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

Table of contents

< >
[61.] LEMMA VII.
[62.] SECTIO OCTAVA Continens Prop. IL. L. LI. LII. LIII. Apoll.
[63.] PROPOSITIO IL. & L.
[64.] PROPOSITIO LI.
[65.] PROPOSITIO LII. LIII.
[66.] PROPOSITIO LIV. LV.
[67.] PROPOSITIO LVI.
[68.] PROPOSITIO LVII.
[69.] Notæ in Propoſit. IL. L.
[70.] Notæ in Propoſit. LI.
[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.
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214176Apollonij Pergæi237[Figure 237] tum potentialis I B, vt H L in L O, ſeu L V in L D ad quadratum L
D
, quod quælibet ex dictis proportionibus eadem eſt proportioni fi-
guræ
K A, &
M C (39. ex 1.) , ergo T I ad I B eſt, vt V L ad L D, &
1137. lib. 1. angulus I, qui æqualis eſt ipſi R A G æqualis eſt angulo L, qui æqualis
eſt
S C H;
igitur angulus G æqualis etiam eſt angulo H: & propterea
22Propoſ. 2.
præmiſſ
.
G A R ſimile eſt H C S, &
pariter G A P, H C Q ſunt ſimilia, quia P, Q
ſunt
recti, vnde A P R, C Q S ſunt etiã ſimilia, &
proportio vniuſcuiuſq;
eorum, nempe G P, P R ad P A, eſt, vt proportio H Q, S Q ad C Q;
33c igitur G P in P R ad quadratum P A, nempe B E ad erectum illius (39.
ex 1.) eſt vt H Q in Q S ad quadratum C Q, nempe D F ad erectum
illius
(39.
ex 1.) ; igitur
4437. lib. 1.238[Figure 238] figuræ duorum axiũ ſunt
ſimiles
, &
duæ ſectiones
ſimiles
ſunt (12.
ex 6. (
ſed
oportet in ellipſi, vt
duæ
diametri, ideoque
duo
axes ſint ſimul aut
tranſuerſi
, aut ſimul re-
cti
.
Et hoc erat propoſi-
tum
.

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