# Ottó Petzval

> Slovak-Hungarian mathematician (1809-1883)

**Wikidata**: [Q920686](https://www.wikidata.org/wiki/Q920686)  
**Source**: https://4ort.xyz/entity/ott-petzval


## References

1. Virtual International Authority File
2. [Source](http://mek.oszk.hu/00300/00355/html/ABC11587/12201.htm)
3. Bibliography of the History of the Czech Lands