# σ-compact space

> union of countably many compact topological spaces

**Wikidata**: [Q290618](https://www.wikidata.org/wiki/Q290618)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Σ-compact_space)  
**Source**: https://4ort.xyz/entity/compact-space-q290618


## References

1. Freebase Data Dumps. 2013