# Petr Vasilievich Preobrazhensky

> Russian mathematician and photographer

**Wikidata**: [Q100885162](https://www.wikidata.org/wiki/Q100885162)  
**Source**: https://4ort.xyz/entity/petr-vasilievich-preobrazhensky


## References

1. [Source](https://ulrgo.ru/region/enc/obrazovanie-i-nauka/preobrajenskiy-pv/)
2. Source