0.999…

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Illustrations in base 10[编辑]

  • Explanation why "0.999..." equals "1" using number lines
    Explanation why "0.999..." equals "1" using number lines

Illustrations in other bases[编辑]

  • Base 3: nested intervals
    Base 3: nested intervals
  • Base 3: 1/4, 2/3, and 1 in the Cantor set
    Base 3: 1/4, 2/3, and 1 in the Cantor set
  • Base 4: The decimal 0.333… = 1
    Base 4: The decimal 0.333… = 1
  • Base 4: The 4-adic number …333 = −1
    Base 4: The 4-adic number …333 = −1
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