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Pi Day 2015: The Aperiodical goes π mad

Happy π day everyone! I hope you’re having a great day, and having lots of fun mathematical parties.

You may have noticed that here at The Aperiodical, we’ve been posting exciting π-related items all week – and here’s a list of them all, collected into one handy place. Enjoy!

How I Wish I Could Celebrate π

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We began by listing approximately τ ways you can celebrate π day, from eating tasty pie to getting an ill-advised tattoo.

The Aperiodical’s π approximation Challenge

pi approximation challenge

Seven mathematicians; π hours; one transcendental number. How close will they get? Watch this video and find out.

Matt Parker Approximates π by Weighing a Circle

matt parker weighing pi

Jumping on the bandwagon, stand-up mathematician Matt Parker has also attempted to find π by measuring the real world.

π and the Simpsons

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Author Simon Singh has picked out his top three π references in the world’s favourite cartoon comedy series.

Mandelbrot’s bum is full of π

mandelbrot

Occasional guest author Andrew Taylor has been looking for π in slightly awkward places, and has found it somewhere you’d never expect…

Alex Bellos’ Pi Day Blog Post

Short but sweet, Alex sent us a little something towards our celebratory π day post-fest.

π and the mysterious Excel function

excel sqrtpi

Regular guest author and pendulum-wielder Paul Taylor spends a lot of time at work using MS Excel, and has dug into its deepest darkest corners to find a function he can’t immediately explain.

How Ultimate is Ultimate π day?

Aperiodical editor Katie Steckles doesn’t believe the hype, and reckons that while today’s date is exciting, we can do better.

π, Phase Space and Bouncing Billiard Balls

Diagram 3

Diagram 3

Friend of the site Colin Wright has found π in yet another place – when balls collide.

π and Constrained Writing

Katie explores the world of making your English homework arbitrarily more difficult for no reason.

Interesting π Esoterica

Christian’s Interesting Esoterica column, always a trove of intriguing finds, has gone π-themed, with typically fascinating results.

I Bought three.onefouronefivenine.com

threeonefouronefivenine

Christian’s obsession with purchasing novelty domains turns π-shaped.

π approximation: Machin’s Formula

Peter joins in the π approximating fun, using a Maclaurin series.

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