March 14 is PI Day (π- Day), a celebration of the mathematical constant π, defined as the ratio of a circle's circumference to its diameter, which is always equal to an irrational number close to 3.14; for this reason, March 14, if written as 3/14, is a good fit for the celebration. In addition, because the name "Pi" is a homophone of "pie", may people eat pies. In Spanish speaking countries, such as Mexico, though, the connections are less than obvious ... click on title for more
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