John Carlos Baez on Nostr: BUT, we now have much nicer counterexamples to the Jacobian Conjecture than the one ...

BUT, we now have much nicer counterexamples to the Jacobian Conjecture than the one originally found by Fable on July 19th. It took just a day.

If the math here makes no sense, try the explanation here:

https://bsky.app/profile/gro-tsen.bsky.social/post/3mr5nqxvmh22v

(3/n)