# ordered pair

> pair of mathematical objects; tuple of specific length (tuple length n=2)

**Wikidata**: [Q191290](https://www.wikidata.org/wiki/Q191290)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ordered_pair)  
**Source**: https://4ort.xyz/entity/ordered-pair


## References

1. Elementi di teoria degli insiemi
2. Freebase Data Dumps. 2013