Ancient Greek
Section 20
Scholia in Euclidem, Scholia in Euclidis catoptrica (scholia vetera) 20
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20. Καὶ τοῦτο ὁμοίως τῷ ἀνωτέραν εἶναι τὴν ΒΑ τῆς ΒΓ. ἐὰν δὲ κατὰ τὸ ἐν τοῖς ὅροις ἐπὶ τῶν κυρτῶν, ὅτε ἕκαστον τῶν ὁρωμένων ἐν αὐτοῖς ὁρᾶται, καθὸ ἡ σύμπτωσις γίνεται ἐκβαλλομένων τῆς ὄψεως καὶ τῆς ἐπὶ τὸ κέντρον ἐπιζευγνυμένης, ἄλλως ἔσται ἡ καταγραφή· ὁμοίως καὶ ἐπὶ τῶν ἄλλων.