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March 14 marks [[Pi Day]], a holiday on which the mathematical constant is celebrated. The date, 3/14, comes from the first three digits of pi. Some people begin their celebration at 1:59 pm, derived from the following three digits.
March 14 marks [[Pi Day]], a holiday on which the mathematical constant is celebrated. The date, 3/14, comes from the first three digits of pi. Some people begin their celebration at 1:59 pm, derived from the following three digits.
Pi Approximation Day is a similar holiday, celebrated on 22nd July (from the approximation 22/7).<ref>[http://www.usatoday.com/tech/science/mathscience/2007-03-14-pi-day_N.htm USA Today (3/14/2007) - Pi-day]</ref>
Pi Approximation Day is a similar holiday, celebrated on 22 July (from the approximation 22/7).<ref>[http://www.usatoday.com/tech/science/mathscience/2007-03-14-pi-day_N.htm USA Today (3/14/2007) - Pi-day]</ref>
The value of pi is approximately:
The value of pi is approximately: