# normal space

> topological space in which every pair of disjoint closed sets has disjoint open neighborhoods

**Wikidata**: [Q1071795](https://www.wikidata.org/wiki/Q1071795)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Normal_space)  
**Source**: https://4ort.xyz/entity/normal-space


## References

1. Freebase Data Dumps. 2013
2. KBpedia
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)