ABŪ JAʿFAR B. AḤMAD B. ʿABDALLĀH B. ḤABAŠ, mid- to late 3rd/9th century astronomer, son of a famous astronomer from Marv. Ebn al-Nadīm, followed by Ebn al-Qefṭī, attributed to Abū Jaʿfar a Ketāb al-asṭorlāb al-mosaṭṭaḥ (“Book of the plane astrolabe”). A manuscript of the text survives in Paris.
Bibliography
Ebn al-Nadīm, Fehrest, II, p. 275.
Ebn al-Qefṭī, Taʾrīḵ al-ḥokamāʾ, ed. J. Lippert, Leipzig, 1903, p. 396.
Suter, Mathematiker, pp. 27-28, no. 51.
Sezgin, GAS VI, p. 188.
Cite this article
Pingree, David. "ABŪ JAʿFAR B. AḤMAD." Encyclopaedia Iranica. Published December 15, 1983. https://doi.org/10.1163/2330-4804_EIRO_COM_4610