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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[121.] Notæ in Propoſ. LXXVI.
[122.] Notæ in Propoſit. LXXVII.
[123.] COROLLARIVM.
[124.] SECTIO DECIMAQVINTA Continens Propoſ. XXXXI. XXXXII. XXXXIII. Apollonij. PROPOSITIO XXXXI.
[125.] PROPOSITO XXXXII.
[126.] PROPOSITIO XXXXIII.
[127.] Notæ in Propoſ. XXXXI.
[128.] Notæ in Propoſ. XXXXII.
[129.] Notæ in Propoſit. XXXXIII.
[130.] SECTIO DECIMASEXTA Continens XVI. XVII. XVIII. Propoſ. Apollonij.
[131.] Notæ in Propoſit. XVI. XVII. XVIII.
[132.] SECTIO DECIMASEPTIMA Continens XIX. XX. XXI. XXII. XXIII. XXIV. & XXV. Propoſ. Apollonij. PROPOSITIO XIX.
[133.] PROPOSITIO XX. XXI. & XXII.
[134.] PROPOSITIO XXIII. & XXIV.
[135.] PROPOSITIO XXV.
[136.] Notæ in Propoſit. XIX.
[137.] Notæ in Propoſit. XX. XXI. XXII.
[138.] Notæ in Propoſ. XXIII. XXIV.
[139.] Notæ in Propoſ. XXXV.
[140.] SECTIO DECIMAOCTAVA Continens XXXII. XXXIII. XXXIV. XXXV. XXXVI. XXXVII. XXXVIII. XXXIX. XXXX. XXXXVII. XXXXVIII. Propoſit. Apollonij. PROPOSITIO XXXII.
[141.] PROPOSITIO XXXIII. XXXIV.
[142.] PROPOSITIO XXXV.
[143.] PROPOSITIO XXXVI.
[144.] PROPOSITIO XXXVII. XLVI.
[145.] PROPOSITIO XXXVIII.
[146.] PR OPOSITIO XXXIX.
[147.] PROPOSITIO XXXX.
[148.] PROPOSITIO XXXXVII.
[149.] PROPOSITIO XXXXVIII.
[150.] Notæ in Propoſit. XXXII.
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page |< < (169) of 458 > >|
207169Conicor. Lib. VI.227[Figure 227] prima figura extra duo ſegmenta, & in ſecunda intra, at in ter-
tia intra duos ſemicirculos), &
fuerit proportio plani rectan-
guli ex portionibus lineæ baſis inter angulum prouenientem, &

duos angulos reliquos trianguli, nempe A H in H C ad qua-
112 dratum interceptæ inter prouenientem angulum, &
circuli peri-
pheriam, nempe ad quadratum H B in quolibet caſu eadem
ſit, quàm D I in I F ad quadratum I E, vel H A in H C ad
quadratum H T ſit, vt D I in I F ad quadratum I G;
ſintque
duo priores anguli, inter ſe æquales, &
prouenientes extra duo
triangula poſiti:
vel duo priores recti, & prouenientes intra
223 duos angulos non ſint recti;
aut duo priores non recti, & pro-
334 uenientes recti intra duo triangula:
vel duo priores diuerſæ,
445 aut eiuſdem ſpeciei, ſed duæ lineæ efficiant duos angulos æqua-
les cum lateribus duorum triangulorum ſubtendentibus angulos
prouenientes:
vtique duo priora triangula ſunt ſimilia.
Quia C H in H A; nempe T H in H B ad quadratum H B, quod eſt,
vt H T ad H B eandem proportionem habet, quàm D I in I F, nempe
228[Figure 228] G I in I E ad quadratum I E, quod eſt vt I G ad I E, erit B H ad H T,
vt E I ad I G;
ſimiliter, & eorum quadrata; oſtendetur igitur ex

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