Ancient Greek text
1. Ad init. Τρία μόνα ζητοῦνται ἐν τῷδε τῷ συντάγματι· τὸ σφαῖραν εἶναι …
Euclidis Opera Omnia, Leipzig, Teubner, 1916
Scholia in Euclidem, Scholia in Euclidis phaenomena (scholia vetera), ed. Heinrich Menge. 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.
Texts from The Greek Library and the Perseus Digital Library, under CC BY-SA 4.0 and CC BY 4.0. Divided into reading sections by Interlinea.