Who doesn’t love a good math holiday? Most people know about Pi Day (3/14), but there are even rarer days on the calendar ...

Arabic numerals to Europe in 1202. His famous number sequence began as a simple rabbit puzzle. Centuries later, this sequence ...

It’s wild to think that a math puzzle from the 1200s is now helping power AI, encryption, and the digital world we live in. ...

The Monthly publishes articles, as well as notes and other features, about mathematics and the profession. Its readers span a broad spectrum of mathematical interests, and include professional ...