Pi Day: How did they first calculate pi? - CSMonitor.com
Irrational Partying: Happy Pi Day! | Live Science
What Is Pi Day and Why Do We Celebrate It? | Discover Magazine
Amazon.com: Life Of Pi: 9780156027328: Martel, Yann: Books
What Is Pi, and How Did It Originate? - Scientific American
Pi Day 2014 | Maryland Math Madness
Ann Arbor's Keshav Hebsur memorizes 1,300 pi digits for competition
How Much Less Power does the Raspberry Pi B+ use than the old model B? – RasPi.TV
Life of Pi (2012) - IMDb
Old Laptop Gets New Lease On Life With Raspberry Pi | Hackaday
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Pi Day 2019: What is pi and why is it so important to mathematics? - Mirror Online
Chronology of computation of π - Wikipedia
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Raspberry Pi 1 Model B units brought back to life for charity - Raspberry Pi
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Can a stick in real life be exactly as long as pi? - Quora
Life of Pi - Wikipedia
6-yr-old breaks Singapore's pi memorisation record, recites 1,560 digits in under 10 mins | Rest of the World News
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A Brief History of Pi (π) | Exploratorium
Calculate Your Pi Birthdays - Pi Days
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The Last Digit of Pi – Dan Cohen
Pi - Wikipedia
