Na[sdotu]īr al-Dīn al-[Tdotu]ūsī, Memoir on Astronomy . [Sdotu]adr al-Sharī‘a. An Islamic Response to Greek Astronomy: Kitāb Ta‘dīl Hay’at al-Aflāk of [sdotu]adr al-Sharīa , Edited with Translation and Commentary by Ahmad S. Dallal, X + 461 pp., figs., index. Leiden - New York - Köln, E.J. Brill, 1995.

bit b. Qurra is especially known as a mathematician, but his work in astronomy is also important. This article reviews his eight surviving astronomical treatises, as well as relevant fragments of his lost works cited by later authors in Arabic and Latin. We conclude that, as an active participant in the scientific movement of 9th-century Baghdad, bit played a crucial role in the establishment of astronomy as an exact science. The argument is based on an assessment of his contribution in (...) three areas: the relationship between observation and theory, the of astronomy, and the relationship between astronomy and astronomy. (shrink)