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)
CH. III CONTENT OF THE TREATISE 331 a right-angled triangle with its right angle at the centre of the moon. Ὄ I Leer = = : ZA. Gee inte We have then from (1), substituting s/ for ὦ ἔξ Ὁ ἢ SY BSP — =e, Or ΞΞ ; ὧν les Z uti and, substituting Zr for s, we have era pe πῶ τὰ ; 4΄ x+1 … — co : ‘ Now if x = τε is taken at 19, Aristarchus’s mean value, and 21 = 2, these formulae give >= 19, ππτ: Ξ 6-6, fe 2:85, Ss. a Let oe Tannery’s object is to prove that the method of our treatise was not invented by Aristarchus but by Eudoxus. We know in the first place, from Aristotle, that by…
Aristarchus, of Samos · Astronomers -- Greece -- Biography · Astronomy, Greek -- History
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