Proper metric space
Summary
A proper metric space is a metric space in which each closed ball is compact. In such a space, a set is compact if and only if it is closed and bounded.
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Sources
- Web https://en.wikipedia.org/wiki/Heine%E2%80%93Borel_theorem, In the theory of metric spaces
What links here
Definitions
- Proper metric space 0Z4V98VN5E