Pi Day Through Time: From Einstein to Linux to Steph Curry - CNET
Pi - Wikipedia
What Is Pi, and How Did It Originate? - Scientific American
Pi Day 2015: meet the man who invented π | Gareth Ffowc Roberts | The Guardian
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How Pi was discovered by a genius - This is astounding! - YouTube
Meet the farm boy from Wales who gave the world 'pi' | PBS NewsHour
Who Invented pi!!!
Ramanujan's Magnificent Formula for Pi: 9801/(1103√8)=π | by Sunny Labh | Cantor's Paradise
Pi: The Most Important Number in the Universe?
The Man Who Invented Pi | History Today
Archimedes Pi Estimation
Meet Archimedes of Syracuse, The Mathematician Who Discovered Pi
The Man Who Invented Pi | History Today
Who Discovered Pi | Who Guides
NOVA - Official Website | Approximating Pi
History of Pi – Kamran Amin
Pi Day 2019: What is pi and why is it so important to mathematics? - Mirror Online
MakeTheBrainHappy: Who Invented Pi?
Who invented Pi....? #maths #aryabhatta #mathematician - YouTube
A Brief History of Pi (π) | Exploratorium
Who discovered Pi? - Casa & Asa Discoveries | Mocomi Kids
Memorial service set for Pi Day creator Larry Shaw
Pi Day is coming! This 5th-century Chinese mathematician deserves your attention - Xinhua | English.news.cn
Pi Day: How did they first calculate pi? - CSMonitor.com
