# Elementa astronomia 18-6

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

Canonical: https://interlinea.aeterna-institute.org/library/greek/geminus/elementa-astronomia/18-6

Εὑρίσκεται δὲ τοῦτο ποιῶν ὁ τῶν ιη′ ἑξηκοστῶν πρώτων. ἐὰν γὰρ ταῦτα πολυπλασιασθῇ ἐπὶ τὸ τέταρτον μέρος τῆς ἀποκαταστάσεως, ἐπὶ τὰς ἡμέρας ϛ′, νγ′ πρῶτα λεπτὰ καὶ κ′ λεπτὰ δεύτερα, ἀποτελοῦνται μοῖραι β′ καὶ πρῶτα ἑξηκοστὰ δ′. ταῦτα προσέθηκα τῇ μέσῃ κινήσει, τοῖς ι̅γ̅ ι′ λε′′, καὶ γίνονται μοῖραι ι̅ε̅ ιδ′ λε′′· καὶ ἀφεῖλον ἀπὸ τῆς μέσης κινήσεως τὰς β′ μοίρας καὶ τὰ πρῶτα Ἑξηκοστὰ δ′, καὶ καταλείπονται μοῖραι ῑᾱ ϛ′ ιη′′.

---

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/.