Lean4 helped Terence Tao discover a small bug in his recent paper
Here is earlier context for how Tao used LLM tools, including GPT-4, to help him in this journey.<p><a href="https://mathstodon.xyz/@tao/111233986893287137" rel="nofollow noreferrer">https://mathstodon.xyz/@tao/111233986893287137</a>