τῆς πρὸς τῷ Π. καί ἐστι ἡ μὲν πρὸς τῷ Ο ἴση τῇ ὑπὸ ΗΕΘ, ἡ δὲ πρὸς τῷ Π ἴση τῇ ὑπὸ ΑΕΒ.
Scholia in opticorum recensionem Theonis (scholia vetera). Scholia in Euclidem. ed. Johan Ludvig Heiberg, ed. H. Menge. United States. 2018.
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