Ibrahim ibn Sinan

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Ibrahim ibn Sinan
Died946 (aged 38)
OccupationAstronomer, mathematician
  • Sinan ibn Thabit ibn Qurra (father)

Ibrahim ibn Sinan (Ibrāhīm ibn Sinān ibn Thābit ibn Qurra, ابراهيم بن سنان بن ثابت بن قرة; born 295-296 AH/908 AD in Baghdad, died: 334-335 AH/946 AD in Baghdad, aged 38) was an Arab[1][2] Muslim scholar from Harran in northern Mesopotamia/Assyria, the grandson of Thābit ibn Qurra.[3] He was mathematician and astronomer who studied geometry and in particular tangents to circles.[1][3] He also made advances in the quadrature of the parabola and the theory of integration, generalizing the work of Archimedes, which was unavailable at the time.[1][3] He is often referenced as one of the most important mathematicians of his time.[1]

See also[edit]


  1. ^ a b c d O'Connor, John J.; Robertson, Edmund F., "Ibrahim ibn Sinan ibn Thabit ibn Qurra", MacTutor History of Mathematics archive, University of St Andrews.
  2. ^ Schlager, Neil; Lauer, Josh (2001). Science and Its Times: 700-1449. Gale Group. ISBN 9780787639341.
  3. ^ a b c Van Brummelen, Glen (2007). "Ibrāhīm ibn Sinān ibn Thābit ibn Qurra". In Thomas Hockey; et al. (eds.). The Biographical Encyclopedia of Astronomers. New York: Springer. p. 574. ISBN 978-0-387-31022-0. (PDF version)

Further reading[edit]

  • Rashed, Roshdi (1996). Les Mathématiques Infinitésimales du IXe au XIe Siècle 1: Fondateurs et commentateurs: Banū Mūsā, Ibn Qurra, Ibn Sīnān, al-Khāzin, al-Qūhī, Ibn al-Samḥ, Ibn Hūd. London. Reviews: Seyyed Hossein Nasr (1998) in Isis 89 (1) pp. 112-113; Charles Burnett (1998) in Bulletin of the School of Oriental and African Studies, University of London 61 (2) p. 406.
  • Rashed, Roshdi (2008) [1970-80]. "Ibrahim Ibn Sinan". Complete Dictionary of Scientific Biography. Encyclopedia.com.