A Medieval Arabic Reform of the Ptolemaic Lunar Model

@article{Saliba1989AMA,
  title={A Medieval Arabic Reform of the Ptolemaic Lunar Model},
  author={G. Saliba},
  journal={Journal for the History of Astronomy},
  year={1989},
  volume={20},
  pages={157 - 164}
}
  • G. Saliba
  • Published 1989
  • History
  • Journal for the History of Astronomy
  • In a previous article, published in 1979, I have described in some detail the planetary model of Mu'ayyad al-Din al-Tlrdi of Damascus (d. A.D.1266).1 In that article I published a working edition of the relatively short Arabic text describing the model, and appended to it an English translation and a commentary. The purpose of that article was to show that the planetary model, hitherto ascribed to Qutb al-Din al-Shirazi (d. A.D. 1311), was in fact due to the Damascene astronomer Mu'ayyad al-Din… CONTINUE READING
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    SHOWING 1-6 OF 6 REFERENCES
    A very brief description of 'Urdi's lunar model was published in Arabic as part of "Falakiy min Dimashq yarudd 'alii hay'at Batlamyiis
    • Journal for the history of Arabic science
    • 1980
    The original source of Qutb al-Din al-Shirazt's planetary model", Journal for the history of Arabic science [Aleppo
    • 1979
    For a full description of this model see Almagest
    • 1975
    III, 2, 3 for an explicit statement of the principle of uniform motion which is ascribed to the celestial spheres
    • See Almagest
    In the words of Ibn al-Haytham, imaginary lines have no motions of their own