Ibrahim ibn Sinan

Ibrahim ibn Sinan
Born 908
Baghdad, Abbasid Caliphate, now Iraq
Died 946 (aged 38)
Occupation Astronomer, mathematician
Era Medieval
  • Sinan ibn Thabit ibn Qurra (father)

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, the grandson of Thābit ibn Qurra.[1][2] He was mathematician and astronomer who studied geometry and in particular tangents to circles.[1][2] 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][2] He is often referenced as one of the most important mathematicians of his time.[1]

See also


  1. 1 2 3 4 O'Connor, John J.; Robertson, Edmund F., "Ibrahim ibn Sinan ibn Thabit ibn Qurra", MacTutor History of Mathematics archive, University of St Andrews.
  2. 1 2 3 Van Brummelen, Glen (2007). "Ibrāhīm ibn Sinān ibn Thābit ibn Qurra". In Thomas Hockey; et al. The Biographical Encyclopedia of Astronomers. New York: Springer. p. 574. ISBN 978-0-387-31022-0. (PDF version)

Additional reading

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