video: The Hairy Ball Theorem
Published on Sat Jan 31 2026. Authored by maowtm (Tingmao Wang) <m@maowtm.org>. Content licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. For permissions beyond the scope of this license, see https://blog.maowtm.org/request_cc_extension.html. If you see something wrong please report on GitHub.