The proof resolves a nearly 80-year-old problem known as the Duffin-Schaeffer conjecture. In doing so, it provides a final answer to a question that has preoccupied mathematicians since ancient times: ...

Swiss researchers said on Monday they had calculated the mathematical constant pi to a new world-record level of exactitude. The constant π is represented in this mosaic outside the Mathematics ...

Every year, mathematicians, educators, and enthusiasts mark March 14 as Pi Day, celebrating one of the most fundamental constants in mathematics: π (pi). Defined as the ratio of a circle’s ...