"times square" involves less arithmetic than I might hope
05.08.2025 20:09 โ ๐ 7 ๐ 1 ๐ฌ 0 ๐ 1@kisonecat.com.bsky.social
associate professor in mathematics at The Ohio State University he/him https://youtube.com/kisonecat
"times square" involves less arithmetic than I might hope
05.08.2025 20:09 โ ๐ 7 ๐ 1 ๐ฌ 0 ๐ 1Landed in NYC!
04.08.2025 11:54 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0I use a directory ๐น+1 for the academic year including Autumn ๐น and Spring ๐น+1. (I feel super guilty for labeling the time interval using the right hand endpoint.)
01.08.2025 19:21 โ ๐ 2 ๐ 0 ๐ฌ 0 ๐ 0I sing of R^n and the manifold
01.08.2025 09:02 โ ๐ 1 ๐ 1 ๐ฌ 0 ๐ 0I sing of R^n and the manifold
01.08.2025 09:02 โ ๐ 1 ๐ 1 ๐ฌ 0 ๐ 0A sticker on a window that reads: MEMBER NATO National Association of Theatre Owners
My local movie theater is a member of NATO
30.07.2025 14:53 โ ๐ 3 ๐ 0 ๐ฌ 0 ๐ 0A crumply paper sign that reads: ATTENTION Outage A Domestic Cold Eater outage will be required
No water in the math department
No chalk on the chalkboard
(apologies to @tuneyards.bsky.social)
I first saw "acute angle mazes" in some of the beast academy curriculum from AoPS -- super fun way to get people to think about angles
07.07.2025 17:54 โ ๐ 1 ๐ 0 ๐ฌ 0 ๐ 0A colorful bag of Cosmic Crisp apples, with the tagline at the top that says "amazing flavor + infinite possibilities". The bag features a big painterly image of an apple with three icons that mention snacking, baking, and entertainment.
"infinite possibilities" is a wonderfully optimistic tagline for apples
24.06.2025 18:55 โ ๐ 3 ๐ 0 ๐ฌ 0 ๐ 0Very excited to share Episode 2 of Un-Natural Numbers. The #mathschatshow all about a single number, this week the #number2. With fabulous guests @kisonecat.com and Cindy Jiao
youtu.be/N53Vvz6cCAE
I'm now looking for guests for episode 3, give me a shout if you're interested.
#mathsky
#mathschat
May the Cauchy-Schwarz be with you
12.06.2025 20:05 โ ๐ 4 ๐ 0 ๐ฌ 0 ๐ 0That's really cool!
06.06.2025 00:12 โ ๐ 1 ๐ 0 ๐ฌ 0 ๐ 0The surface of an empty parking lot showing a few parking spots (outlined in yellow lines), part of a lamp post, and pools of water. The pools of water appear where the wheels of the car would be.
So the weight of the cars causes slight indentations where the wheels sit?
06.06.2025 00:11 โ ๐ 6 ๐ 0 ๐ฌ 1 ๐ 0@akivaw.bsky.social I heard your name on Lateral!
05.06.2025 14:29 โ ๐ 1 ๐ 0 ๐ฌ 1 ๐ 0Connected components: we are never ever getting back together
31.05.2025 12:52 โ ๐ 3 ๐ 0 ๐ฌ 0 ๐ 0I'd forgotten about en.wikipedia.org/wiki/Dr._Dob...
15.05.2025 20:45 โ ๐ 3 ๐ 0 ๐ฌ 0 ๐ 0jelly beans are the swedish caviar of swedish fish
04.05.2025 14:54 โ ๐ 2 ๐ 0 ๐ฌ 0 ๐ 0base ball cap
30.04.2025 20:59 โ ๐ 13 ๐ 3 ๐ฌ 0 ๐ 0PhD Timeline xkcd.com/3081
25.04.2025 15:32 โ ๐ 60715 ๐ 20856 ๐ฌ 611 ๐ 840I really want hycean to rhyme with ocean.
19.04.2025 22:12 โ ๐ 1 ๐ 0 ๐ฌ 0 ๐ 0@tienchihmath.bsky.social wins with "sticks and stones"
11.04.2025 12:10 โ ๐ 3 ๐ 0 ๐ฌ 1 ๐ 0Oh that's great!
11.04.2025 09:15 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0historically when was co- first used as a prefix to mean "the dual thing"?
11.04.2025 01:27 โ ๐ 2 ๐ 1 ๐ฌ 1 ๐ 0the K in K(G,n) stands for eilenberg-maKlane
11.04.2025 01:06 โ ๐ 2 ๐ 0 ๐ฌ 0 ๐ 0eager to watch a movie adaption of the filksong Dawson's Christian
10.04.2025 20:08 โ ๐ 0 ๐ 0 ๐ฌ 0 ๐ 0a blue box of Kellogg's VECTOR cereal, showcasing the texture of the flakes and its 13g of protein per serving. The words "HIGH PROTEIN" appear on the box. A man with glasses stands beside the box.
high protein? i want high dimensional!
27.03.2025 14:18 โ ๐ 16 ๐ 1 ๐ฌ 2 ๐ 0Topology warns me not to push the door open and door close buttons simultaneously, lest I disconnect the door.
24.03.2025 20:00 โ ๐ 6 ๐ 0 ๐ฌ 0 ๐ 0Happy โ10 day
16.03.2025 14:25 โ ๐ 6 ๐ 1 ๐ฌ 1 ๐ 0I'm curious now if there are deviled eggs which somehow involve jello.
11.03.2025 01:56 โ ๐ 1 ๐ 0 ๐ฌ 1 ๐ 0My (Minnesota!) grandmother would often put shredded carrots and/or celery in jello.
09.03.2025 00:47 โ ๐ 3 ๐ 0 ๐ฌ 1 ๐ 0