Ayhon boosted
Ayhon boosted
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Ayhon boosted

I have been waiting for this book for 28 years (see the first version of third-bit.com/ideas/not-on-the) - thank you @TartanLlama

Ayhon boosted

Does anyone have any good resources around automata and how to model systems with them?

I've seen the cellular automata demos, and they're fun! I've also used / written finite state machine implementations, and I tend to model a lot of things with them.

But I know that automata can go a lot further than that. For example, I know that the peep magic peephole optimizer is/was based on automata, and it's what made it efficient. I want to learn more about automata like that?

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Biggest commitment to a 3 second joke I've ever seen

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If my hairdresser doesn't soon start to purchase some cryptography consultations, I'll have to charge myself an extra 50% every time I get a new haircut.

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Ayhon boosted

My cousin
who is young and angry
tells me at this point
she is waiting for the crash,
she is hoping for the crash,
she can only see a better world
built on the wreckage of this one,
so sympathetically
I try to remind her
that many of us
will be buried in that wreckage.

Ayhon boosted
Ayhon boosted

I feel like the brainwashing delivered by our Advanced Functional Programming course has gone pretty well, given two students turned up to the exam with Agda T-shirts.

@MartinEscardo
I had a question about univalent mathematics and I was told you'd be the one to ask. I hope you don't mind

Reading the HoTT book I noticed that they defined universes to be cumulative. This surprised me because in theorem provers such as Lean and allegedly Agda (I was told), this is not the case. In the book itself they mention a downside of having cumulative universes being that a term no longer has a unique type, but they don't mention any advantages of constructing them this way.

Therefore, my question is: what is the advantage of having cumulative type universes?

Ayhon boosted

** Speaker announcement ** Catch this talk at RustWeek 2025!

Speakers: David Barsky & Lukas Wirth
Title: Salsa in Rust-Analyzer

Info & tickets: rustweek.org/talks/salsa/

See you in Utrecht 13-17 May, 2025!

#rustweek #rustlang

Ayhon boosted

When Signal was designed, our threat model was protecting the communications of civil society, journalists, just regular citizens ...

The threat model of military operations & sharing your hate of Europeans was not what Signal was designed for. Ephemeral messages and cryptographic deniability are not fit for communications that require accountability.
But I appreciate their effort to make government more efficient by adding journalists to the chat instead of requiring to go through FOIA.

Ayhon boosted

Being confused about which account belongs to which person is known to security professionals as a state management problem.

I'll see myself out

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Which academic field has the best puns in paper titles? Examples welcome!

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Ayhon boosted

There are just a few days left now to register for the Midlands Graduate School (MGS) in Sheffield, 7-11 April 2025. Eight fantastic courses on category theory, type theory, coalgebra, semantics and more.

Registration closes on Monday 24th March.

tinyurl.com/MGS-2025

Ayhon boosted

The first production ready version of The Rocq Prover 9.0 has been released today, see rocq-prover.org/releases/9.0.0 on our new official website! In the coming weeks, we'll migrate the Discourse, Zulip and Github organizations, please bear with us and don't hesitate to report broken links! Packages for opam and nix will be coming soon.

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