Note 15 — Chapter VIII · ANALYTICA POSTERIORA II.
Reading edition
Analyt. Post. II. vi. p. 92, a. 6-28. Themist. p. 76.
Rassow renders ἐξ ὑποθέσεως — “assumptâ generali definitionis notione;” and also says: “τὸ τί ἦν εἶναι — generalem definitionis notionem; τὸ τί ἐστιν — certam quandam definitionem, significare perspicuum est.” (Aristotelis de Notionis Definitione Doctrina, p. 65).