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Apollonii Pergaei quae graece exstant cum ... - Wilbourhall.org

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PROLEGOMENA.<br />

LXV<br />

Bignificare uidetnr (etsi IIF, 14 p. 342, 8 sine significatione<br />

diuersitatis usurpatur), sicut in III, 12 p, 338, 3 Xmov r) tiqog-<br />

Xa§6v; sed in III, 11 E@H ^. 336, 2, BZA p. 336, 4 et in<br />

III, 12 ABMN, KlElOTn p. 336, 25, BlHiP, AKZ p. 336, 26<br />

<strong>cum</strong> priore figura sola consentiunt.<br />

uerum tamen difficile est credere, Apollonium figuras dedisse,<br />

<strong>quae</strong> a constructionibus litterarumque ordine indicato<br />

discreparent (quamquam interdum in figuris describendis parum<br />

diligens est, uelut in III, 11, ubi in «xpositione de puncto K<br />

siletur). adcedit, quod in figuris codicibus non multum credendum<br />

esse demonstrari potest. primum enim ex uerbis tiq<br />

roov TtQOSLQTiiisvav zo^av III, 42 p. 416, 27, (iioc tav stQTjiiivcov<br />

ro[i(ov III, 45 p. 424, 15, III, 53 p. 438, 9 pro certo adparet,<br />

in his propositionibus unam tantum figuram ab Apollonio adscriptam<br />

fuisse (quamquam in III, 42 propter p. 418, 10 sq.<br />

causa fuit, cur hic saltim duas daret), <strong>cum</strong> tamen nunc in<br />

nostris codicibus plures adsint.<br />

deinde ex Eutocio p. 318, 18 sq.<br />

discimus, in III, 4 sqq. codices eius in singulis propositionibus<br />

unam figuram habuisse, sed inter se diuersas, <strong>cum</strong> alii rectas<br />

contingentes in eadem sectione haberen+^^, alii in singulis unam;<br />

cfr. de III, 31 Eutocius II p. 342, 11 sq. itaque si Eutocius II<br />

p. 320, 7, 14 in III, 5 utramque figuram habuit, ipse in editione<br />

sua eas coniunxit. ApoUonium ipsum utrumque casum mente<br />

concepisse, ex usu adparet, qui in III, 23 fit propositionis 15<br />

(u. I p. 367 not.), in IV, 15 propositionis III, 37 (u. II p. 27<br />

not.), in IV, 44, 48, 53 propositionis III, 39. omnino Eutocius<br />

in figuris describendis satis libere egit; u. II p 322, 1.*) et<br />

illarum discrepantiarum nonnullae per eius rationem edendi<br />

ortae esse possunt, uelut in I, 38, ubi p. 116, 23 in ellipsi<br />

permutandae sunt @r et ©z^; nam in quibusdam codicibus<br />

haec propositio de sola hyperbola demonstrata erat, u. Eutocius<br />

II p. 250, 16. uerum alias iam is in suis codicibus inuenit,<br />

uelut in III, 1 p. 320, 8 ytoivov cccpTjQriGd-co ro JHFE <strong>cum</strong><br />

figura priore p. 320 conciliari non potest, quam habuit Eutocius<br />

II p. 316, 9. aliae autem post eum ortae sunt, uelut in eadem<br />

prop. III, 1 figuram alteram p. 310 non.dum habuit (u. II p. 316, 9<br />

*) Ubi lin. 6—7 interpretandum erat: ut seruetur, quod in<br />

protasi dicitur ^iisdem suppositis". nam rav avTcov vnov.£i^Eva>v<br />

p. 322, 7 ex uerbis <strong>Apollonii</strong> citatur; u. III, 6, 7, 8,<br />

9, 10, 11, 12.<br />

Apollonius, ed. Heiberg. II. 6

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