is an iconic symbol seen in mathematical equations and, in more recent decades, merchandise like T-shirts, sweatshirts and coffee mugs. It's actually a ratio, denoting the relationship between the ...

The Pi symbol represents the ratio between the circumference and diameter ... wasn't introduced as a math constant until 1706 by William Jones, a British mathematician, according to National ...

However, actually proving that you can't write pi as a fraction is a surprisingly knotty issue. Mathematicians don't have a ...

UC Irvine’s annual Pi Day Celebration, hosted by the Division of Undergraduate Education (DUE) at the ANTrepreneur Center on ...