§9.19.
9.
Pappus Συναγ. VII 30 p. 672, 18 sqq. :
Τὰ Εὐκλείδου βιβλία δ Κωνικῶν Ἀπολλώνιος ἀναπλώσας καὶ προσθεὶς ἕτερα δ παρέδωκεν η Κωνικῶν τεύχη.
Pappus, Collection VII 30, p. 672, 18 sqq.: Apollonius, having completed the four books of Euclid's Conics and having added another four, handed down eight volumes of Conics.
Scholiasta Pappi III p. 1187 ad hunc locum: ὅτι καὶ ὁ Κὐκλείδης κωνικῶν δ βιβλία γέγραφεν.
Scholiast on Pappus III, p. 1187 on this passage: [Saying] that Euclid too wrote four books of Conics.
Cfr.
Cf.
Studien über Euklid p. 83 sqq.
Studien über Euklid, p. 83 sqq.