# Z-matrix

> square matrix whose off-diagonal entries are nonpositive

**Wikidata**: [Q3064361](https://www.wikidata.org/wiki/Q3064361)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Z-matrix_(mathematics))  
**Source**: https://4ort.xyz/entity/z-matrix-q3064361-2


## References

1. Freebase Data Dumps. 2013