# Sphaerics

> spherical geometry treatise by Theodosius of Bithynia

**Wikidata**: [Q7576503](https://www.wikidata.org/wiki/Q7576503)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Theodosius'_Spherics)  
**Source**: https://4ort.xyz/entity/sphaerics


## References

1. Virtual International Authority File