In the early 1930s, the renowned Hungarian mathematician Paul Erdős set forth a puzzle. Erdős offered $500 to anyone who could crack it. Called the Erdős discrepancy problem, a puzzle that surmised ...

Editor's Note: We'd like to welcome you to a new guest column: "The Green Polymath," by Vinnie Mirchandani. Over the next few weeks, Vinnie will discuss how some of our most familiar enterprise ...

President Park Hyung-ju of Ajou University lectures on the mathematicians' Polymath Project at Polymath Day, held at Ajou University on August 3. -Courtesy of Donga Math- “Today's event is a very ...