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Maven (famous)@lemmy.world to Science Memes@mander.xyzEnglish · 1 year ago

How to open a textbook

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How to open a textbook

lemmy.world

Maven (famous)@lemmy.world to Science Memes@mander.xyzEnglish · 1 year ago
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  • Troy@lemmy.ca
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    1 year ago

    My third year thermodynamics course opened with a similar quip by the lecturer. Entropy is actually depressing. You can’t fight it. You can’t not fight it. It just wins.

    • WbrJr@lemmy.ml
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      1 year ago

      So… that’s why I never tidy up my room. I’m just too smart!

    • Psychadelligoat@lemmy.dbzer0.com
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      1 year ago

      Man, you humans are going to be really upset when you find the universal wall…

      I mean uh…

      Hey, how was the game last night amirite?

      • Zorsith@lemmy.blahaj.zone
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        1 year ago

        Did you see that ludicrous display last night?

        • FooBarrington@lemmy.world
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          1 year ago

          What was Wenger thinking sending Walcott on that early?

          • UlfKirsten@feddit.de
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            1 year ago

            Thing about Arsenal is they always try and walk it in

        • in4aPenny@lemmy.world
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          1 year ago

          Yeah he played his most popular hit “Move” and people went nuts as usual.

    • Hupf@feddit.de
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      1 year ago

      All we have to decide is what to do with the entropy that is given us.

    • AngryCommieKender@lemmy.world
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      1 year ago

      To quote The Star Child, “What, you haven’t planned that far ahead?”

    • oce 🐆@jlai.lu
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      1 year ago

      Life is a temporary win over it, just enjoy it while you can.

    • Etterra@lemmy.world
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      1 year ago

      Well I mean yeah. It wasn’t my first existential crisis - you get used to them eventually. Or you do what those guys did I guess.

  • Dogs_cant_look_up@lemmy.world
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    1 year ago

    One opening line that’s always stuck with me is:

    “The doctor said I was a paranoid schizophrenic. Well, he didn’t actually say it, but we knew he was thinking it.”

  • gibmiser@lemmy.world
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    1 year ago

    So… is Goldstein still around or did he…?

    • Maven (famous)@lemmy.worldOP
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      1 year ago

      Don’t worry, he’s alive: His wiki page

    • SomeoneSomewhere@lemmy.nz
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      1 year ago

      Apparently still alive at 85: https://en.wikipedia.org/wiki/David_Goodstein

      • Patapon Enjoyer@lemmy.world
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        1 year ago

        There’s still time

  • LillyPip@lemmy.ca
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    1 year ago

    We are all gas with a slightly denser particle distribution.

    🔫

    • h6a@lemmy.world
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      1 year ago

      We all are vast collections of harmonic oscillators.

  • usualsuspect191@lemmy.ca
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    1 year ago

    Ah yes, joke #3

    • toothpaste_sandwich@feddit.nl
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      1 year ago

      Thank you for this, it was new to me

  • Pulptastic@midwest.social
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    1 year ago

    My favorite class in grad school. I absolutely loved deriving the laws of thermodynamics from first principles based the random motion of atoms. It was beautiful.

    • Avg@lemm.ee
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      1 year ago

      Is the grad school in the room now? Do you need help?

    • humbletightband@lemmy.dbzer0.com
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      Grad school? This is for 4y bachelor student

      • Custodian1623@lemmy.world
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        Bachelor student? I learned this in high school

        • Avg@lemm.ee
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          If you didn’t study this in elementary school, I don’t know what kind of bullshit school you went to.

          • baropithecus@lemmy.world
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            1 year ago

            Umm, this is the first thing we were taught on the first day of kindergarten.

            • fsxylo@sh.itjust.works
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              1 year ago

              Goo gah

        • humbletightband@lemmy.dbzer0.com
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          1 year ago

          No flexing, was just wondering why

  • ☂️-@lemmy.ml
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    deleted by creator

    • AngryCommieKender@lemmy.world
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      Physics ≠ Computer Science

      • RGB3x3@lemmy.world
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        Can’t have computer science without physics.

        • AngryCommieKender@lemmy.world
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          I’m not entirely sure of that. You can’t have comp sci without algebra and potentially calculus. I could see a society that developed all three fields before they codified Physics

          • force@lemmy.world
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            How do you have computer science without calculus? Calculus is literally necessary for computer science, otherwise it’d just be like… shitty statistics with a little programming

            • Miaou@jlai.lu
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              Care to expand? Things like complexity theory and type theory, for example, have nothing to do with calculus

              • force@lemmy.world
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                1 year ago

                In general, a lot of the stuff computer science shares with data science uses calculus, a lot of the statistics too, but also visuals and modelling other sciences (e.g. simulations) use calculus heavily. I recall utilising vector calc a decent amount when working with Vulkan, for example

                • Miaou@jlai.lu
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                  Sounds like programming more than CS, in that case, fair enough. Also the linear algebra in computer graphics is, well, algebra, not calculus.

