# normal subgroup

> subgroup invariant under conjugation

**Wikidata**: [Q743179](https://www.wikidata.org/wiki/Q743179)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Normal_subgroup)  
**Source**: https://4ort.xyz/entity/normal-subgroup


## References

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