Originally defined as the ratio between the circumference of a circle and its diameter, pi — written as the Greek letter π — appears throughout mathematics, including in areas that are completely ...

Happy March 14—time to celebrate everyone’s favorite mathematical constant. Pi, or π, describes the ratio of a circle’s circumference to its diameter. Since it was first discovered more than 4,000 ...

The unique holiday was founded in 1988 by physicist Larry Shaw. Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign ...

New quantum mechanics research is introducing an advanced Pi formula, optimizing complex computations and reshaping ...

SAN FRANCISCO -- Every March 14, mathematicians, scientists and math lovers around the world celebrate Pi Day, a commemoration of the mathematical sign Pi. That's because the date written numerically ...

What do mathematicians and pie fans have in common? A love for March 14. Monday marks Pi Day. For math lovers, it's a chance to celebrate Pi, one of the most important numbers ever, representing the ...