March 14 is Pi Day in the US, as the date matches the first three digits of the famous number. On Pi Day 2015, Google announced that a researcher had uncovered the first 31 trillion digits of pi, ...
This article has been updated from the original post, which appeared on March 14, 2013. March 14, when written as 3/14, represents the first three digits of pi (Ï€), the ratio of the circumference of a ...
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