# De Sphaera Quae Movetur 1-2

Autolycus, De Sphaera Quae Movetur, 1 to 2. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/autolycus/de-sphaera-quae-movetur/1

α΄, Ὁμαλῶς λέγεται φέρεσθαι σημεῖα, ὅσα ἐν ἴσῳ χρόνῳ ἴσα τε καὶ ὅμοια μεγέθη διεξέρχεται. βʹ. Ἐὰν δὲ ἐπί τινος γραμμῆς φερόμενόν τι σημεῖον ὁμαλῶς δύο γραμμὰς διεξέλθῃ, τὸν αὐτὸν ἕξει λόγον ὅ τε χρόνος πρὸς τὸν χρόνον, ἐν τὸ σημεῖον ἑκατέραν τῶν γραμμῶν διεξῆλθεν, καὶ ἡ γραμμὴ πρὸς τὴν γραμμήν.

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Autolycus, De Sphaera Quae Movetur, ed. Friedrich Hultsch. 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/tlg1210.tlg001.local001/.