Lean4 helped Terence Tao discover a small bug in his recent paper
For people that know neither (like me 5 minutes ago):>Lean4> Lean is a functional programming language that makes it easy to write correct and maintainable code. You can also use Lean as an interactive theorem prover.https://lean-lang.org/about/> Terence Tao> [...] is an Australian mathematician. He is a professor of mathematics at the University of California, Los Angeles (UCLA), where he holds the James and Carol Collins chair.https://en.wikipedia.org/wiki/Terence_Tao