Michael Kinyon
profkinyon.bsky.social
Michael Kinyon
@profkinyon.bsky.social
Mathematics professor at the University of Denver. Quasigroups, Semigroups, Automated Deduction. He/Him. Occasionally drop in at Mathstodon, but not as much as I used to.
I probably should have included an apology to Joni Mitchell in the alt text
January 27, 2026 at 2:46 PM
"Students who disapprove are recommended to give up at once and take a reading course in Category Theory instead."
January 26, 2026 at 3:29 AM
You must be talking about Reid.
January 26, 2026 at 3:26 AM
Yep, one of the better articles in the issue. (Btw, I think Dave Carlson passed just last year.)
January 25, 2026 at 6:02 PM
Fabulous Secret Powers
YouTube video by slackcircus
www.youtube.com
January 23, 2026 at 7:39 PM
I would boo both of you, but I'm just jealous I didn't think of either of those myself.
January 21, 2026 at 3:18 PM
Very nice. I like it more than the traditional one.
January 21, 2026 at 4:00 AM
I confess I didn't know Beck (Hanson) and Jeff Beck were different people until a couple of years ago. How could there be more than one musician with the same name?!?
January 20, 2026 at 4:56 AM
Artist: Oof, I'm so sick of tangents. I think I've finally corrected all the unintentional ones in this drawing.

Algebraic geometry professor: Today we're going to learn how to use tangents to define a group structure on an elliptic curve

Artist: AAUGH!
January 20, 2026 at 4:54 AM
You're welcome
January 19, 2026 at 12:06 AM
I did end up going with productive, right before posting.

Fecund is quite a word. It is not etymologically related to fecal, but still triggers that association.
January 18, 2026 at 3:53 AM
Not quite the same thing, but the Gilligan's Island version of "Hamlet" is one of the greatest sitcom episodes of all time.
January 17, 2026 at 2:07 AM
Not if I don't have to.
January 13, 2026 at 3:09 AM