Borelli, Giovanni Alfonso
,
De motionibus naturalibus a gravitate pendentibus
,
1670
Text
Text Image
Image
XML
Thumbnail overview
Document information
None
Concordance
Figures
Thumbnails
page
|<
<
of 579
>
>|
<
archimedes
>
<
text
>
<
body
>
<
chap
>
<
p
type
="
main
">
<
s
id
="
s.000972
">
<
pb
pagenum
="
190
"
xlink:href
="
010/01/198.jpg
"/>
<
arrow.to.target
n
="
marg245
"/>
<
lb
/>
ſatur, conſtipaturque, & primum vocatur augmen
<
lb
/>
tum grauitatis extenſiuum, reliquum verò
<
expan
abbr
="
intenſiuũ
">intenſiuum</
expan
>
.
<
lb
/>
</
s
>
<
s
id
="
s.000973
">Regula verò, qua menſurari poteſt gradus prædictæ
<
lb
/>
grauitatis commodè deſumitur à vi contraria, quæ
<
lb
/>
<
arrow.to.target
n
="
marg246
"/>
<
lb
/>
depreſſionem eius prohibere poteſt, & hic
<
expan
abbr
="
notandũ
">notandum</
expan
>
<
lb
/>
eſt minimè nos ſollicitos eſſe de velocitate motus,
<
lb
/>
qua deorsùm eadem grauia feruntur, ſed tantummo
<
lb
/>
dò conſiderare vim, & conatum ponderis eius, qui
<
lb
/>
in libra à vi oppoſiti
<
expan
abbr
="
æquipõdij
">æquipondij</
expan
>
præcisè menſuratur.
<
lb
/>
<
arrow.to.target
n
="
marg247
"/>
</
s
>
</
p
>
<
p
type
="
margin
">
<
s
id
="
s.000974
">
<
margin.target
id
="
marg243
"/>
Vis compri
<
lb
/>
mens exten
<
lb
/>
ſiuè augetur
<
lb
/>
multiplicata
<
lb
/>
mole corpo
<
lb
/>
ris.</
s
>
</
p
>
<
p
type
="
margin
">
<
s
id
="
s.000975
">
<
margin.target
id
="
marg244
"/>
<
expan
abbr
="
Intẽſiuè
">Intenſiuè</
expan
>
ve
<
lb
/>
rò conſtipa
<
lb
/>
ta, & conden
<
lb
/>
ſata mate
<
lb
/>
ria.</
s
>
</
p
>
<
p
type
="
margin
">
<
s
id
="
s.000976
">
<
margin.target
id
="
marg245
"/>
Cap. 4. poſi
<
lb
/>
tiuam leui
<
lb
/>
tatem noņ
<
lb
/>
dari.</
s
>
</
p
>
<
p
type
="
margin
">
<
s
id
="
s.000977
">
<
margin.target
id
="
marg246
"/>
Gradus præ
<
lb
/>
dictæ graui
<
lb
/>
tatis menſu
<
lb
/>
ratur à vi
<
expan
abbr
="
cõtraria
">con
<
lb
/>
traria</
expan
>
, quæ
<
lb
/>
<
expan
abbr
="
depreſſionẽ
">depreſſionem</
expan
>
<
lb
/>
eius prohi
<
lb
/>
bere poteſt.</
s
>
</
p
>
<
p
type
="
margin
">
<
s
id
="
s.000978
">
<
margin.target
id
="
marg247
"/>
Hic no agi
<
lb
/>
tur de velo
<
lb
/>
citate
<
expan
abbr
="
deſcẽ-ſus
">deſcen
<
lb
/>
ſus</
expan
>
, ſed de vi
<
lb
/>
<
expan
abbr
="
cõpreſſiua
">compreſſiua</
expan
>
.</
s
>
</
p
>
<
p
type
="
main
">
<
s
id
="
s.000979
">
<
emph
type
="
center
"/>
<
emph
type
="
italics
"/>
SVPPOSITIO IX.
<
emph.end
type
="
italics
"/>
<
emph.end
type
="
center
"/>
<
lb
/>
<
arrow.to.target
n
="
marg248
"/>
</
s
>
</
p
>
<
p
type
="
margin
">
<
s
id
="
s.000980
">
<
margin.target
id
="
marg248
"/>
Vis ſursùm
<
lb
/>
<
expan
abbr
="
impellẽs
">impellens</
expan
>
quę
<
lb
/>
leuitas voca
<
lb
/>
tur augeri po
<
lb
/>
teſt extenſi
<
lb
/>
uè multipli
<
lb
/>
cato eodem
<
lb
/>
corpore le
<
lb
/>
ui.</
s
>
</
p
>
<
p
type
="
main
">
<
s
id
="
s.000981
">NOn ſecùs quando agitur de vi, & energia, quą
<
lb
/>
corpora, quæ leuia appellantur ſursùm moue
<
lb
/>
ri nituntur, quæritur non velocitas, ſed vis, quæ
<
lb
/>
ſursùm impellit, quæ leuitas appellari ſolet, & hæc
<
lb
/>
quoque duplici modo augeri poteſt, aut extenſiuè,
<
lb
/>
aut
<
expan
abbr
="
intẽſiuè
">intenſiuè</
expan
>
, ſcilicèt aut
<
expan
abbr
="
multiplicãdo
">multiplicando</
expan
>
molem
<
expan
abbr
="
eiuſdẽ
">eiuſdem</
expan
>
<
lb
/>
corporis leuis, vt ſphæra aeris palmaris octies
<
expan
abbr
="
maio-rẽ
">maio
<
lb
/>
rem</
expan
>
<
expan
abbr
="
leuitatẽ
">leuitatem</
expan
>
habebit,
<
expan
abbr
="
quã
">quam</
expan
>
ſphæra
<
expan
abbr
="
eiuſdẽ
">eiuſdem</
expan
>
aeris ſemipal
<
lb
/>
maris, propterea quod vis illa leuitatis tantumdem
<
lb
/>
multiplicatur, quantum maſſa eius corporea exten
<
lb
/>
ditur, cùm omnes partes eiuſdem aeris æquè leues
<
lb
/>
ſint, & æquè raræ, requiraturque vis contraria pro
<
lb
/>
hibens illius aſcenſum octiès maior quam in huius
<
lb
/>
aeris minori mole requiratur. </
s
>
<
s
id
="
s.000982
">Secundo modo auge</
s
>
</
p
>
<
p
type
="
main
">
<
s
id
="
s.000983
">
<
arrow.to.target
n
="
marg249
"/>
<
lb
/>
ri poteſt leuitas expandendo, & rarefaciendo
<
expan
abbr
="
ſubſtã-
">ſubſtan-</
expan
>
</
s
>
</
p
>
</
chap
>
</
body
>
</
text
>
</
archimedes
>