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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[171.] PROPOSITIO IV.
[172.] PROPOSITIO X.
[173.] Notæ in Propoſit. I.
[174.] Notæ in Propoſit. II.
[175.] Notæ in Propoſit. IV.
[176.] Notæ in Propoſit. X.
[177.] SECTIO SECVNDA Continens Propoſit. III. VI. VII. & IX. PROPOSITIO III.
[178.] PROPOSITIO VI.
[179.] PROPOSITIO VII.
[180.] PROPOSITIO IX.
[181.] Notæ in Propoſit. III.
[182.] Notæ in Propoſit. VI.
[183.] Notæ in Propoſit. VII.
[184.] Notæ in Propoſit. IX.
[185.] LEMMAI.
[186.] SECTIO TERTIA Continens Propoſit. V. & VIII. PROPOSITIO V.
[187.] PROPOSITIO VIII.
[188.] Notæ in Propoſit. V.
[189.] Notæ in Propoſit. VIII.
[190.] SECTIO QVARTA Continens Propoſit. XI. XII. XIII. & XIV. PROPOSITIO XI.
[191.] PROPOSITIO XII.
[192.] PROPOSITIO XIII.
[193.] PROPOSITIO XIV.
[194.] MONITVM.
[195.] LEMMA II.
[196.] COROLLARIVM.
[197.] LEMMA III.
[198.] LEMMA IV.
[199.] COROLLARIVM.
[200.] LEMMAV.
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192154Apollonij Pergæi
Notæ in Propoſit. V.
ATque B C D congruit B A D, & ſuperficies ſuperficiei, & c. Quo-
11a niam in ſecunda figura B D eſt axis ellipſis per centrum E ductus;
ergò
vt in prima parte huius propoſitionis dictum eſt, ſibi mutuò congruent ſemielli-
pſes B C D, &
B A D.
Notæ in Propoſit. VIII.
NAm demonſtrauimus, & c. Expoſitio huius
207[Figure 207]22a propoſitionis hæc erit.
Sit ellipſis A B C D,
cuius axes C A, &
B D, & in quolibet eius qua-
drante ſignentur tales circumferentiæ N G, O L, H
Q, M P, vt coniunctæ rectæ lineæ O N, G L, H
M, Q P ſint ad axim A C ordinatim applicatæ ſe-
cantes eum in R, I, K, S;
ſintque binarum extre-
marum N O, P Q à centro E diſtantiæ æquales E R,
E S, &
binarum intermediarum L G, H M æquales à
centro diſtantiæ E I, E K oſtendendum eſt ſegmenta
G N, L O, H Q, M P æqualia eße.
Et inſuper dico, quod quodlibet horum ſeg-
33b mentorum non congruet alicui alio ſegmento,
&
c. Si enim in eodem, vel in duabus ellipſis qua-
drantibus ſumantur ſegmenta G N, &
M P non æque ab axis vertice B vel à
verticibus A, C eiuſdem axis remota, non erunt congruentia, vt deducitur ex
propoſ.
1. additarum huius.
SECTIO QVARTA
Continens Propoſit. XI. XII. XIII. & XIV.
PROPOSITIO XI.
QVælibet ſectio parabolica, vt A B, cuius axis B C, & ere-
ctum B D ſimilis eſt cuilibet ſectioni parabolicæ, vt E F,
cuius axis F H, &
erectum F I.

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