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Nick Meyer

@nickmeyer.phd

Math PhD; opinions are my own. Geometric Topologist by training Interested in 3D flavored 4D things! https://nickmeyer.phd

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13.11.2024
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Latest posts by Nick Meyer @nickmeyer.phd

Exotic R^4s are my Roman Empire

07.03.2026 16:28 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Maine is the Ohio of New England, and I cannot be convinced otherwise.

24.02.2026 16:22 πŸ‘ 3 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
three arrows down and to the left inside a circle, but the arrows are decorated as a weak equivalence, cofibration, and fibration

three arrows down and to the left inside a circle, but the arrows are decorated as a weak equivalence, cofibration, and fibration

Homotopy theorists against fascism.

17.02.2026 15:50 πŸ‘ 19 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0

It's literally "just" calculus. Force isn't constant so the work isn't directly proportional to the weight being lifted.

16.01.2026 23:24 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Nicholas Meyer: Extending Fibrations of the $3$-Torus and Applications to Torus Surgery in $4$-Manifolds https://arxiv.org/abs/2512.17595 https://arxiv.org/pdf/2512.17595 https://arxiv.org/html/2512.17595

22.12.2025 06:38 πŸ‘ 1 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

Thank you!

18.12.2025 23:17 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Just submitted my first solo paper to the arXiv!

18.12.2025 20:51 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

I had a teacher once say "Prepare your child for the road, not the road for your child." And its stuck with me for 20 years.

18.12.2025 02:21 πŸ‘ 30 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

It's even worse when the invariant turns out to be equivalent to just some pile of linear algebra applied to some equivariant or twisted version of a Seifert form

14.12.2025 15:02 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

I feel so seen

14.12.2025 14:59 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

learning the material is my favorite cheating method

12.12.2025 18:34 πŸ‘ 8 πŸ” 2 πŸ’¬ 1 πŸ“Œ 1
Video thumbnail

A lot of people have asked me how I created this Gastly using graphs, so here’s the link if you want to review it πŸ”— www.desmos.com/calculator/3...

In the Godot Shaders Bible I explain how to transform all these functions into GDSL code ✨ jettelly.com/store/the-go...

#godot #indiedev #gamedev

07.12.2025 17:43 πŸ‘ 199 πŸ” 26 πŸ’¬ 7 πŸ“Œ 1

Euclid is known as the "father of geometry" because he got a triangle pregnant

05.12.2025 04:59 πŸ‘ 1761 πŸ” 277 πŸ’¬ 47 πŸ“Œ 7
Final Budget Reduction Plan | Budget Process | Nebraska

Friends of Stats: The U. of Nebraska-Lincoln Department of Statistics needs your help. The university's Chancellor submitted a FINAL proposal today for budget cuts (budgetprocess.unl.edu/final-budget...) that eliminates the department. 1/ #LNK #Nebraska #Huskers @amstatnews.bsky.social

11.11.2025 04:06 πŸ‘ 5 πŸ” 12 πŸ’¬ 1 πŸ“Œ 2

Reminds me of a positive cone, so perhaps something along those lines?

22.10.2025 00:31 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Major website upgrade live! Lots of pretty things now. (And much less red!)

09.09.2025 14:32 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Jamovi for analysis, LibreOffice for organizing.

03.09.2025 17:08 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Recency bias. It's objectively not the worst set, but because it's a bad set that happened recently, people remember it.

25.08.2025 17:36 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Bridge trisections?! πŸ‘€ Or just cap diagrams?

23.08.2025 00:35 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

We used a fork of AC at Nebraska and I LOVED it. OpenStax is a good supplement for those students who need a bit more structure in the text (or who need extra practice problems).

13.08.2025 13:44 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Mark Brittenham, Susan Hermiller: Unknotting number is not additive under connected sum https://arxiv.org/abs/2506.24088 https://arxiv.org/pdf/2506.24088 https://arxiv.org/html/2506.24088

01.07.2025 06:38 πŸ‘ 1 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

β€œI asked ChatGPT,” well I asked your mom and she said you’ve always been a disappointment

06.05.2025 19:51 πŸ‘ 15260 πŸ” 4173 πŸ’¬ 56 πŸ“Œ 63

Given that the film came out in 1998, I'd say that Cillian modeled himself after the Antz

03.05.2025 03:13 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Post image

No, but there is one called Antz

03.05.2025 03:10 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

I'm personally a fan of Pantz

03.05.2025 03:07 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Illustration on a hard to photograph orange paper of an Alexander horned sphere (a pathological topological space, where a torus keeps getting dividing into interlocking links) in front a night sky with stars and the moon surrounded by flowing water with finger waves. Black and white with hatch shading

Illustration on a hard to photograph orange paper of an Alexander horned sphere (a pathological topological space, where a torus keeps getting dividing into interlocking links) in front a night sky with stars and the moon surrounded by flowing water with finger waves. Black and white with hatch shading

A portrait of an Alexander Horned Sphere I drew for a professor’s birthday

23.06.2024 14:30 πŸ‘ 553 πŸ” 151 πŸ’¬ 19 πŸ“Œ 4
Homology Calculator

homology calculator, in browser, by Dan Sweeney:

sweeneyde.github.io/homology-js/

24.03.2025 05:13 πŸ‘ 7 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0

Building sage from scratch feels like arcane wizardry and I'm not here for it. I just wanted snappy and kbmag to be working together and here I am

15.03.2025 00:50 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Update: (all public info), he was a freshman at my school, now he's somewhere else. At least UCM was mentionable πŸ˜‚

18.02.2025 02:12 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

WAIT, HE'S A STUDENT AT THE UNIVERSITY I TEACH AT!?

18.02.2025 02:08 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0