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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[71.] Demonſtratio ſecundæ partis. PROPOSITIONIS LI.
[72.] Notæ in Propoſ. LII. LIII.
[73.] Secunda pars buius propoſitionis, quam Apollonius non expoſuit hac ratione ſuppleri poteſt.
[74.] Notæ in Propoſ. LIV. LV.
[75.] Notæ in Propoſit. LVI.
[76.] LEMMA VIII.
[77.] Notæ in Propoſ. LVII.
[78.] SECTIO NONA Continens Propoſ. LVIII. LIX. LX. LXI. LXII. & LXIII.
[79.] PROPOSITIO LVIII.
[80.] PROPOSITIO LIX. LXII. & LXIII.
[81.] PROPOSITIO LX.
[82.] PROPOSITIO LXI.
[83.] Notæ in Propoſit. LVIII.
[84.] Notæ in Propoſit. LIX. LXII. & LXIII.
[85.] Notæ in Propoſit. LX.
[86.] Notæ in Propoſit. LXI.
[87.] SECTIO DECIMA Continens Propof. XXXXIV. XXXXV. Apollonij.
[88.] PROPOSITIO XXXXIV.
[89.] PROPOSITIO XXXXV.
[90.] Notæ in Propoſ. XXXXIV.
[91.] Notæ in Propoſ. XLV.
[92.] SECTIO VNDECIMA Continens Propoſ. LXVIII. LXIX. LXX. & LXXI. Apollonij. PROPOSITIO LXVIII. LXIX.
[93.] PROPOSITIO LXX.
[94.] PROPOSITIO LXXI.
[95.] Notæ in Propoſit. LXVIII. LXIX. LXX. & LXXI.
[96.] SECTIO DVODECIMA Continens XXIX. XXX. XXXI. Propoſ. Appollonij.
[97.] Notæ in Propoſit. XXIX. XXX. & XXXI.
[98.] SECTIO DECIMATERTIA Continens Propoſ. LXIV. LXV. LXVI. LXVII. & LXXII. Apollonij. PROPOSITIO LXIV. LXV.
[99.] PROPOSITIO LXVI.
[100.] PROPOSITIO LXVII.
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271233Conicor. Lib. VI. parallela conſeruantur; igitur duæ ſectiones K H M, & L X S, exiſtentes in
eodem plano ſecante duas ſuperficies, quæ licet in infinitum producantur vbique
ſeparatæ ſunt, erunt aſymptoticæ.
Quartò, quia duæ hyperbolæ H K M, & L
X S ſunt æquales, ſimiles, &
ſimiliter poſitæ circa communem diametrum H X
11Prop. 7.
addit.
I, earum diſtantiæ ſemper magis, ac magis diminuuntur;
nunquam tamen mi-
nores efſici poſſunt interuallo duarum æquidiſtantium, hyperbolas continentium.
Et hoc erat propoſitum.
Data hyperbola X duos conos ſimiles exhibere vt idem planum in eis
22PROP.
13.
Addit.
efficiat duas hyperbolas ſimiles, &
æquales datæ, quæ aſymptoticæ ſint,
&
ex vna parte ſibi ipſis viciniores fiant interuallo minori quolibet da-
to:
ex altera verò parte ad ſe ipſas propius accedant interuallo tamen
maiore dato:
oportet autem vt angulus ab aſymptotis ſectionis X con-
tentus ſit acutus.
318[Figure 318]
In quolibet @l@no fiat angulus A d O æqualis angulo inclinationis diametri,
&
baſis hyperb l@ X; & per o d extenſo quolibet alio planol, ducatur in eo re-
cta linea B d C perpendicularis ad O d G, &
ſumpto quolibet alio puncto b in
recta linea G O in plano per B G C O ducto, centris d, &
b deſcribantur

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