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[-] wolframhydroxide@sh.itjust.works 283 points 1 month ago* (last edited 1 month ago)

For the uninitiated: this is the current most-efficient method found of packing 17 unit squares inside another square. You may not like it, but this is what peak efficiency looks like.

(Of course, 16 squares has a packing coefficient of 4, compared to this arrangement's 4.675, so this is just what peak efficiency looks like for 17 squares)

Edit: For the record, since this blew up, a tiny nitpick in my own explanation above: a smaller value of the packing coefficient is not actually what makes it more efficient (as it is simply the ratio of the larger square's side to the sides of the smaller squares). The optimal efficiency (zero interstitial space) is achieved when the packing coefficient is precisely equal to the square root of the number of smaller squares. Hence why the case of n=25, with a packing coefficient of 5, is actually more efficient than this packing of n=17, with a packing coefficient of 4.675. Since sqrt(25)=5, that case is a perfectly efficient packing, equal to the case of n=16 with coefficient of 4. Since sqrt(17)=4.123, this packing above is not perfectly efficient, leaving interstices. Obviously. This also means that we may yet find a packing for n=17 with a packing coefficient closer to sqrt(17), which would be an interesting breakthrough, but more important are the questions "is it possible to prove that a given packing is the most efficient possible packing for that value of n" and "does there exist a general rule which produces the most efficient possible packing for any given value of n unit squares?"

[-] wonderingwanderer@sopuli.xyz 50 points 1 month ago

But you can fit 25 squares into the same space. This isn't efficiency, it's just wasted space and bad planning.

You raised the packing coefficient by ⅝ to squeeze one extra square in with all that wasted space, so don't argue that 25 squares has a packing coefficient of 5. Another ⅜ will get you an extra 8 squares, and no wasted space.

[-] wolframhydroxide@sh.itjust.works 78 points 1 month ago* (last edited 1 month ago)

Precisely. That's why I wrote the parenthetical about the greater efficiency of 16 as a perfect square. As the other commenter pointed out, this is a meme. This is only the most efficient packing method for 17 squares. It's the packing efficiency equivalent of the spinal tap "this one goes to 11" quote.

[-] wonderingwanderer@sopuli.xyz 29 points 1 month ago

My autistic ass can't comprehend why anyone would want to arrange a prime number in a square pattern...

[-] SirActionSack@aussie.zone 42 points 1 month ago

autistic

surprised at people doing weird shit

?????

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[-] wolframhydroxide@sh.itjust.works 17 points 1 month ago* (last edited 1 month ago)

I mean, the actual answer is severalfold: "sometimes, when you need to fill a space, you don't end up with simple compound numbers of identical packages" is one, but really, it's a problem in mathematics which, were we to have a general solution to find the most efficient method of packing n objects with identical properties into the smallest area, we would be able to more effectively predict natural structures, including predicting things like protein folding, which is a huge area of medical research. Simple, seemingly inapplicable cases can often be generalised to more specific cases, and that's how you get the entire field of applied math, as well as most of scientific and engineering modeling

[-] Cethin@lemmy.zip 11 points 1 month ago

Even when it can't be generalized, you still often learn something by trying. You may invent a new way to look at a set of problems that no one's done before, or you may find a solution to something totally unrelated. There's a lot to learn even when it looks like you'll gain nothing.

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[-] SlurpingPus@lemmy.world 33 points 1 month ago* (last edited 1 month ago)

For 25 squares of size 1x1 you'd need a square of size 5x5. The square into which 17 1x1 squares fit is smaller than 5x5, so you can't fit 25 squares into it.

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[-] forestbeasts@pawb.social 12 points 1 month ago

Yeah, it's not at all an optimal waffle. It's more a cool math meme waffle. ;3

-- Frost

[-] ChaoticNeutralCzech@feddit.org 11 points 1 month ago

You can't fit 25 squares into a square 4.675x bigger unless you make them smaller. Yes, that will increase the volume available for syrup.

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[-] Cris_Citrus@piefed.zip 38 points 1 month ago

Thank you I was very lost lmao

Isn't this only true if the outer square's size is not an integer multiple of the inner square's size? Meaning, if you have to do this to your waffle iron, you simply chose the dimensions poorly.

[-] AnarchistArtificer@slrpnk.net 11 points 1 month ago

The optimisation objective is to fit n smaller squares (in this case, n=17) into the larger square, whilst minimising the size of the outer square. So that means that in this problem, the dimensions of the outer square isn't a thing that we're choosing the dimensions of, but rather discovering its dimensions (given the objective of "minimise the dimensions of the outer square whilst fitting 17 smaller squares inside it)

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[-] chris@links.openriver.net 12 points 1 month ago

Does coefficient in this context mean the length of the side of the big square?

