratio stuff: htt

  • 14:31 BEST Guess Who Strategy- 96% WIN record using MATH

    BEST Guess Who Strategy- 96% WIN record using MATH

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    Here is a strategy for winning 96% of your competitive Guess Who games. Now all you need is a time machine to return to 1991 and CRUSH Jeff Lee in the 5th grade Guess Who Championships. FREE trial for Lynda.com- http://bit.ly/LyndaMarkRober MUSIC- 0:21- M

  • 05:20 Can you solve the false positive riddle? - Alex Gendler

    Can you solve the false positive riddle? - Alex Gendler

    / 45 views

    Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/tededprobabilitypairs/ Mining unobtainium is hard work – the rare mineral appears in only 1% of rocks in the mine. But y

  • 05:04 The Coin Hexagon - Numberphile

    The Coin Hexagon - Numberphile

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    Featuring Alex Bellos. See the accompanying Dudeney Pentominoes video: https://youtu.be/wZ1E_CM7MqA More links & stuff in full description below ↓↓↓ More Alex Bellos videos: http://bit.ly/Bellos_Playlist Coin playlist: http://bit.ly/coins_videos Box of Pu

  • 06:18 The Pentomino Puzzle (and Tetris) - Numberphile

    The Pentomino Puzzle (and Tetris) - Numberphile

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    Featuring Alex Bellos on Polyominoes. See the accompanying coin hexagon video: https://youtu.be/_pP_C7HEy3g More links & stuff in full description below ↓↓↓ More Alex Bellos videos: http://bit.ly/Bellos_Playlist Related Bellos books on Amazon... US links

  • 17:32 The Math (and money) of Soccer Stickers - Numberphile

    The Math (and money) of Soccer Stickers - Numberphile

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    Check out Brilliant (and get 20% off) by clicking https://brilliant.org/numberphile Featuring Federico Ardila --- More links & stuff in full description below ↓↓↓ Extra footage (the 'beautiful math' bit): https://youtu.be/iMSitUaoS3I Extra footage (some f

  • 19:48 Is the "hot hand" real? - Numberphile

    Is the "hot hand" real? - Numberphile

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    New research sheds light on the so-called Hot Hand Fallacy. Featuring Professor Lisa Goldberg. More links & stuff in full description below ↓↓↓ A bit extra from this interview: https://youtu.be/BvG35txQkD0 More with Professor Goldberg: http://bit.ly/LisaG

  • 12:07 3D objects create impossible scenes

    3D objects create impossible scenes

    / 42 views

    Impossible Objects 10 "Topology-Disturbing Objects" by Kokichi Sugihara 2016

  • 04:51 Why can't you divide by zero? - TED-Ed

    Why can't you divide by zero? - TED-Ed

    / 109 views

    Check out our Patreon page: https://www.patreon.com/teded View full lesson: https://ed.ted.com/lessons/why-can-t-you-divide-by-zero In the world of math, many strange results are possible when we change the rules. But there’s one rule that most of us have

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  • 02:59 Proof that 1 = 2.

    Proof that 1 = 2.

    / 43 views

    Using algebra and a little deception, Mr. John Hush proves (or does he?) that 1 = 2 to a class of amazed calculus students.

  • 05:40 How to find a square root

    How to find a square root

    / 54 views

    Here is the original π video: https://www.youtube.com/watch?v=LhlqCJjbEa0 Watch the long version of the extra working out here: https://www.youtube.com/watch?v=I7YvD7dqsy8 My calculation gave the square root of 10,005 to be 100.02499687578103 Compared to

  • 13:54 16 Math Riddles And Logic Puzzles That Will Crack Your Mind Wide Open

    16 Math Riddles And Logic Puzzles That Will Crack Your Mind Wide Open

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    These math riddles and logic puzzles will either crack your mind wide open or will boost your IQ! (Hopefully, the latter) 00:14 - Just a nice warm-up before the main brain workout! To crack this easy riddle you need to pay attention to every item on the t

  • 05:03 Can you solve the buried treasure riddle? - Daniel Griller

    Can you solve the buried treasure riddle? - Daniel Griller

    / 74 views

    Practice more problem-solving at https://brilliant.org/TEDEd/ View full lesson: https://ed.ted.com/lessons/can-you-solve-the-buried-treasure-riddle-daniel-griller After a massive storm tears through the Hex Archipelago, you find five grizzled survivors in

