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A. I. Sabra
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Journal Articles

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A. I. Sabra
Publisher: Journals Gateway
Perspectives on Science (2000) 8 (4): 342–345.
DOI: https://doi.org/10.1162/106361400753373722
Published: 01 December 2000
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Journal Articles

Configuring the Universe: Aporetic, Problem Solving, and Kinematic Modeling as Themes of Arabic Astronomy

A. I. Sabra
Publisher: Journals Gateway
Perspectives on Science (1998) 6 (3): 288–330.
DOI: https://doi.org/10.1162/posc_a_00552
Published: 01 September 1998
Abstract
The undoubted truth is that there exist for the planetary motions true and constant configurations from which no impossibilities or contradictions follow; they are not the same as the configurations asserted by Ptolemy; and Ptolemy neither grasped them nor did his understanding get to imagine what they truly are.
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