The Lean Theorem Prover, an open-source proof assistant and programming language, has reached 280,000+ formalized theorems and 2.4M+ lines of code with 750+ contributors as of July 2026, according to …
Levent Alpöge, a mathematician at Anthropic, posted a polynomial map on July 20 that serves as a counterexample to the Jacobian Conjecture, a problem unsolved for 87 years. The map, found with help fr…
An AI model resolved the Jacobian conjecture, a problem that had stumped mathematicians since 1939, on Sunday while the World Cup final was underway. The result, announced by Anthropic employee Levant…
OpenAI's Sol model autoformalized a ChatGPT-disproved Erdős Unit Distance conjecture in Lean, generating 1.2 million lines of code in three weeks. Boris Alexeev of OpenAI steered the model to a comple…
The Leiden Declaration on Artificial Intelligence and Mathematics was released today, warning that AI poses new threats to the intellectual culture of mathematics and calling for preservation of human…
A group of 16 mathematicians issued the Leiden Declaration on Artificial Intelligence and Mathematics on June 2, 2026, warning that AI developments threaten the core values of mathematical research. T…