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2001

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cc-by-nc-nd (c) Comes, Mercè (Comes Maymó), 1949-2010, 2001
Please use this identifier to cite or link to this item: https://hdl.handle.net/2445/97991

Ibn al-Ha'im's Trepidation Model

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Abstract

The aim of trepidation models was to account for two phenomena that puzzled medieval astronomers: the secular decrease of the obliquity of the ecliptic, and the apparent changes in the velocity of precession over the years.

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Astronomia àrab, Astronomia antiga, Astronomia medieval

Subject (English)

Arab astronomy, Ancient astronomy, Medieval astronomy

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Articles publicats en revistes (Filologia Clàssica, Romànica i Semítica)

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COMES, Mercè (Comes Maymó). Ibn al-Ha'im's Trepidation Model. Suhayl. Journal for the History of the Exact and Natural Sciences in Islam. 2001. Vol. 2, num. 291-408. ISSN 1576-9372. [consulted: 8 of June of 2026]. Available at: https://hdl.handle.net/2445/97991

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