• porkins@sh.itjust.works
      12·
      1 年前

      Yes. The knife is clean if we are cutting exact thirds. As one other user mentioned, base-10 doesn’t allow prime fractions to be conveyed cleanly, so we use repeating decimals to imply that it is a fraction.

    • ieightpi@lemmy.world
      121·
      1 年前

      Either we live in a world where .333 is correct or we live in a world where knives come out clean when cutting a cake. We can’t have both