# Jordan curve theorem

> theorem stating that a closed curve divides the plane into two regions

**Wikidata**: [Q260928](https://www.wikidata.org/wiki/Q260928)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Jordan_curve_theorem)  
**Source**: https://4ort.xyz/entity/jordan-curve-theorem


## References

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