Fragmenta varia

Theophrastus

Theophrastus. Theophrasti Eresii Opera, Quae Supersunt, Omnia. Wimmer, Friedrich, editor. Paris: A.F. Didot, 1866.

Fr. 57b

Οὗ καὶ αὐτοῦ Θ. ἐν τῷ περὶ τῶν Ποσαχῶς μέμνηται, οἷον ἐπίστασθαι πᾶν τρίγωνον ὅτι δυσὶν ὀρθαῖς ἴσας ἔχει τὰς τρεῖς γωνίας· ἢ γὰρ ὡς καθόλου ἢ ὡς καθʼ ἕκαστα πάντα. (Alex. in Arist. Top. p. 266b Bk.)