Cavalieri, Buonaventura, Geometria indivisibilibvs continvorvm : noua quadam ratione promota

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[521.] COROLL XVIII. SECTIO PRIOR.
[522.] SECTIO POSTERIOR.
[523.] COROLLARIVM XIX.
[524.] COROLLARIVM XX.
[525.] COROLLARIVM XXI.
[526.] COROLLARIVM XXII.
[527.] COROLLARIVM XXIII.
[528.] COROLLARIVM XXIV.
[529.] COROLLARIVM XXV.
[530.] COROLLARIVM XXVI.
[531.] COROLLARIVM XXVII.
[532.] SCHOLIV M.
[533.] Finis quarti Libri.
[534.] GEOMETRIÆ CAVALERII. LIBER QVINTVS. In quo de Hyperbola, Oppoſitis Sectionib us, ac ſolidis ab eiſdem genitis, babetur contemplatio. THEOREMA I. PROPOS. I.
[535.] THEOREMA II. PROPOS. II.
[536.] THEOREMA III. PROPOS. III.
[537.] THEOREMA IV. PROPOS. IV.
[538.] THEOREMA V. PROPOS. V.
[539.] PROBLEMA I. PROPOS. VI.
[540.] THEOREMA VI. PROPOS. VII.
[541.] THEOREMA VII. PROPOS. VIII.
[542.] THEOREMA VIII. PROPOS. IX.
[543.] THEOREMA IX. PROPOS. X.
[544.] THEOREMA X. PROPOS. XI.
[545.] THEOREMA XI. PROPOS. XII.
[546.] THEOREMA XII. PROPOS. XIII.
[547.] THEOREMA XIII, PROPOS. XIV.
[548.] SCHOLIVM.
[549.] THEOREMA XIV. PROPOS. XV.
[550.] THEOREMA XV. PROPOS. XVI.
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394374GEOMETRIÆ269[Figure 269] diuidendo minor ea, quam habet,
AC, ad, CE, eandem ergo, quam
habet, HL, ad, LR, habebit, AC, ad
maiorem, CE, ſit illa, CO, &
per,
O, ducatur, SV, parallela ipſi regu-
læ, FG, iunganturque, SE, EV:
Om-
nia ergo quadrata hyperbolæ, SEV,
ad omnia quadrata trianguli, SEV,
ſunt vt, AO, ad, OC, quia verò, AC,
ad, CO, eſt vt, HL, ad, LR, compo-
nendo, AO, ad, OC, erit vt, HR, ad,
RL, ergo omnia quadrata hyperbo-
læ, SEV, ad omnia quadrata triangu-
li, SEV, erunt vt, HR, ad, RL, .
i. in
ratione data, quod facere opus erat.
THEOREMA VI. PROPOS. VII.
SI circa datam hyperbolam deſcribantur aſymptoti,
eiuſdem autem baſis vſq;
ad aſymptotos producatur,
quæ ſumatur pro regula:
O nnia quadrata hyperbolæ ad
omnia quadrata trianguli aſymptotis, &
baſi comprchen-
ſi, habebunt rationem compoſitam ex ea, quam habet
quadratum baſis hyperbolæ ad quadratum baſis trianguli,
&
ex ea, quam habet rectangulum ſub compoſita ex ſex-
quialtera tranſuerſi lateris, &
axi, vel diametro datæ hy-
perbolæ, ſub eodem axi, vel diametro, ad rectangulum
ſub compoſita ex tranſuerſo latere, &
axi, vel diametro
eiuſdem hyperbolæ;
& ſub compoſita ex {1/2}. tranſuerſi late-
ris, &
eodem axi, vel diametro.
Sit igitar data hyperbola, cuius baſis, SX, circa axim, vel dia-
metrum, OV, cuius tranſuerſum latus ſit, BO, bifariam in C, di-
uiſum, ſit autem illi in directum adiuncta, AB, æqualis, BC, de-
inde ducta per, O, tangente hyperbolam, quæ ſit, ED, cui erit
parallela baſis, SX, abicindantur, EO, OD, ita vt quadratum, E
O, &
quadratum, OD, ſeorſim ſint æqualia quartæ parti rectan-
guli ſub, BO, latere tranſuerſo, &
ſub eiuſdem recto latere, ſi ergo
iunctis, CE, CD, ipsæ producantur indefinitè verſus baſim, SX,
111.2. Con. cui productæ occurant in punctis, H, R, erunt, CH, CR,

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