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nhatcher

1,002 karma · joined May 12, 2016

https://www.nhatcher.com/ https://www.ironcalc.com/

hn@theuniverse.today

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nhatcher··on Three new discoveries in mathematics, computer science, and physics
I'm still shelled shocked, but my initial reaction is caution. Wait what did they claim to have proof exactly? I can't see their pdf in natural language either.
nhatcher··on Three new discoveries in mathematics, computer science, and physics
Yes, people did. Well at least I did. We knew we can use QCD to compute loops and to some degree masses in the lattice. But there were serious doubts the underlying mathematical theory was sound. For many it didn't even matter. It would just mean that at those energies the theory is not even valid.

I am not certain on the extend of this proof but QED is probably not sound on it's own and we have been using that even longer. lambda phi^4 behind symmetry breaking and the higgs is strongly believed to be unsound on its own.

nhatcher··on Three new discoveries in mathematics, computer science, and physics
Woah, they got QCD! I didn't think they could do that. Three things jump to my mind: 1. Is it really true? Did they get the basic conditions right? 2. Would I ever be able to understand the proof 3. But the most important one. Can we compute hadronic masses now?

This is an incredible scientific achievement. One of our most fundamental theories is mathematically sound. Without the use of AI is very likely I would have never seen this in my lifetime

nhatcher··on Danish Government silently drops plan to dump MS Office
Damn, now I have another future goal.
nhatcher··on The Real Kevin Bacon
I thought the same thing. You would like this:

https://en.wikipedia.org/wiki/Erd%C5%91s%E2%80%93Bacon_numbe...

nhatcher··on A Strongly Aperiodic Monotile in Three Dimensions
See also: https://www.scientificamerican.com/article/a-unique-shape-a-...
nhatcher··on Sharing AI progress in mathematics
Catalan's constant is irrational!!!

That is a big one. Exciting times to be alive. Regrettably I can't understand the proof at this point.

There was a (flawed) proof submitted a month back:

https://arxiv.org/abs/2609.04176

I wonder if it gave part of the inspiration.

nhatcher··on Colibri: CERN VHDL Common Library Released for Everyone to Use
The source code is in GitLab: https://gitlab.cern.ch/colibri/colibri
nhatcher··on On the Navier–Stokes Millennium Prize Problem
Some millennium problems? Are there more coming?
nhatcher··on Rust Atomics and Locks (2023)
Note to self: This is a fantastic description on atomics and locks in Rust. I would say it is even better than the documentation or the Rust Book. It has a _soul_, you can see and feel the person talking. It has _unity_, you can understand it as a whole, not a bunch of disconnected parts. It has _intent_, you can see the author is trying to teach you something.

This is the level I should aspire when writing documentation and a living proof that as of today no LLM can do anything remotely close to that.

nhatcher··on Lev Landau
The first serious book I ever got on physics was Landau's Classical Mechanics. His writting left a long lasting impression on me. His wikipedia page made me think of the so many great physicists and scientist that will never be because of madness. Made me nostalgic and sad at the same time.
nhatcher··on Formalization of the Solution to the Hopf Problem
Oh wow, I'm fairly impressed. I wouldn't have expected AI to solve a problem this hard just now.

There have been claims of complex structures on s6 (or absence of them) quite a few times over the last 15 years. Some by acclaimed mathematicians. There was some discussions on HN a few days ago:

https://news.ycombinator.com/item?id=49412947

nhatcher··on An elliptic curve of rank ≥ 30
Hehe, I really like them. And I always recommend those. It's not always that you have some nice books on deep concepts in mathematics for the "general" public
nhatcher··on Ask HN: What are you working on? (August 2026)
I regrettably don't have a good plan for that. We have a grant from the European Union that will pay our salaries for another year or so.
nhatcher··on Ask HN: What are you working on? (August 2026)
From Excel/Google sheets because ot is MIT/Apache 2.

From libre office because it is web first and also an engine first

It's written in Rust and has bindings to different languages. It's extremely light and fast

nhatcher··on Ask HN: What are you working on? (August 2026)
As per usual for the last two years I'm working on an open source spreadsheet engine called IronCalc. It is super exciting. We have a proof of concept at

https://app.ironcalc.com

In the last couple of months my partner and myself quit our jobs to work on that. I am pretty sure that in a year from now the world is going to have a fairly competent spreadsheet alternative.

My capacity is fairly limited but I am trying to build a community around it. Join us!

https://github.com/ironcalc/IronCalc

nhatcher··on Show HN: Nobie – an Excel-compatible runtime for agents and humans
That is really cool and impressive! Fantastic job
nhatcher··on TypeScript 7.0 RC
I'm looking forward to this. But it does amaze me how Microsoft with all it's power takes years to complete the port to a different language and bun does it in 7 days. Crazy times
nhatcher··on Show HN: Extend UI – open-source UI kit for modern document apps
First of all thanks for the great library. It is so much more thay an UI kit!

We wrote (should say are writing) our own xlsx parser in Rust on IronCalc:

https://github.com/ironcalc/IronCalc/tree/main/xlsx

nhatcher··on Port React Compiler to Rust
Also there is an idea for the svelte compiler: https://github.com/sveltejs/svelte/issues/18376
nhatcher··on Alexander Grothendieck Revolutionized 20th-Century Mathematics
Grothendieck has been discussed a number of times in HN:

https://hn.algolia.com/?q=Grothendieck

nhatcher··on Bun's experimental Rust rewrite hits 99.8% test compatibility on Linux x64 glibc
That's a post I am eagerly waiting to read.

Basically we are seeing now an "inverse Hofstadter's Law" where doing something with an LLM takes less time thanexpected even when you take into account this law.

I am a Rust developper myself but I really love Zig and Bun. I am just overly curious of all this.

nhatcher··on Show HN: Hello, World in many different languages
What about lean?

def main : IO Unit := IO.println "Hello, world!"

Also Coq was renamed to Rocq

nhatcher··on Spain's parliament will act against massive IP blockages by LaLiga
(Disclaimer: I don't know the first word about law)

But I have been thinking about this quite a lot recently (mostly because I get angry at the power states sometimes have over individuals). Would the distinction really matter in this case?. I would think that in a "civil law" contry things could be even worse for the aggressor

nhatcher··on L123: A Lotus 1-2-3–style terminal spreadsheet with modern Excel compatibility
Cool to see this here! There are quite a few other terminal based spreadsheet people have been doing over the last few years.

Most notably:

https://github.com/andmarti1424/sc-im

Has been in HN often, most recently:

https://news.ycombinator.com/item?id=47662658

New takes: https://github.com/zaphar/sheetsui https://github.com/garritfra/cell

nhatcher··on TypeScript 7.0 Beta
This is exciting! TypeScript has gone a long way (indeed JavaScript!). I wonder how difficult for the many other tools like Deno, Bun, etc will be to integrate this
nhatcher··on The abandoned war: Why no one is stopping the genocide in Sudan
Try Share The Meal[1]. It's quite easy to use and I think it has an impact. Sadly also a way to keep in touch with devastating news like this one

[1]: https://sharethemeal.org/en-us

nhatcher··on Show HN: Alien – Self-hosting with remote management (written in Rust)
I like it! I think if we are moving to a world (that is a big if) with more people self-hosting ideas like this one might have a future.

A different take: https://www.cloudron.io/

nhatcher··on Ask HN: European Tech Alternatives?
Thanks, fixed.
nhatcher··on Ask HN: European Tech Alternatives?
Wrong thread?
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