No Stupid Questions

lemmyng, in What’s the deal with the Barbie movie and Oppenheimer?
Ape550, in What’s the deal with the Barbie movie and Oppenheimer?

They’re both big, popular, hyped up movies, that are completely opposite to one another, launching on the same day. That’s pretty much the jist of it.

BestTestInTheWest,

There’s a bit more to it. The barbie movie was released on the same day as a fuck you to Nolan. Nolan had done most of his previous movies with warner bros but they had a falling out over Tenet. Nolan has strong feelings about cinemas.

foxtrotluna, in What's the deal with the digital zoom thing everyone seems to use in video essays?

Does it hide audio/video cuts maybe? Or maybe it’s emulating the style of older vlogs when they’d constantly cut between words, but it’s not as disconcerting because there’s some level of continuity. I’ve definitely noticed it before and had the same thoughts.

uphillbothways, (edited ) in how can someone visualise fourth, or higher dimensions?
uphillbothways avatar

Honestly, we already have trouble just imagining the capacity of 1, 2 and 3 dimensional spaces to be subdivided infinitely. We can't even address (as in give names to) the majority of non-rational numbers very well, and the majority of that line-space remains effectively unmapped mentally on an infinitesimal scale.

4th dimensionality gives each point in an infinite and infinitely divisible 3d matrix an infinite degree of variation, each point now contains a whole line. 5th dimensionality gives each point 2 degrees of that variation, each point containing a plane. And, 6th dimensionality gives each point in an infinitely dividable matrix its own whole 3D vector space. Past 6th gets even more tricky as we're forced to stack metaphors, infinite lines in infinite spaces in space for 7th and so on.

Beyond that stacking of metaphors, I don't think we can really picture it, if you mean visualizing in the more traditional sense wherein you could attempt to commit a scene to canvas or something.

kakes, in how can someone visualise fourth, or higher dimensions?

My favorite is a game on Steam called “4D Toys.”

There’s also “4D Miner” and “4D Golf,” if you’re looking for more of a game to immerse yourself in.

Poayjay, in how can someone visualise fourth, or higher dimensions?

There’s a book called Flatland that you’d like if this kind of thinking interests you. It’s a pretty short and easy read.

Imagine you’re trying to describe “up” to a 2D person. You would have to tell them to move in a direction orthogonal to to what they can comprehend. To them it would be more like moving “inward” or “outward”. Once they are out of their plane it would make sense.

Now imagine being a 4D person trying to do the same to us 3D types. You would need to move “outward” in a completely different direction then we’ve ever headed. It would be orthogonal to our 3 axis. Once we broke free and move in this outward direction everything would make sense.

dmention7, in how can someone visualise fourth, or higher dimensions?

The way that works best for me is to use time as the extra dimension. Each moment you observe is a 3d “slice” of the universe as you move forward in time at a fixed rate.

To analogize, imagine a circle that lives in an XY plane, moving around in this plane as the plane itself glides along in the Z axis. You’d see some weird snakelike structure growing off towards the sky, but the circle only ever experiences it’s movement in the XY plane. It surely remembers where it was before and has some idea where it will be in 5 minutes, but you can see every point of it’s existence in 3D space all at once. Likewise a 4d being could in principle see your entire timeline at a glance.

This has some weird Lovecraftian implications though if you imagine what that 2d circle would see if it a 3d sphere happened to cross through its plane, and then extrapolate that to the 3d world… The exercise is left to the reader 😉

Narrrz,

I was doing something similar; for one dimension, I imagine a sequence of dots. the 2nd dimension adds a series of new lines of dots, forming a flat sheet, the the third dimension adds new rows of these sheets.

for the fourth dimension, you regress back to the first; now all dimensions before are encapsulated within each dot.

however, in the past I came across a website which allowed you to manipulate a hypercube, rotating it through our familiar dimensions as well as the third it extends into. I found myself utterly unable to predict how rotating the two dimensional image of a 3d representation of a 4d object would alter what was displayed.

ever since then I've been curious to learn to envision what such an object would "look" like. these ways of thinking about higher dimensions don't really shed any light on that.

girl, in how can someone visualise fourth, or higher dimensions?

Some people have managed to visualize the 4th dimension of space-time, though my brain finds it a very slippery concept lol, meaning I think I understand it but I can never remember why it makes sense. I believe our brains are capable of eventually visualizing/comprehending further dimensions, but I think that will take hundreds of years, assuming humanity doesn’t die of climate change or war in the meantime

sbv, in how can someone visualise fourth, or higher dimensions?

I guess it depends why you want to visualize the shape, and what each point represents. If a point is a bunch of attributes expressed as a tuple of dimensions, the visualization probably doesn’t have much value.

In some cases, the only reason why an item is expressed as a point is so software can perform operations on it. You can visualize those operations as happening in a two or three dimensional space without losing meaning.

AlwaysNowNeverNotMe, in how can someone visualise fourth, or higher dimensions?
AlwaysNowNeverNotMe avatar

Imagine the 2d shadow a 3d object casts and extrapolate till you need the forgetting juice.

Poob, in Why did it become a normal thing for people to end statements with a question mark when they correct someone? Is it a TikTok trend that blew up?

There’s a few situations that come up immediately to me for why you would end a sentence with a question mark. Let’s use your “the sky is purple” for example.

The first is if you made a very obvious mistake. The answerer is actually asking “it’s blue, how do you not know that?”

Another is when you think there’s more to their question and it has some further meaning. The answerer is asking “it’s blue, but you know that. Why are you saying it’s purple?”

A final one is when the answerer isn’t sure of their own answer. The answer is asking "is the correct answer blue?’

Curious_Canid, in Who actually says “high school is the best time of your life”?
@Curious_Canid@lemmy.ca avatar

I’ve heard people say that about college, but not about high school.

PennyAndAHalf, in Why do they make pants without pockets?

I love pockets but I’ve noticed that many pants i try on that have pockets don’t fit right. Pockets sit right around the hips for women, and can bulge depending on the design and material. I think I’ve unconsciously bought a lot of pants without pockets because of this. When I actually wear them out, they look nice with clean lines, but no pockets … and I am sad.

Mongostein, in Do you actually put olives on top of your sandwiches?

I think I have, but it’s not something I do. It’s mostly done in restaurants.

givesomefucks, in Is there a solar powered light (for the yard) that attracts bugs, but is not a bug zapper?

Yeah, any of them that don’t include a bug zapper

WierdWebDev,

I was thinking LED wasn't very good at attracting bugs, will give it a shot.

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