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Aristarchus's 3rd century BCE calculations on the relative sizes of, from left, the Sun, Earth and Moon, from a 10th-century CE Greek copy. On the Sizes and Distances (of the Sun and Moon) (Ancient Greek: Περὶ μεγεθῶν καὶ ἀποστημάτων [ἡλίου καὶ σελήνης], romanized: Perì megethôn kaì apostēmátōn [hēlíou kaì selḗnēs]) is widely accepted ...
Aristarchus of Samos (/ ˌ æ r ə ˈ s t ɑːr k ə s /; Ancient Greek: Ἀρίσταρχος ὁ Σάμιος, Aristarkhos ho Samios; c. 310 – c. 230 BC) was an ancient Greek astronomer and mathematician who presented the first known heliocentric model that placed the Sun at the center of the universe, with the Earth revolving around the Sun once a year and rotating about its axis once a day.
Japanese Historical Text Initiative (JHTI) is a searchable online database of Japanese historical documents and English translations. It is part of the Center for Japanese Studies at the University of California at Berkeley .
The thirteen books of Euclid's Elements (translation) A History of Greek Mathematics (for full list, see below) Spouse: Ada Mary Thomas: Children: Geoffrey Thomas Heath Veronica Mary Heath: Parent(s) Samuel Heath Mary Little: Awards: Knight Commander of the Order of the Bath Knight Commander of the Royal Victorian Order Fellow of the Royal ...
On Sizes and Distances (of the Sun and Moon) (Greek: Περὶ μεγεθῶν καὶ ἀποστημάτων [ἡλίου καὶ σελήνης], romanized: Peri megethon kai apostematon) is a text by the ancient Greek astronomer Hipparchus (c. 190 – c. 120 BC) in which approximations are made for the radii of the Sun and the Moon as well as their distances from the Earth.
The two were contemporaries of Aristarchus of Samos, but it is unclear whether there was any association between Timocharis and Aristarchus. [6] During his astronomical observations, Timocharis recorded that the star Spica was located 8° west of the Autumnal equinox. Later, Hipparchus observed that Spica was only 6° west of the Autumnal ...
Strato of Lampsacus (/ ˈ s t r eɪ t oʊ /; Ancient Greek: Στράτων ὁ Λαμψακηνός, romanized: Strátōn ho Lampsakēnós, c. 335 – c. 269 BCE) was a Peripatetic philosopher, and the third director of the Lyceum after the death of Theophrastus.
He was a follower of the school of Aristarchus, and wrote a treatise on Aristarchus' edition of Homer entitled On Aristarchus' recension (περὶ τῆς Ἀριστάρχου διορθωσέως perí tís Aristárchou diorthoséos), fragments of which are preserved in the Venetus A manuscript of the Iliad. [6]