March 14, can also be written as 3.14 – the beginning digits to the infinite number known as Pi. As such mathematicians are celebration International Pi Day!
If you case you don’t remember from math class – Pi is used to calculate the area of a circle. Originally discovered by the ancient Babylonians, it was given a numerical value by Greek mathematician Archimedes.
Today, mathematicians have calculated pi up to 31 trillion digits.