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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[241.] Notæ in Propoſit. XXVIII.
[242.] LEMMAX.
[243.] SECTIO VNDECIMA Continens Propoſit. XXIX. XXX. & XXXI. PROPOSTIO XXIX.
[244.] PROPOSITIO XXX.
[245.] PROPOSITIO XXXI.
[246.] Notæ in Propoſit. XXIX.
[247.] Notæ in Propoſit. XXX.
[248.] Notæ in Propoſit. XXXI.
[249.] LIBRI SEXTI FINIS.
[250.] DEFINITIONES. I.
[251.] II.
[252.] III.
[253.] IV.
[255.] VI.
[256.] VII.
[257.] VIII.
[258.] NOTÆ.
[259.] SECTIO PRIMA Continens Propoſit. I. V. & XXIII. Apollonij. PROPOSITIO I.
[260.] PROPOSITIO V. & XXIII.
[261.] Notæ in Propoſit. I.
[262.] Notæ in Propoſit. V. & XXIII.
[263.] SECTIO SECVNDA Continens Propoſit. II. III. IV. VI. & VII. Apollonij. PROPOSITIO II. & III.
[264.] PROPOSITIO IV.
[265.] PROPOSITIO VI. & VII.
[266.] Notæ in Propoſit. II. III.
[267.] Notæ in Propoſit. IV.
[268.] Notæ in Propoſit. VI. & VII.
[269.] SECTIO TERTIA Continens Propoſit. Apollonij VIII. IX. X. XI. XV. XIX. XVI. XVIII. XVII. & XX.
[270.] Notæ in Propoſit. VIII.
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318280Apollonij Pergæi dens quartum caſum in poſtrema figura, quàm ſuperaddidi, vti neceſſariam,
pro intelligentia octauæ propoſitionis.
Et componendo in hyperbola, & diuidendo in ellipſi prima deindè
11b coniungendo in duabus figuris prioribus, &
occurrere faciamus reſpe-
ctiuum cum reſpectiuo in reliquis figuris poſt inuerſionem, vt fiat, &
c.
368[Figure 368] Ideſt componendo in byperbolis, & in ellipſibus comparando differentias termi
norum ad conſequentes, deinde comparando homologorum differentias in duabus
figuris prioribus, &
ſumas in reliquis, innc enim A H ad G E eſt, vt A C
ad C G, &
ſumpta communi altitudine E A, erit tectangulum H A E ad re-
ctangulum G E A, vt A C ad C G.
Seà rectangulum H A E æquale eſt qua-
drato A E vna cum rectangulo H E A, cui æquale eſt quadratum B E, ergo
quadratum A B æquale eſt rectangulo H A E (propterea quod A B ſubtendit
angulum rectum E in triangulo B A E) quare quadratũ A B ad rectangulum
A G E eandem proportionẽ habet quàm C A ad C G.
Notæ in Propoſit. IV.
SI hyperbolen, aut ellipſim A B tangat recta linea I M, & occurrat
22a axi A C in M, vtique ipſius I M quadratum, &
c. Suppleri debet
369[Figure 369]

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