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p. 364, 29: ἔχοντας] ἔχοντας αὐτοῖς b.
p. 366, 2: ἡγούμενον] τὸν ἡγούμενον b.
5: ὑπό] ἀριθμοὶ ὑπό b.
7: οὐ] om. b.
14: ἑξῆς] om. b.
p. 368, 5: πᾶς] ἅπας b.
6: ὁ Ε — 7: μετρεῖται] om. b.
22: ὁ Ζ οὐκ ἔστι] οὐκ ἔστιν ὁ Ζ b.
23: εἰ γάρ] εἰ γάρ ἐστι πρῶτος b.
p. 370, 2: ἅπας — 3: μετρεῖται] om. b.
3: ὁ Ζ ἄρα ὑπὸ πρώτου] ὑπὸ πρώτου ἄρα b.
21: ἀνάλογον] ἄλογον b.
p. 372, 1: ὑπό] ἐκ τῶν b.
6: Δ] from a correction by a recent hand b.
7: ὅπερ ἔδει δεῖξαι] om. b.
20: πεποίηκε b.
22: πολυπλασιάσαντες b.
23: τόν] corrected from αὐτόν b.
25: μετρήσουσι b.
p. 374, 2: μετροῦσιν] μετρήσουσιν b.
14: ὁποιοιοῦν] ὁποιοῦν b. 1)
20: πεποίηκε b; likewise lines 21, 22.
22: εἰσι b. 24: ὦσι b.
p. 376, 2: ἐστι b.
3: ἐὰν δέ — 5: ὥστε] καί b.
5: ΖΔ] ΔΖ b, but Ζ from a correction by the first hand.
6: ΔΕ] ΔΕ ἄρα b.
ὥστε — 7: ἐστιν] om. b.
8: γάρ] δέ b. ἐκ] ἀπό b.
10: ἐστιν] ἐστιν. ὥστε ὁ ἐκ τῶν ΖΔ, ΔΕ καὶ πρὸς τὸν ἀπὸ τοῦ ΕΖ πρῶτός ἐστιν b.
13: ἐστιν] ἐστι b.
17: εἰσι b.
19: καί] ὥστε καί b. ἐκ] ὑπό b.
21: ἐκ] thus b. 2)