In May 2025, a claim (archived) circulated online that the tech entrepreneur and former Trump adviser Elon Musk solved an "unsolvable" math problem after a Harvard professor called him "rich but dumb.

Artificial intelligence has attained an impressive series of feats—solving problems from the International Math Olympiad, ...

It's not as famous as Fermat's Last Theorem. In fact, the math problem, which has not had a correct solution since it was proposed in the 1960s, doesn't even have a name. But a new, elegant solution ...