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Steve McCormick

@quasilocal.com
1.6K followers 154 following 289 posts

Sweden-based, Germany-adjacent, Scottish-Australian Mathematician. Mathematician who pretends to be a physicist sometimes (convincing nobody). Maker of dubious memes, and exploring my new home near the arctic circle (Luleå).

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Steve McCormick @quasilocal.com · 16/12/2025
New postdoc position advertised in geometric analysis (and/or math-GR) with me in the frozen wastelands of the north (Luleå, Sweden) web103.reachmee.com/ext/I003/583...
web103.reachmee.com
Postdoctoral scholarship in Mathematics, with focus on geometric analysis and mathematical general relativity
The Division of Mathematical Sciences, at the Department of Engineering Sciences and Mathematics at Luleå
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Steve McCormick @quasilocal.com · 01/11/2025
What the hell... Is there any distinction between the different papers? Like a majority are surely not showing any intellectual independence, right?
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Steve McCormick @quasilocal.com · 21/09/2025
Lol brings back memories. I do still actually check it occasionally, but never even make eye contact with the crazies. Occasionally it reminds me of a paper I wanted to read though
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Ayliean @ayliean.bsky.social · 30/08/2025
Okay, now I’ve found their “Bagpipe Practice Room” I think Scotrail might just be having us on!
A cupboard in a train vestibule labelled “Stay Out, Bagpipe Practice Room”
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Steve McCormick @quasilocal.com · 30/08/2025
(I found a call due very soon promoting internationalisation to recruit someone from outside Europe with less than 2 years on the post-PhD clock but not sure I can come up with a candidate quick enough)
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Steve McCormick @quasilocal.com · 30/08/2025
Anyone in the math GR / geometric analysis communiy know anyone who's in need of a postdoc around 1 year from now and would be interested in coming to the frozen wastelands of the north? (And has/will have a non-Euro PhD)
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Steve McCormick @quasilocal.com · 11/08/2025
I asked ChatGPT if it knew who I am based off of our chats. The answer was (obviously) yes 😅
ChatGPT correctly guesses who I am
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Horatio Pornviewer @stuntbirdarmy.bsky.social · 09/08/2025
If kids’ schools trained them for work based on what everyone thought the hot new technology was going to be, both my kids would have spent the past several years learning about the blockchain. This is why schools don’t attempt to do workplace training: life is pretty long.
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Steve McCormick @quasilocal.com · 10/08/2025
A last little bit of swedish summer yesterday Guitar and some beers, spotted some berries, and then made a little spiky friend
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Dan Garisto @dangaristo.bsky.social · 31/07/2025
For the math folks on here: NSF has suspended Terry Tao's grant. www.nsf.gov/awardsearch/...
nsf.gov
NSF Award Search: Award # 2347850
Structure theory for measure-preserving systems, additive combinatorics, and correlations of multiplicative functions
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Steve McCormick @quasilocal.com · 01/08/2025
Some kind of joke related to observing/measuring the back of the poster?
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Steve McCormick @quasilocal.com · 01/08/2025
A friend is currently advertising a PhD position in harmonic analysis (Melbourne + Chennai*): lashi-bandara.github.io/toc/supervis... Pass it on if you know anyone who might be interested. * Position is joint between Deakin University IIT-Madras, with 3 years in Melbourne and 1 year in Chennai
lashi-bandara.github.io
PhD Project - Kato Square Root Problem on Riemannian Spaces - Lashi Bandara
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Al Yankovic @alyankovic.bsky.social · 27/07/2025
My last living musical hero is still my hero but unfortunately no longer living. RIP to the great, great Mr. Tom Lehrer.
Photo of Tom Lehrer
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Steve McCormick @quasilocal.com · 16/06/2025
I say "attempt" because admittedly, I still don't really understand it all too well but seems we can prove stuff about it. We were however able to show that the quantity arises as the value of a reduced Hamiltonian for the Einstein equations, which I think is kind of neat
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Steve McCormick @quasilocal.com · 16/06/2025
Recently, we (with Mattias Dahl and Klaus Kröncke) gave a definition of a new geometric "mass-like" invariant for asymptotically (locally) hyperbolic manifolds, which we've found satisfies some interesting properties. This paper is our attempt to understand it a little better.
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Steve McCormick @quasilocal.com · 16/06/2025
New paper day! 🥳 arxiv.org/abs/2506.11841
arxiv.org
The Volume-Renormalized Mass from a Hamiltonian Perspective
We demonstrate that the volume-renormalized mass for asymptotically hyperbolic manifolds recently introduced by the authors can be deduced from a reduced Hamiltonian perspective. In order to do this, ...
