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New posts in compactness
Every compact metric space is complete
general-topology
analysis
metric-spaces
compactness
How to prove every closed interval in R is compact?
general-topology
big-list
compactness
Compact sets are closed?
general-topology
compactness
What's going on with "compact implies sequentially compact"?
general-topology
compactness
How to prove that a compact set in a Hausdorff topological space is closed?
general-topology
compactness
separation-axioms
Why is compactness in logic called compactness?
general-topology
logic
terminology
compactness
If every real-valued continuous function is bounded on $X$ (metric space), then $X$ is compact.
general-topology
metric-spaces
compactness
Projection map being a closed map
general-topology
compactness
product-space
closed-map
What should be the intuition when working with compactness?
general-topology
compactness
intuition
A and B disjoint, A compact, and B closed implies there is positive distance between both sets
general-topology
metric-spaces
compactness
Why is compactness so important?
general-topology
analysis
soft-question
intuition
compactness
Closed Intervals of $\omega_1$ Are Compact
general-topology
set-theory
compactness
ordinals
order-topology
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