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Cheat sheet
NEWBEDEV
Python
Javascript
Linux
Cheat sheet
New posts in Compactness
Examples of almost compact spaces.
May 10, 2021
The subspace $C$ of the space $(X,d)$ is compact
May 10, 2021
Willard 17R; uncountably many compact subsets of real line
May 09, 2021
Why do we define compactness the way we do?
May 09, 2021
When does every compact $A$ in a topology satisfy $A⊆B⊆C$ for some open $B$ and compact $C$?
May 09, 2021
Is it possible to construct a continuous and bijective map from $\mathbb{R}^n$ to $[0,1]$?
May 09, 2021
How to Motivate Open-Cover Formulation of Compactness in a Metric Space?
May 08, 2021
$T_1$ spaces where the closure of a compact set is not compact
May 08, 2021
Can anyone explain a compact set intuitive way?
May 08, 2021
Do non-compact spaces always contain "big" closed subsets?
May 08, 2021
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