(250 words)

, Abu ’l-Ḥusayn ʿAbd al-Malik b. Muḥammad , mathematician, who flourished about the middle of the 6th/12th century. He studied Greek mathematics and astronomy. In his time, there was already available a good Arabic version of the Conic sections (χωνιχά) of Apollonius of Perga by Hilāl b. Abī al-Ḥimṣī (d. 270/883-4) and T̲h̲ābit b. Ḳurra al-Ḥarrānī (211-88/826-901 [q.v.]). With the help of This he prepared a synopsis of the contents of the χωνιχά, the Arabic version of which is in Oxford (Bodl. 913, 987, 988); it was translated into Latin by Ravius (pu…

Cite this page
Schoy, C. and Hogendijk, J.P., “al-S̲h̲īrāzī”, in: Encyclopaedia of Islam, Second Edition, Edited by: P. Bearman, Th. Bianquis, C.E. Bosworth, E. van Donzel, W.P. Heinrichs. Consulted online on 13 November 2018 <>
First published online: 2012
First print edition: ISBN: 9789004161214, 1960-2007

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