Hindex

The person who came up with it was named "Hindex," but they didn't want to call it the "Hindex Index."

JOY! Mazel tov!

Cover art for the May 2026 issue of the Notices of the American Mathematical Society. Here's a link to the issue:

www.ams.org/notices

I approve this message!

My first assignment after each test is a take-home quiz that is a copy of the test and reflection questions. I wait a few days and then distribute a key. As part of the reflection, students assess their work, re-work any problems with any resource they like, and describe how their thinking changed.

Autocorrect - Even his phone doesn’t know how to say “Hormuz”

Oh!! THAT’s what they meant by Infrastructure week!

AYUP

You develop an instant global consciousness, a people orientation, an intense dissatisfaction with the state of the world, and a compulsion to do something about it. From out there on the moon, international politics look so petty. You want to grab a politician by the scruff of the neck and drag him a quarter of a million miles out and say, ‘Look at that, you son of a bitch

This quote from Apollo 14 astronaut Edgar Mitchell has been in my head the last few days

NASA's Artemis II Live Views from Orion YouTube video by NASA

There’s a 10-day livestream with just external camera images from Artemis II with no commentary

www.youtube.com/live/6RwfNBt...

when you’re playing softball but you see someone on their way to the moon:

What's making me happy right now is thinking of Trump sitting/sleeping there, with ABSOLUTELY NO IDEA how hard he's losing.

Given a Riemannian manifold that is topologically a sphere, we can talk about "geodesics"—paths as close to straight as possible on the surface. On a true sphere, geodesics are great circles, but on topological spheres, the geodesics may roam around the sphere forever without closing up.
1/7

3rd Planet YouTube video by Modest Mouse - Topic

youtu.be/epBbuk7x1sI?...

Making Bruce Pearl sit through it in person is just icing on the cake

Kroger has been periodically running a 4/$10 different brands.

Vigeland: You could pay for college for all for Americans in a week with what we're spending in Iran.

Arnoldo Bazan was getting breakfast with his dad at McDonald's when masked agents brutally attacked them. Arnoldo—who's only in tenth grade—was choked, demeaned, and even had to go to the hospital.

What happened to him and so many others is horrific, and it has to end.

Don’t forget Al Green and Alf

Genuine Q: Why would he say that?

Chuck Norris is dead. He was really shitty but Conan playing this clip from Walker Texas Ranger lives rent free in my head forever tbh so there's that.

Want some sweet hand knit mittens? Send me a picture of your donation to rent funds and I’ll enter you! Drawing on Sunday!

The documentary "All the Empty Rooms," which memorialized children killed in school shootings through a look at their bedrooms, won the Oscar for Best Documentary Short on Sunday.

Anderson Cooper reported on the project in November. cbsn.ws/3NvguBU

Bright green and dark blue kittens. One says F ICE and the other says BYE.

Other side of the mittens. The green and blue are swapped. Diamond tessealating pattern.

Win these!

Help my neighbors pay rent! Just one thumb left to knit.

1) donate to any rent fund at standWithMinnesota.com
2) email me a picture of your receipt at gtfoMNmittens@proton.me

Every $5 donated is an entry! I’ll draw a winner on 3/22 and then I’ll mail them to the winner at my cost.

Calculating pi from coin flips (without randomness) YouTube video by Stand-up Maths

Matt also references in his video how slowly this sequence converges. And Simone’s image helps me see that as well. Here’s Matt’s video:
youtu.be/kahGSss6SsU?...

I just watched @standupmaths.bsky.social ’s video about this and felt an itch that I couldn’t quite scratch of “why π, though?”
Anthropomorphism aside (bc coins simply hate when you anthropomorphize them), the image in the upper-left here scratches that itch for me!

Feeling Grumpy about Pi Day - Numberphile YouTube video by Numberphile

A grumpy old man start to Pi Day

Feeling Grumpy about Pi Day - Numberphile
youtu.be/TLV6e41-uxc

A more upbeat Pi video coming at 3.14pm GMT

G4G16 Hands-On Activities YouTube video by G4G Celebration

Nice video of the Hands-On Activities at G4G 16 (including my giant cardioid and nephroid activity).

We seem to have unlimited money to launch new wars of choice abroad, yet we can’t afford to feed hungry children here at home?

Our nation is spiritually broken.