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	PI History and Background (Parkinson's Institute and Clinical Center) View
	A Brief History of Pi (Simon Clark) View
	Unveiling The Remarkable Discovery Of Pi By A Genius - Prepare To Be Amazed! (Shoo Rayner Drawing) View
	The History of Pi: Computer Era (1) (Euler's Academy) View
	The Story of (almost) All Numbers (hoser) View
	A History of Pi (EvilDrReef) View
	The Strangest Mathematician in History (Newsthink) View
	The Most Unusual Ways Pi Shows Up In Mathematics \| Can You Explain These (Zach Star) View
	3 Ways Pi Can Explain Almost Everything (SciShow) View
	How is pi calculated to trillions of digits (Mathemaniac) View