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Steve McCormick @quasilocal.com · 14/06/2025
I'm told that when I was really little, I was running into the motion sensor to open the door of a store before arriving customers triggered it When I was visibly upset for being too slow, a group stepped back and let the door close again so I could "open it" for them -- it was the band Wet Wet Wet
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Steve McCormick @quasilocal.com · 14/06/2025
Seems arXiv now uses AI to try to convince you that you're misclassifying your own paper's subject area 🙃
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Steve McCormick @quasilocal.com · 24/05/2025
[Disclaimer: Not any kind of expert, so I'm probably missing things but the gist is roughly right I think 😅 ]
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Steve McCormick @quasilocal.com · 24/05/2025
The amusing thing is that there *is* an etymological connection here... And of course some variation of calling townspeople "burgers" exists in almost all European languages. It's where "bourgeois" comes from even. And connected to place names like Hamburg, Edinburgh, Strasbourg, etc. (I think)
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Steve McCormick @quasilocal.com · 24/05/2025
Can any physicist explain this idea of boundedness of the Euclidean Einstein-Hilbert action in the context of this paper? (Purely from a GR/geometric perspective, no path integrals) arxiv.org/abs/2505.13600
arxiv.org
Constraints are not enough
The Euclidean Einstein-Hilbert action is well-known to be unbounded below and thus to raise many questions regarding the definition of the gravitational path integral. A variety of works since the lat...
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Ketan Joshi @ketanjoshi.co · 11/05/2025
Not only is this true, there are 33 whole-ass mentions of this in the script and each one is freaking hilarious whills.nu/4/sw4.html#h...
  She hands him a dish, and he grunts an embarrassed reply.
                                      BERU (CONT'D)
                            Luke, you've hardly touched 
                            your dinner.  Have some bum-bum 
                            extract.  It's very mild.
                                      OWEN
                                 (to Luke)
                            The force of the Bogan is strong, 
                            and if you don't feel you can 
                            make it, you probably won't.
                                      LUKE
                            I've never even been past this 
                            planet...and I never thought I'd 
                            be going alone.
                            Suddenly I feel very small --
                            and well...desperate.                                      LUKE
                            Because a terrible thing happened.
                            During one of his lessons a young 
                            PADAWAN-JEDI, a boy named Darklighter, 
                            came to know the evil half of the 
                            force, and fell victim to the spell 
                            of the dreaded Bogan.  He ran away 
                            from his instructor and taught the 
                            evil ways of the Bogan Force to a 
                            clan of Sith pirates, who then 
                            spread untold misery throughout 
                            the systems.  They became the per-
                            sonal bodyguards of the Emperor.
                            The Jedi were hunted down by these 
                            deadly Sith knights.  With every 
                            Jedi death, contact with the Ashla 
                            grows weaker, and the force of the 
                            Bogan grows more powerful.                                      LUKE
                            No, no, there's a debris chute.
                            It's the Bogan force making you 
                            feel that way.  Don't give up 
                            hope...fight it!
                                      HAN
                            It's no use, it's no use.
              The giant hinge bolts on the blast-shield door begin to pop 
              as the force of the Sith knights grows stronger.  Luke fires 
              off a rapid series of shots and half-drags Han to the small 
              grate in the wall.
                                      LUKE
                            Well, we're going anyway.  Think 
                            of good things.  Drive the Bogan 
                            from your mind.         18.  INT. REBEL SPACEFIGHTER - COCKPIT CORRIDOR
              Deak Starkiller cuts down several troops who make a fren-
              zied, suicidal charge with laser swords.
                                      TROOPS
                            The Bogan!  The Bogan!
              They are no match for the incredibly agile young Jedi.  For 
              an eerie moment, all is deathly quiet as a huge darker figure 
              appears in the sub-hallway.  The remaining stormtroopers bow 
              low toward the doorway.  An awesome, seven-foot BLACK KNIGHT 
              OF THE SITH makes his way into the blinding light of the cock-
              pit area.  This is LORD DARTH VADER, right hand to the MASTER 
              OF THE SITH.  His sinister face is partially obscured by his 
              flowing black robes and grotesque breath mask, which are in 
              sharp contrast to the fascist white armored suits of the 
              Imperial stormtroopers.  The troops instinctively back away 
              from the imposing warrior.
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Steve McCormick @quasilocal.com · 09/05/2025
Just got some art done by Alexandr Elichev for my latest homebrew Frosthaven class and wanted to share it somewhere :)
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Steve McCormick @quasilocal.com · 02/05/2025
How normal is it to write words correctly, but write the letters in the wrong order? Sometimes when I write fast, I fill in the letters the wrong way. Eg. When writing "Letter" in the middle of a sentence I might write the "ett" then the "L" in front of them and then the "er" ... it feels weird
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Steve McCormick @quasilocal.com · 29/04/2025
Yeh, it's not even the AI that's the problem -- I actually *do* even think that we aren't that far from being able to generate tools to help prove things. But they seem to think that essentially papermilling is a goal...
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Steve McCormick @quasilocal.com · 28/04/2025
How can you look at a shift to quantity over quality seen in other fields, and think "math really needs to do this too"
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Steve McCormick @quasilocal.com · 28/04/2025
Well this can fuck right off www.theregister.com/2025/04/27/d...
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Senator Chris Van Hollen @vanhollen.senate.gov · 18/04/2025
I said my main goal of this trip was to meet with Kilmar. Tonight I had that chance. I have called his wife, Jennifer, to pass along his message of love. I look forward to providing a full update upon my return.
Photo of Senator Chris Van Hollen with Kilmar Abrego Garcia.
