# class

> mathematical collection of sets that can be defined based on a property of its members (set theory)

**Wikidata**: [Q217594](https://www.wikidata.org/wiki/Q217594)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Class_(set_theory))  
**Source**: https://4ort.xyz/entity/class-q217594


## References

1. Freebase Data Dumps. 2013
2. BabelNet
3. PlanetMath
4. KBpedia