            • AngryCommieKender@lemmy.world
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              It would be inelegant as all fuck, but you could get away with just algebra, there are comp sci courses that only need algebra as the foundation.

              • force@lemmy.world
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                1 year ago

                as far as i can tell, the ones that do that are usually just programming courses with “computer science” slapped onto the title. but i havent exactly gone to many colleges so i don’t have the experience to say so.

          • LoudWaterHombre@lemmy.dbzer0.com
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            Do you really think people could make programmable microchips and processing units before they figured out physics?

            • AngryCommieKender@lemmy.world
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              No, but mechanical computers existed before microchips. They just weren’t terribly useful

              • SkyezOpen@lemmy.world
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                Once I get my mechanical computer to run crysis we’ll see who’s laughing.

              • Honytawk@lemmy.zip
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                1 year ago

                Wouldn’t you also need to know physics in order to make a mechanical computer?

                • AngryCommieKender@lemmy.world
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                  Not necessarily. We had the theory of mechanical computers well before both calculus and physics.

              • LoudWaterHombre@lemmy.dbzer0.com
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                What kind of argumentation is this? Are we talking about mechanical engineering or computer science? Please don’t bent reality the way it fits your shape.

                • AngryCommieKender@lemmy.world
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                  https://en.m.wikipedia.org/wiki/Mechanical_computer

        • theneverfox@pawb.social
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          Sure you can. Physics is describing what is, computer science is building what could be

          The two things require very little overlap. Even physics systems in video games don’t use real physics - it just feels better when you fudge it

  • fizix@lemmy.world
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    I don’t know. I like Griffith’s Quantum Mechanics which opens saying if you think you’re starting to understand this stuff, you really haven’t.

    • normanwall@lemmy.world
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      deleted by creator

      • interdimensionalmeme@lemmy.ml
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        1 year ago

        Because you’re touching them with your eyes

  • psmgx@lemmy.world
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    Weed out the riff-raff who can’t hack it

    • tate@lemmy.sdf.org
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      Boltzmann is “riff-raff” now?!? I get what you’re going for, but c’mon.

  • Paradachshund@lemmy.today
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    To quote twitch chat: “monkaS”

  • melpomenesclevage@lemm.ee
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    1 year ago

    This is beautiful and I must study this subject now.

    You know; so I have an excuse.

  • astreus@lemmy.ml
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    I dunno, I usually open a textbook by turning over the front cover 🥁

    • CluckN@lemmy.world
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      1 year ago

      Why do we have a 🌫️ emoji instead of a cymbal? It would compliment the drum emoji so well.

  • southsamurai@sh.itjust.works
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    Statistical mechanics is so fucking brutal \m/

    • ornery_chemist@mander.xyz
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      …and then we take the partial derivative of the log of this infinite sum wrt molar volume to find that–

      - Why?

      Why what?

      - helplessly gestures at the whiteboard

      Oh, yeah, it’s so the math works out later! Anyway, for small Θ, the derivative has a nice closed form that we can Tailor expand in f-

      • Donkter@lemmy.world
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        Yeah lol, lots of physics and math was invented by multidisciplinary geniuses who saw equations that seemed to have no answer and said “oh yeah, this looks like a problem from biology that I’ve seen solved with this bit of fluid mechanics, and that problem can be solved with this complex trick from differential calculus. And you know, after we do that the whole system is starting to look like a circuit that uses properties from thermodynamics…”

        Then your teacher and the textbook throws it on a white board and says “some smart dude figured out this was the way to solve this problem. It looks like this and it boils down to this equation. Don’t ask questions.”

  • naevaTheRat@lemmy.dbzer0.com
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    There’s a mechanics textbook called “there once was a classical theory” and it opens with:

    There once was a classical theory Of which quantum disciples were leery. They said, “Why spend so long On a theory that’s wrong?” Well, it works for your everyday query!

  • EmperorHenry@discuss.tchncs.de
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    deleted by creator

    • nexguy@lemmy.world
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      1 year ago

      So you are just going to live forever?

    • hglman@lemmy.ml
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      Of course, but then the book isn’t for you.

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