Al‐Khāzinī

  • Julio Samsó
Reference work entry
DOI: https://doi.org/10.1007/978-1-4020-4425-0_9318

Abū'l‐Fatḥ (or Abū Manṣūr) ˓Abd al‐Raḥmān (also called in some sources ˓Abd al‐Raḥmān Manṣūr) was an astronomer and expert in mechanics and scientific instruments. He lived in Marw (Khurāsān) ca. 1115–ca. 1131. A slave (and later a freedman) of Byzantine origin, he was bought by a treasurer (khāzin) of the Seljuk court at Marw, called Abū'l‐ḥusayn (or Abū'l‐ḥasan) ˓Alī ibn Muḥammad al‐Khāzin al‐Marwāzī, who gave him a good scientific education.

As an astronomer his main work is his al‐Zīj al‐Sanjarī, an astronomical handbook with tables, compiled between ca. 1118 and ca. 1131 and dedicated to the Seljuk Sultan Sanjar ibn Malikshāh (1118–1157). This zījseems to be influenced by the work of Thābit ibn Qurra, al‐Battānī and al‐Bīrūnī, but parts of it seem to have been checked against a limited number of his own observations (planetary, solar, and lunar in moments of conjunctions and eclipses) made in Marw. He is credited with a careful determination of the obliquity of the ecliptic (the...

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References

  1. Hall, Robert E. Al‐Khāzinī. Dictionary of Scientific Biography. Vol. VII. New York: Charles Scribner's Sons, 1973. 335–51.Google Scholar
  2. Kennedy, Edward S. A Survey of Islamic Astronomical Tables. Transactions of the American Philosophical Society (Philadelphia) 46.2 (1956): 37–9.Google Scholar
  3. King, David A. The Earliest Islamic Mathematical Methods and Tables for Finding the Direction of Mecca. Zeitschrift für Geschichte der Arabisch‐Islamischen Wissenschaften 3:134–138, 1986. A corrected version of this paper appears in D.A. King, Astronomy in the Service of Islam. Aldershot: Variorum Reprints, 1993, No. XIV.Google Scholar
  4. Lorch, Richard. The Qibla‐Table Attributed to al‐Khāzinī. Journal for the History of Arabic Science 4.2 (1980): 259–64.Google Scholar
  5. Lorch, Richard. Al‐Khāzinī's Sphere That Rotates by Itself. Journal for the History of Arabic Science 4.2 (1980): 287–29.Google Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg New York 2008

Authors and Affiliations

  • Julio Samsó

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