It’s a breakthrough in the field of random walks.
Researchers from more than 50 international institutions have launched Open Problems (https://openproblems.bio), a collaborative open-source platform to benchmark, improve, and run competitions for ...
A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working on with my student N. Alpay. Not an Erdős problem, but original research.