It's Pi Day! And in honor of this year's celebration I decided to do a bit of historical research. While π—the ratio between a circle's circumference and its diameter—has long been known and ...

A former student of mine wrote to ask about π. Specifically, he wondered how, whenever someone announces they've calculated the first 100 billion digits or whatever (actually, the current record is 13 ...

On π-day, one mathematician explores our fascination with pi and asks why we obsessively compute its digits. Pi Day, the International Day of Mathematics, is celebrated on 14 March, due to the date's ...

That the ratio of the circumference of a circle to its diameter is constant has been known to humanity since ancient times; yet, even today, despite 2000 years of thought, theories, calculations and ...

Pi Approximation Day occurs every July 22nd. It celebrates pi, a key mathematical constant. Pi relates a circle's circumference to its diameter. William Jones introduced the π symbol in 1706.

Editor’s note: The following is a roundup of archival stories. On March 14, or 3/14, mathematicians and other obscure-holiday aficionados celebrate Pi Day, honoring π, the Greek symbol representing an ...

Pi Approximation Day, also known as Casual Pi Day, is celebrated annually on July 22nd. The day recognises and appreciates the mathematical consonant of pi (π), which is known in various aspects of ...

Pi Day, the International Day of Mathematics, is celebrated on 14 March, due to the date's American shorthand 3/14 – the first three digits of π. The true number of digits after the decimal place ...