---
name: Theodorus of Cyrene
name_greek: Θεόδωρος ὁ Κυρηναῖος
eul_aid: cpi
canonical: "https://eulogikon.org/authors/theodorus-of-cyrene-cpi"
period: Classical
dialect: Attic
works_count: 1
license: "https://creativecommons.org/publicdomain/mark/1.0/"
---

# Theodorus of Cyrene

*Θεόδωρος ὁ Κυρηναῖος*

**eul_aid:** `cpi` · [HTML page](https://eulogikon.org/authors/theodorus-of-cyrene-cpi)

Theodorus of Cyrene, a 5th century BCE mathematician. Surviving mathematical works and fragments. Free to read and download from the Greek library archive.

## Works

- [Testimonies](https://eulogikon.org/works/theodorus-cyrene-testimonies-cpi-aa) — *Μαρτυρίαι* · `cpi-aa`

## License and provenance

Eulogikon publishes public-domain Greek texts in cleaned, structured, readable form and makes no copyright claim over that preparation (Public Domain Mark 1.0, https://creativecommons.org/publicdomain/mark/1.0/). Author records and the underlying corpus are at https://eulogikon.org/.