  • 06:40 Number Sticks - Numberphile

    Number Sticks - Numberphile

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    Katie Steckles dazzles us with Mental Logs. Have a look at Brilliant (and get 20% off) here: https://brilliant.org/Numberphile More links & stuff in full description below ↓↓↓ More Katie on Numberphile: http://bit.ly/Steckles_Playlist Katie Steckles: http

  • 03:24 Round Peg in a Square Hole - Numberphile

    Round Peg in a Square Hole - Numberphile

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    Featuring Tadashi Tokieda - more Tadashi videos at: http://bit.ly/tadashi_vids More links & stuff in full description below ↓↓↓ Tadashi Tokieda is a Professor of Mathematics at Stanford University (though this was filmed when he was at Cambridge, in the U

  • 08:06 Catalan's Conjecture - Numberphile

    Catalan's Conjecture - Numberphile

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    With Dr Holly Krieger from Murray Edwards College, University of Cambridge. Have a look at Brilliant (and get 20% off) here: https://brilliant.org/Numberphile More links & stuff in full description below ↓↓↓ More Numberphile videos with Dr Krieger: http:/

  • 09:06 Superpermutations - Numberphile

    Superpermutations - Numberphile

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    The Great Courses Plus (free trial): http://ow.ly/C3FE30hIvhc This video features Dr James Grime. More links & stuff in full description below ↓↓↓ More James Grime on Numberphile: http://bit.ly/grimevideos James Grime: http://singingbanana.com Tackling th

  • 14:03 Tree Gaps and Orchard Problems - Numberphile

    Tree Gaps and Orchard Problems - Numberphile

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    Get 10% off at Squarespace: https://www.squarespace.com/numberphile This feature features Ben Sparks... More links & stuff in full description below ↓↓↓ Ben Sparks Twitter: https://twitter.com/SparksMaths More of Ben on Numberphile: https://youtu.be/ETrYE

  • 22:32 Cannons and Sparrows - Numberphile

    Cannons and Sparrows - Numberphile

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    Featuring Professor Günter Ziegler, who was visiting at MSRI. Extra footage at: https://youtu.be/FHkaN9FOzUY More links & stuff in full description below ↓↓↓ This video features Professor Günter Ziegler from Institut für Mathematik, Freie Universität Berl

  • 08:25 Calculating a Car Crash - Numberphile

    Calculating a Car Crash - Numberphile

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    Check out https://brilliant.org/numberphile (20% off premium subscription) This video features Ben Sparks. More links below ↓↓↓ Ben Sparks website: https://www.bensparks.co.uk More of Ben on Numberphile: https://youtu.be/ETrYE4MdoLQ https://youtu.be/kbKtF

  • 09:07 The Square-Sum Problem - Numberphile

    The Square-Sum Problem - Numberphile

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    Matt Parker discusses a problem involving Square Sums. Go deeper with extra footage: https://youtu.be/7_ph5djCCnM More links & stuff in full description below ↓↓↓ More Matt Parker on Numberphile: http://bit.ly/Matt_Videos Matt's projects and other stuff:

  • 16:12 River Crossings (and Alcuin Numbers) - Numberphile

    River Crossings (and Alcuin Numbers) - Numberphile

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    Discussing vertex covers and Alcuin numbers for graphs - and a famous old puzzle. Filmed at MSRI with Dr Annie Raymond. More links & stuff in full description below ↓↓↓ Annie Raymond: https://www.msri.org/people/38568 The Alcuin Number of a Graph: https:/

  • 05:54 Ham Sandwich Problem - Numberphile

    Ham Sandwich Problem - Numberphile

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    This video features Dr Hannah Fry (more links below) ↓↓↓ Check out Brilliant.org: https://brilliant.org/numberphile (20% off premium subscription) That circle cutting problem on Brilliant: https://brilliant.org/NumberphileSandwich Hannah Fry on Twitter: h

  • 06:03 Don Bradman's Duck - Numberphile

    Don Bradman's Duck - Numberphile

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    One of the most famous stories from the sort of cricket involves numbers, averages, and a duck. More links & stuff in full description below ↓↓↓ Archive footage courtesy of AP Archive: https://www.youtube.com/c/aparchive * Batting average list shown was c

  • 03:45 The infinite life of pi - Reynaldo Lopes

    The infinite life of pi - Reynaldo Lopes

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    View full lesson: http://ed.ted.com/lessons/the-infinite-life-of-pi-reynaldo-lopes The ratio of a circle's circumference to its diameter is always the same: 3.14159... and on and on (literally!) forever. This irrational number, pi, has an infinite number

  • 01:38 How to Turn a Sphere Inside Out

    How to Turn a Sphere Inside Out

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    This video describes a way to invert a sphere. Simply fascinating to watch.

  • 13:17 Probability that at least 2 people in a room of 30 share the same birthday | Probability and Statist

    Probability that at least 2 people in a room of 30 share the same birthday | Probability and Statist

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    The probability that at least 2 people in a room of 30 share the same birthday. Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/probability/probability-and-combinatorics-topic/probability_combinatorics/e/probab

  • 04:34 OK Go Sandbox - One Moment of Math

    OK Go Sandbox - One Moment of Math

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    Damian Kulash, lead singer of OK Go, discusses the immense amount of math behind their video,”The One Moment”. This video is part of www.OKGoSandbox.org

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  • 08:00 15 BRILLIANT MATH TRICKS THEY DON'T TEACH YOU AT SCHOOL

    15 BRILLIANT MATH TRICKS THEY DON'T TEACH YOU AT SCHOOL

    / 239 views

    Too bad they don't teach you this at school! But I always got you! So check out these genius Math tricks and have fun! ;) ---------------------------------------------------------------------------------------- 5-Minute Crafts: https://www.goo.gl/8JVmuC F

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  • 01:22 Mathemagic - (a+b)²=a²+2ab+b² - But Why?

    Mathemagic - (a+b)²=a²+2ab+b² - But Why?

    / 59 views

    http://www.youtube.com/watch?v=sv2iHQIpZW8 - Pythagoras Theorem explained by Bawa. One of the elementary formula in high school mathematics, most of us know this formula. But do we actually know why? In this video Khurshed Batliwala, fondly called as Bawa

  • 02:29 Division with Zero - Maths Tricks #4

    Division with Zero - Maths Tricks #4

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    In this video Bawa first explains what is division and then goes on to talk about division by zero. You will understand exactly why anything divided by zero is not defined, zero divided by anything is zero and zero divided by itself is indeterminate. This

  • 01:29 Mathemagic - Did you know that the Nine Tables is in your fingers???

    Mathemagic - Did you know that the Nine Tables is in your fingers???

    / 58 views

    With a post graduate in Mathematics from the Indian Institute of Technology, Bombay, Khurshed Batliwala, or "Bawa" as he is fondly known (a nick name that has stuck from his IIT days) is an extraordinary personality. In his own words, he decided "it was b

  • 02:23 Mathemagic - Multiplying numbers using fingers

    Mathemagic - Multiplying numbers using fingers

    / 60 views

    With a post graduate in Mathematics from the Indian Institute of Technology, Bombay, Khurshed Batliwala, or "Bawa" as he is fondly known (a nick name that has stuck from his IIT days) is an extraordinary personality. In his own words, he decided "it was b

  • 06:01 Can you solve the seven planets riddle? - Edwin F. Meyer

    Can you solve the seven planets riddle? - Edwin F. Meyer

    / 385 views

    Practice more problem-solving at https://brilliant.org/TedEd/ Solution to the bonus riddle mentioned at the end: https://brilliant.org/TedEdTitanic/ Your interstellar police squad has tracked a group of criminals to a cluster of seven planets. Now you mus

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  • 05:02 How To Make a Hexaflexagon: The Definitive Guide

    How To Make a Hexaflexagon: The Definitive Guide

    / 66 views

    Printable patterns: http://vihart.com/hexaflexagons Shirts (we only printed a limited run, sorry if we're sold out of your favourite!): https://store.dftba.com/collections/vi-hart This video is supported not mostly by shirts but mostly by viewers like you

  • 04:45 Estimating p value from simulation

    Estimating p value from simulation

    / 60 views

    Example estimating a p-value based on a simulation to approximate the sample distribution of the sample proportions (assuming the null hypothesis is true).

  • 07:58 p values and significance tests

    p values and significance tests

    / 53 views

    p values, significance levels, null hypotheses, alternative hypotheses, and significance tests

  • 05:42 Examples of null and alternative hypotheses

    Examples of null and alternative hypotheses

    / 63 views

    Examples of null and alternative hypotheses

  • 10:15 17 FAST MATHS TRICKS YOU MUST KNOW

    17 FAST MATHS TRICKS YOU MUST KNOW

    / 57 views

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