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

Scan	Original
41	21
42	22
43	23
44	24
45	25
46	26
47	27
48	28
49	29
50	30
51	31
52	32
53	33
54	34
55	35
56	36
57	37
58	38
59	39
60	40
61	41
62	42
63	43
64	44
65	45
66	46
67	47
68	48
69	49
70	50

10383LIBERI.

THEOREMA XXXVI. PROPOS. XXXIX.

IIſdem poſitis, præterquamquod, BV, ſit parallela ipſi, A
F, ſed poſito, quod concurrat cum eodem latere, FA, ver-
ſus verticem producto, vt in, Z. Dico quadratum, ED, ad
quadratum, MO, eſſe vt rectangulum, ZVB, ad rectangu-
lum, ZNB.

Quia enim quadratum, EV, eſt æquale rectangulo, CVF, &
quadratum, MN, rectangulo, HNR, ideò quadratum, EV, ad
1114. Secun.
Elem.

57[Figure 57] quadratum, MN, erit vt rectangulum, CV
F, HNR, rectangulum verò, CVF, ad,
HNR, habet rationem compoſitam ex ea,
quam habet, CV, ad, HN, (vt infra inde-
pendenter ab hac Propoſit. probatur) . i. VB,
22Ex Sexta
lib. 2. ſeq.
vel ex 23.
Sexti El. ad, BN, quia trianguli, CVB, HNB, ſunt
æquianguli, & ex ea, quam habet, VF, ad,
NR, ideſt, VZ, ad, ZN, quia trianguli, V
FZ, NRZ, ſunt æquianguli, duę verò ra-
tiones, VB, ad, BN, & , VZ, ad, ZN,
33Ex Sexta
lib. 2. ſeq.
velex 23.
Sexti El. componunt rationem rectanguli, ZVB, ad
rectangulum, ZNB, ergo rectangulum, C
VF, ad rectangulum, HNR, . i. quadratum,
EV, ad quadratum, MN, vel quadratum, ED, ad quadratum, M
O, erit vt rectangulum, ZVB, ad rectangulum, ZNB, quod oſten-
dere opus erat; hæc autem ab Apollonio vocatur Hyperbola.

THEOREMA XXXVII. PROPOS. XL.

TAndem eiſdem poſitis, preterquam dicto concurſu, po-
ſito, inquam, BV, concurrere cum vtroq; latere trian-
guli per axem, & productum, etiam cum baſi trianguli per
axem conuenire, vt in, 2. Dico quadratum, RD, ad qua-
dratum, MO, eſſe vt rectangulum, VSB, ad rectangulum,
VNB.

Sit ergo talis hic appoſitum ſchema, in quo planum figuræ B ℟
VD, (cuius axis, vel diameter ſecat vtraque latera, AC, AF, &
producta incidit in baſim, CF, productam in, 2,) extenſum

Page concordance

Text layer

Text normalization

Search

Scan	Original
41	21
42	22
43	23
44	24
45	25
46	26
47	27
48	28
49	29
50	30
51	31
52	32
53	33
54	34
55	35
56	36
57	37
58	38
59	39
60	40
61	41
62	42
63	43
64	44
65	45
66	46
67	47
68	48
69	49
70	50

Scan	Original
41	21
42	22
43	23
44	24
45	25
46	26
47	27
48	28
49	29
50	30
51	31
52	32
53	33
54	34
55	35
56	36
57	37
58	38
59	39
60	40
61	41
62	42
63	43
64	44
65	45
66	46
67	47
68	48
69	49
70	50

Scan	Original
41	21
42	22
43	23
44	24
45	25
46	26
47	27
48	28
49	29
50	30
51	31
52	32
53	33
54	34
55	35
56	36
57	37
58	38
59	39
60	40
61	41
62	42
63	43
64	44
65	45
66	46
67	47
68	48
69	49
70	50