# Sharaf al-Dīn al-Ṭūsī

> Persian mathematician and astronomer

**Wikidata**: [Q2342579](https://www.wikidata.org/wiki/Q2342579)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sharaf_al-Din_al-Tusi)  
**Source**: https://4ort.xyz/entity/sharaf-al-d-n-al-s


## References

1. MacTutor History of Mathematics archive
2. BnF authorities
3. Freebase Data Dumps. 2013
4. Mathematics Genealogy Project
5. Virtual International Authority File
6. [Source](https://islamansiklopedisi.org.tr/tusi-serefeddin)