Note 26 — Chapter IV · DE INTERPRETATIONE.
Reading edition
Aristot. De Interpret. p. 19, b. 35. πλὴν οὐχ ὁμοίως τὰς κατὰ διάμετρον ἐνδέχεται συναληθεύειν· ἐνδέχεται δὲ ποτέ. The “diameter” or “diagonal” is to be understood with reference to the scheme or square mentioned p. 119, note, the related propositions standing at the angles, as above.