The hardest "What comes next?" (Euler's pentagonal formula)

2020-10-17

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Why did they prove this amazing theorem in 200 different ways? Quadratic Reciprocity MASTERCLASS

2020-03-14

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Fermat's Christmas theorem: Visualising the hidden circle in pi/4 = 1-1/3+1/5-1/7+...

2019-12-24

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Secret of row 10: a new visual key to ancient Pascalian puzzles

2019-11-30

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Power sum MASTER CLASS: How to sum quadrillions of powers ... by hand! (Euler-Maclaurin formula)

2019-10-26

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Fermat’s HUGE little theorem, pseudoprimes and Futurama

2018-10-27

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The golden ratio spiral: visual infinite descent

2018-05-11

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Visualising irrationality with triangular squares

2018-04-13

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Pi is IRRATIONAL: animation of a gorgeous proof

2017-12-23

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Phi and the TRIBONACCI monster

2017-12-09

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The number e explained in depth for (smart) dummies

2017-03-30

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Ramanujan's infinite root and its crazy cousins

2016-09-10

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The fabulous Fibonacci flower formula

2016-08-20

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Infinite fractions and the most irrational number

2016-07-30

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Riemann's paradox: pi = infinity minus infinity

2016-07-09

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Ramanujan: Making sense of 1+2+3+... = -1/12 and Co.

2016-04-22

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PI MUST DIE !!!

2016-03-11

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e to the pi i for dummies

2015-12-24

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Times Tables, Mandelbrot and the Heart of Mathematics

2015-11-06

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Finger multiplication on steroids

2015-10-16

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Multiplying monkeys and parabolic primes

2015-08-07

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9.999... really is equal to 10

2015-05-08

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