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#equations

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"[A]bout a decade ago, I was helping to refine a system for fabricating chips using extreme ultraviolet (EUV) light.
[...]
I realized that many aspects of this process have intriguing similarities to what happens during a supernova: a sudden explosion, an expanding cloud of plasma debris, and a shock wave that slams into a thin hydrogen environment. (Interstellar material consists mostly of hydrogen.)"

spectrum.ieee.org/euv-light-so

IEEE Spectrum · The Tiny Star Explosions Powering Moore’s LawBy Jayson Stewart

I just muted a guy trying to post a 'universal equation' and who used no citations to good peer reviewed papers for it. Beware and don't trust everything you see on the internet, as Gandalf famously said.

The closest thing we have now (early 2025 if you are reading this from the future) to a 'universal equation' is the standard model Lagrangian and it is SUPER LONG (a full page), and would be really awkward to try to put into a post.
#science #physics #equations
Take a look at it yourself:
symmetrymagazine.org/article/t

symmetry magazineThe deconstructed Standard Model equationThe Standard Model is far more than elementary particles arranged in a table.

Les #équations peuvent produire des dessins. 🥳
Par exemple, voici une équation d'un col de vêtement : |y| + |x²+sin(y)-1| = 1

Si vous voulez l'essayer dans G'MIC -> Rendering -> Equation Plot [Implicit], il faut la traduire : abs(y) + abs(x^2+sin(y)-1) - 1

Vous voudrez peut-être retourner l'image : abs(-y) + abs(x^2+sin(-y)-1) - 1

Vous voudrez peut-être faire un zoom "×2", il faut faire "/2" pour x et pour y : abs(-y/2) + abs(x^2/4+sin(-y/2)-1) - 1

Amusez-vous bien 🙂

So I am using an equation editor for the first time in years, because a lot of word processors *still* don't properly support equations (i.e. they don't support LaTeX for real).

Equation editors still suck. Equation editors still connect parts of the equations (that shouldn't be connected) so that you can't edit them and minor mistakes require a full redo.

How is this the case in 2024!?!

I'm doing my #MastersThesis on #PhysicsEducation, and I can confidently say that a huge part of what turns so many people away from #physics is that, especially at the #intro level, #classes aren't designed to interrogate #concepts and tie them together as much as to teach lists of #equations to memorize.

Intro #mechanics mostly covers four concepts: Newton's Second Law and the three #conservation laws. Starting from there would greatly reduce the mental load.

The Universe in Zero Words The Story of Mathematics as Told Through Equations by Dana Mackenzie

The Universe in Zero Words tells the history of twenty-four great and beautiful equations that have shaped mathematics, science, and society--from the elementary (1+1=2) to the sophisticated (the Black-Scholes formula for financial derivatives), and from the famous (E=mc2) to the arcane (Hamilton's quaternion equations).

@bookstodon
#books
#nonfiction
#mathematics
#equations

Is it in any way acceptable to use #Hiragana / #Katakana instead of the usual #Greek #Alphabet for the #Math #Equations in a #Paper? I just found out that I find it a lot easier to create short and easy to read telling names for my variables. For example, "Descriptive Norms" can be abbreviated as "DeNo" which can be written as "での". (And yes, I know that I could just write "DeNo" in the first place but that's not the point here. :D )