It’s all in celebration of pi (Greek letter π), the mathematical constant and infinite number whose first three digits are 3.14. On this Pi Day, Daniel Sage, professor and chair of the Department of ...

It’s all in celebration of pi (Greek letter π), the mathematical constant and infinite number whose first three digits are 3.14. On this Pi Day, Daniel Sage, professor and chair of the Department of ...

Image made with elements from Canva. It’s March 14, or Pi Day, that day of the year where we celebrate the ratio that makes a circle a circle. The Greek letter that represents it is such a part of our ...

Pi is the ratio of a circle’s circumference to its diameter. It's represented by the Greek letter π. And you thought you'd never use Pi after taking geometry in high school. Need a break?