Una Aproximació a l'obra d'Aristarc de Samos (ca. 310 aC - 230 aC)

Aristarchus, known as the ancient Copernicus by his heliocentric ideas, was the author of the work: «On the sizes and distances of the Sun and Moon». In this text Aristarchus could be seem as a pioneer of Greek astronomy. He reckoned the sizes of the Sun and the Moon and compared them with the Earth and the distances of these asters to the Earth. After the publication of my Spanish translation of this text (2007), the aim of this paper is to provide some mathematical features deduced from the analysis of the work of Aristarchus