Badr al‐Dīn ʿAbd al‐Wājid (or Wāḥid) ibn Muḥammad ibn Muḥammad al‐Ḥanafī (born in Mashhad, Iran – 1434 Kütahya, Turkey) was a notable astronomer who taught in the Ottoman Demirkapi Madrasa -- a school for astronomical observation and instruction. The Demirkapi madrasa was later renamed to the Wājidiyya Madrasa in his honor.
|Influences||Maragheh observatory, Muḥammad ibn Ḥamza al‐Fanārī, Jaghmīnī, Nasir al-Din al-Tusi, Qutb al-Din al-Shirazi|
- Sharḥ al‐Mulakhkhaṣ fī al‐hayʾa ("A commentary on the Compendium of Astronomy"), a commentary on Jaghmīnī's famous work. Dedicated to Sultan Murād II.
- Sharḥ Sī faṣl, a commentary on Ṭūsī's Persian work of astronomy. Translated into Turkish by Ahmed‐i Dāʿī.
- Maʿālim al‐awqāt wa‐sharḥuhu, a work in the use of astrolabe written in verse using 552 couplets. Dedicated to Muḥammad Shāh (d. 1406), the son of al‐Fanārī (d. 1431).
- Topdemir, Hüseyin (2007). "ʿAbd al‐Wājid: Badr al‐Dīn ʿAbd al‐Wājid [Wāḥid] ibn Muḥammad ibn Muḥammad al‐Ḥanafī". In Thomas Hockey; et al. (eds.). The Biographical Encyclopedia of Astronomers. New York: Springer. pp. 5–6. ISBN 978-0-387-31022-0.CS1 maint: ref=harv (link) (PDF version)