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Autolycus (ôtŏlˈĭkəs) [key], fl. 4th cent. B.C., astronomer and mathematician of Pitane in Aeolis. Of his two extant works, that on the revolving sphere is said to be the oldest completely preserved Greek treatise on a mathematical subject. The other deals with the apparent rising and setting of the fixed stars.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

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