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

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[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.
[271.] Notæ in Propoſit. IX.
[272.] Notæ in Propoſit. X.
[273.] Notæ in Propoſit. XI.
[274.] Notæ in Propoſit. XV.
[275.] Notæ in Propoſit. XIX.
[276.] Notæ in Propoſit. XVI.
[277.] Notæ in Propoſit. XVIII.
[278.] Notæ in Propoſit. XVII.
[279.] Notæ in Propoſit. XX.
[280.] SECTIO QVARTA Continens Propoſit. Apollonij XII. XIII. XXIX. XVII. XXII. XXX. XIV. & XXV.
[281.] Notæ in Propoſit. XII.
[282.] Notæ in Propoſit. XIII.
[283.] Notæ in Propoſit. XXIX.
[284.] Notæ in Propoſit. XXX.
[285.] Notæ in Propoſit. XIV. & XXV.
[286.] Notæ in Propoſit. XXVII.
[287.] SECTIO QVINTA Continens Propoſit. XXI. XXVIII. XXXXII. XXXXIII. XXIV. & XXXVII.
[288.] PROPOSITIO XXI. & XXVIII.
[289.] PROPOSITIO XXVI
[290.] PROPOSITIO XXXXII.
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268230Apollonij Pergæi315[Figure 315] inter ſe: hi autem anguli inclinationes ſunt axium conorum ad ſuas baſes; igi-
tur axes A Y, &
D Z æque ſunt inclinati ad ſuas baſes: ſuntque proportiona-
les ad baſium ſemidiametros Y B, &
Z E ( cum triangula A B Y, D E Z ſi-
11Defin. 8.
huius.
milia oſtenſa ſint );
igitur coni A B C, & D E F ſimiles ſunt inter ſe. Quod
erat oſtendendum.
Data parabola Z duos conos ſimiles exhibere, vt idem planum ef-
22PROP.
11.
Addit.
ficiat in eis duas parabolas æquales eidem datæ parabolæ, quæ asympto-
ticæ ſint, &
ſibi ipſis viciniores fiant diſtantia minore quacunque
data.
316[Figure 316]
In quolibet plano fiat angulus I H C æqualis angulo inclinationis diametri,
&
baſis parabolæ Z , & per H C extenſo alio quolibet plano ducatur in eo B H
G perpendicularis ad X H C;
& fiat quodlibet triangulum H G K, & vt qua-
dratum H G ad rectangulum H K G, ita fiat latus rectum parabolæ Z ad

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