# Apotelesmatica (= Tetrabiblos) 11-9

Claudius Ptolemaeus, Apotelesmatica (= Tetrabiblos), BIBAION Γ΄, ια΄. Περὶ χρόνων ζωῆς.. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/claudius-ptolemaeus/apotelesmatica-tetrabiblos/11-9
JSON: https://interlinea.aeterna-institute.org/api/v1/library/greek/claudius-ptolemaeus/apotelesmatica-tetrabiblos/11-9
CTS URN: urn:cts:greekLit:tlg0363.tlg007:11-9

ὁ δὲ ἀριθμὸς τῆς προσθέσεως ἢ ἀφαιρέσεως θεωρεῖται διὰ τῆς καθ’ ἕκαστον μοιροθεσίας ὅσοι γὰρ ἂν ὦσιν ὡριαῖοι χρόνοι τῆς ἑκάστου μοίρας, ἡμέρας μὲν οὔσης οἱ τῆς ἡμέρας, νυκτὸς δὲ οἱ τῆς νυκτός, τοσοῦτον πλῆθος ἐτῶν ἔσται τὸ τέλειον· ὅπερ ἐπὶ τῆς ἀνατολῆς αὐτῶν ὄντων λογιστέον, εἶτα κατὰ τὸ ἀνάλογον τῆς ἀποχωρήσεως ὑφαιρετέον, ἕως ἂν πρὸς τάς δυσμὰς εἰς τὸ μηδὲν καταν- τήσῃ.

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Claudius Ptolemaeus, Apotelesmatica (= Tetrabiblos), ed. Franz Johannes Boll, Emilie Boer. 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/tlg0363.tlg007.local001/.