# characteristic subgroup

> subgroup invariant under automorphisms of the parent group

**Wikidata**: [Q747027](https://www.wikidata.org/wiki/Q747027)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Characteristic_subgroup)  
**Source**: https://4ort.xyz/entity/characteristic-subgroup


## References

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