This list is a composite of notable unsolved problems mentioned in previously published lists, including but not limited to lists considered authoritative, and the problems listed here vary widely in both …

Jul 23, 2025 · These ten unsolved mathematical problems represent some of the most challenging and intriguing puzzles in the field. Their solutions have the potential to unlock new knowledge and drive …

In 1900, David Hilbert proposed a list of 23 outstanding problems in mathematics (Hilbert's problems), a number of which have now been solved, but some of which remain open.

The Millennium Prize Problems are seven of the most well-known and important unsolved problems in mathematics.

Mar 10, 2025 · Mathematicians discuss some of the most compelling unsolved problems in the field

Mar 1, 2025 · Mathematics is a realm filled with deep mysteries, and several unsolved problems stand as monumental challenges for researchers and enthusiasts alike. These problems not only inspire...

This is a web site for amateurs interested in unsolved problems in number theory, logic, and cryptography. Please read the FAQ. If you're new to the site, you may like to check out the …

Jun 20, 2024 · Explore a selection of unresolved and challenging mathematics problems that have intrigued scientists for years. This video delves into complex mathematical conjectures and theories …

Beyond 3 dimensions, the Kissing Problem is mostly unsolved. Mathematicians have slowly whittled the possibilities to fairly narrow ranges for up to 24 dimensions, with a few exactly known, as you can …

This website provides a mechanism for creating and maintaining up-to-date lists of unsolved problems in research mathematics. Users can read precise statements of open problems, along with …