What is National Pi Day?

The mathematical constant is recognized by National Pi Day on March 14th. The first three and most recognized digits are 3.14, also known as pi. Both pi enthusiasts and pie lovers alike celebrate the day.

Pi is the ratio between the circumference of a circle and its diameter. While pi has been around for nearly four decades, accurately estimating it has been something of marginally more recent mathematical growth. The Egyptians and Babylonians correctly used the constant to build by 2000 BC. Various methods, including Archimedes, Fibonacci, François Viète, Adriaan van Roomen, Gottfried Wilhelm Leibniz, and Gottfried Wilhelm Leibniz, calculated pi by various methods. pi. In 1706, Welsh mathematician William Jones introduced the Greek letter to represent the circumference of a circle's circumference; pi.