# Category:Compactness (mathematics)

Computing portal |

Here is a list of articles in the category **Compactness (mathematics)** of the Computing portal that unifies foundations of mathematics and computations using computers. In mathematics, specifically in general topology, the topology of metric spaces, and functional analysis, there are a variety of related notions of compactness.

## Subcategories

This category has the following 2 subcategories, out of 2 total.

### C

## Pages in category "Compactness (mathematics)"

The following 26 pages are in this category, out of 26 total.

### A

- A-paracompact space
*(computing)*

### C

- Cellular space
*(computing)* - Cocompact embedding
*(computing)* - Compact embedding
*(computing)* - Compact operator
*(computing)* - Compact space
*(computing)* - Σ-compact space
*(computing)*

### E

- Exhaustion by compact sets
*(computing)*

### F

- Feebly compact space
*(computing)*

### H

- H-closed space
*(computing)* - Hemicompact space
*(computing)*

### K

- K-cell (mathematics)
*(computing)*

### L

- Limit point compact
*(computing)* - Lindelöf space
*(computing)* - Locally compact space
*(computing)*

### M

- Mesocompact space
*(computing)* - Metacompact space
*(computing)*

### O

- Orthocompact space
*(computing)*

### P

- Paracompact space
*(computing)* - Pseudocompact space
*(computing)*

### R

- Realcompact space
*(computing)* - Relatively compact subspace
*(computing)*

### S

- Sequentially compact space
*(computing)* - Strictly singular operator
*(computing)* - Supercompact space
*(computing)*

### T

- Totally bounded space
*(computing)*