X regular and K compact prove $\overline{K}$ is compact
102048
Closure of a compact set in Regular space $ X $
32630
Proving that a set in which any sequence having exactly one accumulation point converges is compact
134439
Proving function is $C^k$
8015
Compact set plus a closed set is a closed set
48783
Prove that the sum of two compact sets in $\mathbb R^n$ is compact.
107842
Behaviour of ($\overline{a}_n)_{n=1}^{\infty}$ and ($\underline{a}_n)_{n=1}^{\infty}$
25260
Extension of a morphism $k^*\rightarrow X$ to $\mathbb{P}^1\rightarrow \overline{X}$
30965
$f$ is continuous on $X$ iff $f$ is continuous on every compact subset
135157
Totally bounded, complete $\implies$ compact
146146
Proof that a closed subset of a compact space is a compact space
117781
Proving that $S=\{\frac{1}{n}:n\in\mathbb{Z}\}\cup\{0\}$ is compact using the open cover definition
95942
$k[x]/(x^n)$ module with finite free resolution is free
55648
Intersection of finite number of compact sets is compact?
74311
Proving that the Intersection of any Collection of Compact Sets is Compact
155999
How to prove the following properties of infimum and supremum involving the union and intersection of the sets $A_k$
103451
Show that $Y$ is locally compact.
148994
$K \subset \mathbb{R}^n$ is compact iff it is closed and bounded