mathsub.com on Twitter: "Compact sets can be tough to imagine, but in Euclidean space, the Heine-Borel Theorem helps a lot! #MathGRE #Analysis https://t.co/enMHYJYfyt" / Twitter
![general topology - Visual representation of difference between closed, bounded and compact sets - Mathematics Stack Exchange general topology - Visual representation of difference between closed, bounded and compact sets - Mathematics Stack Exchange](https://i.stack.imgur.com/WTgFn.png)
general topology - Visual representation of difference between closed, bounded and compact sets - Mathematics Stack Exchange
![general topology - A question about a proof that a compact subset is closed - Mathematics Stack Exchange general topology - A question about a proof that a compact subset is closed - Mathematics Stack Exchange](https://i.stack.imgur.com/wrSUn.png)
general topology - A question about a proof that a compact subset is closed - Mathematics Stack Exchange
![Closed subset of a compact set is compact | Compact set | Real analysis | Topology | Compactness - YouTube Closed subset of a compact set is compact | Compact set | Real analysis | Topology | Compactness - YouTube](https://i.ytimg.com/vi/Qc50frGWaEM/maxresdefault.jpg)
Closed subset of a compact set is compact | Compact set | Real analysis | Topology | Compactness - YouTube
![SOLVED: and Compactness Chap: 3-6 Connectedness 5 172 subset of R is compact in the topology Jf. (See Show that every Example € of R in the topology 6, Is [0, 1] SOLVED: and Compactness Chap: 3-6 Connectedness 5 172 subset of R is compact in the topology Jf. (See Show that every Example € of R in the topology 6, Is [0, 1]](https://cdn.numerade.com/ask_images/a93ccef562ef4db9a507dffa74b4fc12.jpg)