Even though "x" is one of the least-used letters in the English alphabet, it appears throughout American culture—from Stan Lee's X-Men superheroes to "The X-Files" TV series. The letter x often ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Representation theory transforms abstract algebra groups into things like simpler ...

Two mathematicians have used a new geometric approach in order to address a very old problem in algebra. In school, we often learn how to multiply out and factor polynomial equations like (x² – 1) or ...

Commentary: America has a math problem — too few students who may be ready for more challenging math are not given the chance ...

The result is correct but challenges core norms of mathematics: checking proofs, crediting ideas and keeping research open to everyone.

The California State Board of Education voted to adopt a new—and much-debated—math framework on Wednesday, concluding a years-long process that involved three drafts, prompted hundreds of suggested ...