3 ms·

> uncomputable [citation needed]

• tgb 9y ago
  There exist plenty of mathematical curves whose lengths are undefined. The term to search is "non-rectifiable curve".
  • tantalor 9y ago
    This tool is for measuring curves drawn on a piece of paper, not abstract curves.
    • tgb 9y ago
      Oh, that doesn't make it any easier: https://en.wikipedia.org/wiki/How_Long_Is_the_Coast_of_Britain https://en.wikipedia.org/wiki/How_Long_Is_the_Coast_of_Brita...
      • taneq 9y ago
        Well, it doesn't in theory, but it does in practice. Natural phenomena are only fractal over a certain range of scales. Outside that range they follow normal rules.
      • tantalor 9y ago
        That doesn't fit on a piece of paper, either.
        • tgb 9y ago
          A cartographer might disagree.
          • deleted 9y ago
            [deleted]