The reason Pringles fit so nicely in a cylindrical tube is because they're hyperbolic paraboloids plotted over a circular domainpic.twitter.com/BUzjPw7e17
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Are they, though? They look more like they're plotted over an elliptical domain fairly smaller than the cross section of the can. IMO the advantage over flat ellipses is the traction created by contact between curved surfaces preventing the stack from collapsing inside the can
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that doesn't count
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AH HA!!!! I'M ON TO YOU
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Ah, the plot reveals...
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My theory is that it is the minimal surface spanned by the intersection of two perpendicular cylinders (in horizontal directions).
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