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Abū al-Fatḥ al-Iṣfahānī
(852 words)

Abū al-Fatḥ al-Iṣfahānī, Maḥmūd b. Qāsim b. al-Faḍl (d. after 513/1119) was an Iranian mathematician. Some sources refer to him by the name Muḥammad b. al-Qāsim (Suter, 98; Steinschneider, 184; cf. Qurbānī, 92). It is known that some time around 513/1119 he was in Yazd staying at the court of ʿAlāʾ al-Dawla Abū Kālījār Garshāsp b. ʿAlāʾ al-Dawla Amīr ʿAlī, one of the kings of the Kākūyid dynasty, during which time Abū al-Fatḥ wrote for him (Abū al-Fatḥ, fol. 3a, and last fol.).

Abū al-Fatḥ's name rarely appe…

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Younes Karamati and Translated by Rahim Gholami, “Abū al-Fatḥ al-Iṣfahānī”, in: Encyclopaedia Islamica, Editors-in-Chief: Farhad Daftary. Consulted online on 27 September 2023 <http://dx.doi.org/10.1163/1875-9831_isla_COM_0064>
First published online: 2015

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