Ibrahim ibn Sinan

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Ibrahim ibn Sinan ibn Thābit ibn Qurra (born : 295-296 A.H/908 A.D in Baghdad, died : 334-335 A.H/ 946 A.D in Baghdad, aged 38) was a Syriac speaking Muslim from Harran in northern Mesopotamia/Assyria.[1] He was mathematician and astronomer who studied geometry and in particular tangents to circles. He also made advances in the theory of integration[citation needed]. He is often referenced as one of the most important mathematicians of his time.

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  • 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.

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