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

Table of contents

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[241.] G. SECTIO VII.
[242.] H. SECTIO VIII.
[243.] I. SECTIO IX.
[244.] K. SECTIO X.
[245.] L. SECTIO XI.
[246.] THEOREMA XXIV. PROPOS. XXIV.
[247.] COROLLARIVM.
[248.] THEOREMA XXV. PROPOS. XXV.
[249.] THE OREMA XXVI. PROPOS. XXVI.
[250.] COROLLARIVM I.
[251.] COROLLARIVM II.
[252.] COROLLARIVM III.
[253.] THEOREMA XXVII. PROPOS. XXVII.
[254.] THEOREMA XXVIII. PROPOS. XXVIII:
[255.] COROLLARIVM.
[256.] THEOREMA XXIX. PROPOS. XXIX.
[257.] COROLLARIVM.
[258.] THEOREMA XXX. PROPOS. XXX.
[259.] COROLLARIVM.
[260.] THEOREMA XXXI. PROPOS. XXXI.
[261.] COROLLARIVM.
[262.] THEOREMA XXXII. PROPOS. XXXII.
[263.] COROLLARIVM.
[264.] THEOREMA XXXIII. PROPOS. XXXIII.
[265.] COROLLARIVM I.
[266.] COROLLARIVM II.
[267.] THEOREMA XXXIV. PROPOS. XXXIV.
[268.] COROLLARIVM I.
[269.] COROLLARIVM II.
[270.] COROLLARIVM III.
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page |< < (191) of 569 > >|
211191LIBER II.
SCHOLIVM.
_Q_Voniam poſterior pars Propoſ. antec. addita fuit poſt impreſionem
Lib.
3 4. & 5. ideò ne mireris, benigne Lector, ſi in eiſdem ali-
quando Propoſitiones offenderis nonnibil prolixiores, quam ſi per banc
poſteriorem partem fuiſſent demonſtrate, cum illaex priori parte tunc
deductæ fuerint, quod ſolerti Geometræ haud difficile erit in illis propo-
ſitionibus animaducrtere, in quibus banc viderit adhiberi.
THEOREMA XXXIX. PROPOS. XXXIX:
SI recta linea bifariam, & non bifariam ſecta fuerit, pa-
rallelepipedum ſub medietate propoſitæ lineæ, &
ſub
rectangulo inæqualibus partibus contento, cum parallele-
pipedo ſub eadem medietate, &
ſub quadrato ſectionibus
intermediæ, æquabitur cubo eiuſdem medietatis propoſi-
cæ lineæ.
Sit recta linea, AE, bifariam diuiſa in, B, non bifariam in C. Di-
co parallelepipedum ſub, BE, &
rectangulo, ACE, vna cum pa-
rallelepipedo ſub, BE, &
ſub quadrato, BC, cubo eiuſdem, BE,
æquale eſſe;
Nam rectangulum, ACE, cum quadrato, BC, qua-
115. Secũdi
Elem.
drato, BE, eſt æquale, vt autem rectangulum, ACE, cum qua
drato, BC, ad quadratum, BE, ita (ſumpta communi altitudine,
225. huius, BE,) parallelepipedum ſub, BE, &
rectangulo, ACE, & ſub, B
E, &
quadrato, BC, ad parallelepipedum ſub, BE, & quadrato,
BE, ideſt ad cubum, BE, ergo parallelepipedum ſub, EB, &
ſub
rectangulo, ACE, vna cum parallelepipedo ſub eadem, EB, &
ſub
quadrato, BC, erit æquale cubo, EB, quod oſtendendum erat.
127[Figure 127]

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