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It's Pi day today - 3.141592653589793238462643383279502884197169399375105820974944592307816406286 208998628034825342117067982148086513282306647093844609550582231725359408128481 117450284102701938521105559644622948954930381964428810975665933446128475648233 786783165271201909
Public math education fails to capture the wonder of math methinks
Like Hardy said about Ramanujan, sometimes you see math that looks so absurd but "must be true because, if they were not true, no one would have the imagination to invent them"
Madhava (c. 1350-1425), rediscovered by Leibniz (1673)
Brouncker (1655) formula as a generalized continued fraction
Viète (1593), first infinite series in European math