# additive identity

> an element which, when added to any element x in the set, yields x

**Wikidata**: [Q2767837](https://www.wikidata.org/wiki/Q2767837)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Additive_identity)  
**Source**: https://4ort.xyz/entity/additive-identity


## References

1. Freebase Data Dumps. 2013