# subchromatic number

> fewest colors needed such that each color class induces a cluster graph

**Wikidata**: [Q130552246](https://www.wikidata.org/wiki/Q130552246)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Subchromatic_number)  
**Source**: https://4ort.xyz/entity/subchromatic-number


## References

1. Subcolorings and the subchromatic number of a graph