https://cdn.openai.com/pdf/32d9f210-8b73-45e0-91bc-82a30aef8a9a/navier-stokes.pdf
This was done by an internal model that has made a huge leap in math performance compared to gpt-6(http://www.autoadmit.com/thread.php?thread_id=5901870&forum_id=2most#50124423)