Aristarchus of Samos, the ancient Copernicus; a history of Greek astronomy to Aristarchus, together with Aristarchus's Treatise on the sizes and distances of the sun and moon (1913)
Heath, Thomas Little, Sir, 1861-1940, Aristarchus, of Samos. On the sizes and distances of the sun and moon. English & Greek. 1913 · Oxford : Clarendon press · leaf 227
olve about 1 Simplicius on De caelo ii. 12, p. 497. 17-24. 214 THEORY OF CONCENTRIC SPHERES parti Ay Β as poles in the period of the synodic revolution. Take anypoint Ρτ on the equator of this sphere as pole of another sphere (thefourth) rotating about its poles at twice the speed of the third… … Fig. ii. in the same direction as the third, carrying the planet fixed onits equator at the point M. It is easy to see that, if at thebeginning of the motion the three points PXi P21 Μ lie on theecliptic in the order ΑΡ2ΡτΜΒ} then at any time afterwardsthe angle φ at A will be equal to the angle at…
Aristarchus, of Samos · Astronomy, Greek · Astronomers
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