# Elementa astronomia 10-5

Geminus, Elementa astronomia, Cap. XVIII. Περὶ ἐξελιγμοῦ.. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/geminus/elementa-astronomia/10-5

καὶ ἐπεὶ ἐν ἡμέραις ä ,θψϛ′ ἀποκαταστάσεις ποιεῖται ἡ σελήνη ψιζ′, ἐὰν βουλώμεθα ἐπιγνῶναι τὴν μίαν ἀποκατάστασιν ἐν πόσαις ἡμέραις ποιεῖται ἡ σελήνη, μεριοῦμεν τὸ τῶν ἡμερῶν πλῆθος εἰς τὸ τῶν ἀποκαταστάσεων πλῆθος. γίνονται δὲ ἡμέραι τῆς ἀποκαταστάσεως κζ′ καὶ μιᾶς ἡμέρας ἑξηκοστὰ πρῶτα λγ′ καὶ δεύτερα κ′. ἐν ἄρα ἡμέραις τοσαύταις ἡ σελήνη ἀπὸ τῆς ἐλαχίστης κινήσεως ἐπὶ τὴν ἐλαχίστην παραγίνεται.

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Geminus, Elementa astronomia, ed. Charles Manitius. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
License: CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Source: https://thegreeklibrary.pages.lisn.upsaclay.fr/works/tlg1383.tlg001.local001/.