Apollonius <Pergaeus>, Apollonii Pergaei Conicorvm Lib. V. VI. VII. paraphraste Abalphato Asphahanensi : nunc primum editi ; additvs in calce Archimedis assvmptorvm liber, ex codibvs arabicis mss Abrahamus Ecchellensis Maronita latinos reddidit, Jo. Alfonsvs Borellvs curam in geometricis versione contulit & [et] notas vberiores in vniuersum opus adiecit

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[311.] PROPOSITIO XXXIX.
[312.] PROPOSITIO XXXX.
[313.] In Sectionem VII. Propoſit: XXXVIII. XXXIX. & XXXX. LEMMA VI.
[314.] LEMMA VII.
[315.] LEMMA VIII.
[316.] LEMMA IX.
[317.] Notæ in Propoſit. XXXVIII. XXXIX.
[318.] Notæ in Propoſit. XXXX.
[319.] SECTIO OCTAVA Continens Propoſit. XXXXIIII. XXXXV. & XXXXVI.
[320.] PROPOSITIO XXXXVI.
[321.] In Sectionem VIII. Propoſit. XXXXIIII. XXXXV. & XXXXVI. LEMM A.X.
[322.] LEMM A XI.
[323.] LEMM A XII.
[324.] Notæ in Propoſit. XXXXIV. & XXXXV.
[325.] Notæ in Propoſit. XXXXVI.
[326.] SECTIO NONA Continens Propoſit. XXXXI. XXXXVII. & XXXXVIII.
[327.] PROPOSITIO XXXXI.
[328.] PROPOSITIO XXXXVII.
[329.] PROPOSITIO XXXXVIII.
[330.] In Sectionem IX. Propoſit. XXXXI. XXXXVII. & XXXXVIII. LEMMA. XIII.
[331.] LEMMA XIV.
[332.] LEMMA XV.
[333.] Notæ in Propoſit. XXXXI.
[334.] Notæ in Propoſit. XXXXVII.
[335.] Notæ in Propoſit. XXXXVIII.
[336.] SECTIO DECIMA Continens Propoſit. XXXXIX. XXXXX. & XXXXXI.
[337.] In Sectionem X. Propoſit. XXXXIX. XXXXX. & XXXXXI. LEMMA XVI.
[338.] LEMMA XVII.
[339.] LEMMA XVIII.
[340.] Notæ in Propoſit. XXXXIX.
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11274Apollonij Pergæi
SECTIO DECIMATERTIA
Continens Propoſ. LXIV. LXV. LXVI.
LXVII. & LXXII. Apollonij.
PROPOSITIO LXIV. LXV.
S I ramorum ſecantium D C, D B, D A eductorum ex con-
curſu D ad fectionem C A non fuerint duo breuiſecantes,
vtique minimus eorum eſt, ramus terminatus D A, qui ambit
cum axe A E angulum acutum;
nempe D A E, & reliquorum
propinquior illi minor eſt remotiore, ſcilicet D B maior, eſt
quàm D A, &
D C quàm D B.
Si vero inter illos fuerint duo breuiſecantes tunc vicinior
vertici ſectionis eſt maximus ramorum, &
maiori proximior,
eſt maior, &
minori propinquior eſt minor.
94[Figure 94]
Producamus perpendicularem D E ſuper axim E A, & reperiatur Tru-
11a tina F.
Et primo loco nullus ramus ſit breuiſecans, iam ſi D B, non eſt
maior, quàm D A, ſit æqualis illi, &
ducamus duas

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