What does Pi Day mean?
It is a day to celebrate the mathematical constant pi (π) and to eat lots of pie. The numbers in the date (3/14) match the first three digits of the mathematical constant pi (π).
Which day is known as Pi Day?
Pi (π) Day March 14, 2020. Founded in 1988 at the Exploratorium, Pi Day has become an international holiday, celebrated live and online all around the world.
How did Pi Day start?
Founded in 1988 by physicist Larry Shaw, March 14 was selected because the numerical date (3.14) represents the first three digits of pi, and it also happens to be Albert Einstein’s birthday—the perfect pi-incidence
Why is Pi important?
Because it’s so easily observed (you can measure it with a piece of string!), Pi has been popular for centuries.
Who is the father of pi?
It is widely believed that the great Swiss-born mathematician Leonhard Euler (1707-83) introduced the symbol π into common use.
What do you use PI for?
In basic mathematics, Pi is used to find area and circumference of a circle. You might not use it yourself every day, but Pi is used in most calculations for building and construction, quantum physics, communications, music theory, medical procedures, air travel, and space flight, to name a few.