A Surprising Pi and 5 - Numberphile Published 2020-05-31 Download video MP4 360p Download video MP4 720p Recommendations 21:19 Approximating Irrational Numbers (Duffin-Schaeffer Conjecture) - Numberphile 33:06 The Math of Being a Greedy Pig - Numberphile 38:28 A Miraculous Proof (Ptolemy's Theorem) - Numberphile 18:55 The Feigenbaum Constant (4.669) - Numberphile 15:39 An amazing thing about 276 - Numberphile 13:25 Impossible Squares - Numberphile 19:11 Gambling with the Martingale Strategy - Numberphile 27:29 Powell’s Pi Paradox: the genius 14th century Indian solution 15:21 Why π^π^π^π could be an integer (for all we know!). 10:32 The Game of Risk - Numberphile 32:11 Darts in Higher Dimensions (with 3blue1brown) - Numberphile 21:03 Navier-Stokes Equations - Numberphile 23:43 Calculating π with Avogadro's Number 13:48 Squaring Primes - Numberphile 21:20 Does -1/12 Protect Us From Infinity? - Numberphile 06:08 A Sudoku Secret to Blow Your Mind - Numberphile 23:44 Why is this 15-Puzzle Impossible? - Numberphile 15:31 The Reciprocals of Primes - Numberphile 12:26 What is wrong with this sine memorisation pattern? 05:20 All Triangles are Equilateral - Numberphile Similar videos 09:56 A Prime Surprise (Mertens Conjecture) - Numberphile 05:13 The most unexpected answer to a counting puzzle 14:01 Strings and Loops within Pi - Numberphile 09:58 Plotting Pi and Searching for Mona Lisa - Numberphile 06:28 Pi and Buffon's Matches - Numberphile 18:40 The Discovery That Transformed Pi 17:08 Why is pi here? And why is it squared? A geometric answer to the Basel problem 10:32 Surprising π from probability! Buffon's needle problem 07:36 Unexpected Shapes (Part 1) - Numberphile 20:13 Primes and Primitive Sets (an Erdős Conjecture is cracked) - Numberphile 23:26 What The Ultimate Study On Happiness Reveals 22:21 Why do prime numbers make these spirals? | Dirichlet’s theorem and pi approximations 11:57 Surprising formula for π - the Wallis product 23:51 Why is this number everywhere? 12:42 2.920050977316 - Numberphile 07:06 The Simple Question that Stumped Everyone Except Marilyn vos Savant More results