[-] wolframhydroxide@sh.itjust.works 14 points 1 month ago

Exactly. It is the length of the side of the bigger square, relative to the sides of the smaller identical squares.

[-] SlurpingPus@lemmy.world 208 points 1 month ago
[-] blx@piefed.zip 45 points 1 month ago* (last edited 1 month ago)

I wonder how many people would have understood both references just a few years ago. Yet today, not only someone made a meme out of this, but it also gets a good deal of upvotes. That's the internet culture I love!

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[-] AnarchistArtificer@slrpnk.net 97 points 1 month ago

Oh my God, I fucking love this. I mean, I absolutely hate that this is the optimal way to pack 17 squares into a larger square such that the size of the larger square is minimised. However, I love that someone went to the effort of making a waffle iron plate for this. High effort shitposts like this give me life

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[-] panda_abyss@lemmy.ca 85 points 1 month ago

This makes me so angry for reasons I can’t articulate

[-] Deconceptualist@leminal.space 30 points 1 month ago* (last edited 1 month ago)

This actually makes me unreasonably happy, kinda like knowing the secrets of the number 37, which is coincidentally your current number of upvotes.

[-] morto@piefed.social 14 points 1 month ago
[-] sepi@piefed.social 21 points 1 month ago

Now its more than 42. How do you feel about being wrong on the internet, genius?

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[-] AdolfSchmitler@lemmy.world 46 points 1 month ago
[-] Fizz@lemmy.nz 14 points 1 month ago

Where does this picture come from? Is it real? Ive just thought at how absurd an orangutan on a bike chasing a kid actually is.

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[-] Deceptichum@quokk.au 44 points 1 month ago

How inefficient, I could fit 100 squares in there easily.

[-] Deconceptualist@leminal.space 67 points 1 month ago* (last edited 1 month ago)

Right? Wake me up when we reach a 7 nm lithographic waffle process.

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[-] merc@sh.itjust.works 37 points 1 month ago
[-] UltraGiGaGigantic@lemmy.ml 27 points 1 month ago

Im a dipper. You put the syrup where you want it yourself. Do not rely on some fancy designed skillet to feed you the way you deserve.

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[-] waldfee@feddit.org 26 points 1 month ago
[-] bitjunkie@lemmy.world 26 points 1 month ago

It's only more efficient when the containing square is large enough that there would be wasted space on the edges if the inner squares were lined up as a grid. The outer square of the waffle iron is almost but not quite large enough to fit a 4x5 grid. People losing their minds over this weird configuration being "more efficient" think it's because it's more efficient than a grid where all the space is used, which is not what this would be.

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[-] sqw@lemmy.sdf.org 24 points 1 month ago

wanna maximize syrup? just make it a giant one-square cup.

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[-] StellarExtract@lemmy.zip 18 points 1 month ago
[-] y0kai@anarchist.nexus 19 points 1 month ago

no this is a gain

[-] mexicancartel@lemmy.dbzer0.com 18 points 1 month ago

Mathematicians: makes something with zero practical applications

Waffles:

[-] Spaceballstheusername@lemmy.world 17 points 1 month ago

To be honest I would love a waffle maker like this where some parts of the waffle are a little undercooked and other parts crispy.

[-] Berengaria_of_Navarre@lemmy.world 17 points 1 month ago

Thanks, I hate it!

[-] Jax@sh.itjust.works 16 points 1 month ago* (last edited 1 month ago)

I'm pretty sure that waffle could easily fit 5 rows of 5, am I crazy?

It's still funny

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[-] ICastFist@programming.dev 14 points 1 month ago

I am sad because these squares look very out of place, unlike hexagons which are beautiful and perfect and never cause problems whatsoever, ever ever!

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[-] VoteNixon2016@lemmy.blahaj.zone 12 points 1 month ago

The solution is to take a bite of waffle and then take a drink of syrup like it's a chaser

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[-] bulwark@lemmy.world 12 points 1 month ago

Pfft, let me know when “Big Waffle” develops its own proprietary 6-nanometer syrup squares. Until then I will defer to the Belgians and their superior waffle technology.

[-] Cort@lemmy.world 12 points 1 month ago

Those fat Belgian waffles have nothing on the Dutch stroopwafel technology coming out of asml

[-] Carl@hexbear.net 11 points 1 month ago

I forget what this shape is actually a solution for but it is very funny

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[-] agamemnonymous@sh.itjust.works 10 points 1 month ago
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this post was submitted on 04 Mar 2026
1311 points (99.2% liked)

Science Memes

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