nguyenthianhlin
nguyenthianhlin nguyenthianhlin
  • 11-07-2016
  • Mathematics
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Show that any finite set is closed.

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Jisallyouget
Jisallyouget Jisallyouget
  • 11-07-2016
If you know that a single point is closed (as a set), then any finite set is closed because they are finite unions of closed (single point) sets.
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