# symmetric difference

> mathematical definition in set theory

**Wikidata**: [Q1147242](https://www.wikidata.org/wiki/Q1147242)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Symmetric_difference)  
**Source**: https://4ort.xyz/entity/symmetric-difference


## References

1. Freebase Data Dumps. 2013
2. [Source](http://mathworld.wolfram.com/SymmetricDifference.html)