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Randall Munroe @xkcd.com · 17/04/2025
de Sitter xkcd.com/3077
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The Mary Rose Museum @maryrosemuseum.bsky.social · 15/04/2025
On the anniversary of the sinking of the Titanic, we thought we'd answer a question that's often asked, "If they raised the Mary Rose, why not raise the Titanic?" Allow our scaled diagram to explain...
A light blue diagram depicting the sea, with the water's surface at the top, and just below it is an outline of the Mary Rose, with the depth (12m, 40ft or 6.7 fathoms). There is a line showing the seabed, which takes a rapid dive into the vertical...
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Steve McCormick @quasilocal.com · 06/04/2025
Nah but as soon as i started to slightly open it, the pressure blew the lid clean off 😅 But yeh the ceiling, walls, and myself was soaked
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Steve McCormick @quasilocal.com · 06/04/2025
Haha i did something similar and it completely mangled the metal attachment piece. Absolutely devastated the kitchen too 🫠
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Steve McCormick @quasilocal.com · 04/04/2025
Someone should make a collage of all the posts where people predicted this the moment he pivoted to weird religious zealot
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Razzball @razzball.bsky.social · 01/04/2025
Huh, weird
DOJ directs prosecutors to seek death penalty for Luigi Mangione
1 hour ago
CAH
CNN
Gunman who killed 23 in racist attack at Texas Walmart offered plea deal to avoid death penalty
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Steve McCormick @quasilocal.com · 30/03/2025
I apologise for nothing
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Steve McCormick @quasilocal.com · 30/03/2025
(To be clear, this was not remotely planned and there was a mild panic when I realised what I was just about to do in front of a room full of students with smartphones)
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Steve McCormick @quasilocal.com · 30/03/2025
The other day in a lecture I was using an outstretched arm like a traffic cop to indicate vectors in different directions and then after something like i+2j+k I ended up saying "whoops, nearly did an Elon Musk impersonation" moment 🙃
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Michael Wong @miquai.bsky.social · 29/03/2025
I received a heartbreaking email today: A paper in a special issue I’m editing is being retracted because one of its authors is afraid of losing their job and their legal status in the U.S. if they publish a scientific study on evolution. Yes, on evolution, nature's engine of diversity.
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Steve McCormick @quasilocal.com · 30/03/2025
I don't think so tbh. I think at some point as LIGO and whatnot improve that will really change things, but I don't hear much about Webb. That said, I'm not an expert here 😅
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The Tennessee Holler @thetnholler.bsky.social · 01/03/2025
Brutal.
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Matias Koivurova @mkoivurova.bsky.social · 01/03/2025
kyivindependent.com/editorial-a-...
kyivindependent.com
Editorial: A president just disrespected America in the Oval Office. It wasn’t Zelensky
It’s time to say it plainly. America’s leadership has switched sides in the war. The American people have not, and they should speak up. In the past several weeks, the U.S. leadership has demonstrate...
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Steve McCormick @quasilocal.com · 27/02/2025
Yeh for sure. The distinciton there matters too... I have no issue with someone using ChatGPT as a tool, but I don't want to be reading something that is clearly just generated by it. I'd find it more informative to just get the prompt you put into it.
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Steve McCormick @quasilocal.com · 27/02/2025
It's coming... I've also got postdoc applications with the cover letter clearly GPT output too 🫠
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Steve McCormick @quasilocal.com · 27/02/2025
Students... I've noticed people on Reddit complaining about it for a while, but now started getting it myself. But really *any* email where it's not a mass email but rather a direct email from someone asking you for something, because we seem to be heading there
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Steve McCormick @quasilocal.com · 27/02/2025
How do you response to AI generated emails? Especially those where it's clear that the LLM that wrote it wasn't given full information... Like, how is this a thing
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Steve McCormick @quasilocal.com · 23/02/2025
I reckon he'll eventually get obnoxious enough that a student will complain about being recorded all the time without real possibility to consent
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Steve McCormick @quasilocal.com · 23/02/2025
Argh I trained the algorithm to show me more and each one is worse than the previous 😖
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Steve McCormick @quasilocal.com · 23/02/2025
oh man now another of his videos is recommended to me, and he's unsufferable... www.facebook.com/reel/1189366...
facebook.com
2.7M views · 170K reactions | Learning to make decisions in the face of ambiguity is one of the most important skills you can master. #college #dukestudents #professor #teacher #learningtofail | Aaro...
Learning to make decisions in the face of ambiguity is one of the most important skills you can master. #college #dukestudents #professor #teacher #learningtofail.
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Steve McCormick @quasilocal.com · 22/02/2025
Thanks! 😊
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Steve McCormick @quasilocal.com · 22/02/2025
And there it is! First article of 2025 is published :) link.springer.com/article/10.1...
link.springer.com
V-Static Metrics and the Volume-Renormalised Mass - The Journal of Geometric Analysis
V-static metrics generalise the notion of static metrics, and stem from the work of Miao and Tam (Calc Var Partial Differ Equ 36(2):141–171, 2009), and Corvino, Eichmair, and Miao (Math Ann 357(2):551...
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