Descartes, René
,
Renati Des-Cartes principia philosophiae
Text
Text Image
Image
XML
Thumbnail overview
Document information
None
Concordance
Figures
Thumbnails
Page concordance
<
1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 330
331 - 334
>
Scan
Original
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
<
1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 330
331 - 334
>
page
|<
<
of 334
>
>|
<
archimedes
>
<
text
>
<
body
>
<
chap
>
<
p
type
="
main
">
<
s
>
<
pb
pagenum
="
297
"/>
ae
<
gap
/>
rem reflexae. </
s
>
<
s
>Eadem pars R, ſi jacet ſupra aequato
<
lb
/>
rem magnetis, & reſpiciat ejus polum Borealem, ut
<
lb
/>
in C, fiet rurſus polus Auſtralis ferri; ſed ſi invertatur
<
lb
/>
&sreſpiciat polum Auſtralem, ut in D, tunc amittet
<
lb
/>
<
arrow.to.target
n
="
marg1889
"/>
vim poli Auſtralis, & fiet polus Borealis. </
s
>
<
s
>Denique, ſi
<
lb
/>
S pars media iſtius ferri tangat polum magnetis A,
<
lb
/>
particulae ſtriate Boreales, illud ingreſſae per S, utrim
<
lb
/>
que egredientur per R & T; ſicque in utrâque extremi
<
lb
/>
tate recipiet vim poli Auſtralis, & in medio vim poli
<
lb
/>
<
arrow.to.target
n
="
marg1890
"/>
Borealis. </
s
>
</
p
>
<
p
type
="
margin
">
<
s
>
<
margin.target
id
="
marg1887
"/>
CLIX.
<
lb
/>
Cur ferrum pro variis
<
lb
/>
modis, quibus ma
<
lb
/>
gneti admoyetur, ip
<
lb
/>
ſam diverſimodè reci
<
lb
/>
piat b. </
s
>
</
p
>
<
p
type
="
margin
">
<
s
>
<
margin.target
id
="
marg1888
"/>
25</
s
>
</
p
>
<
p
type
="
margin
">
<
s
>
<
margin.target
id
="
marg1889
"/>
5</
s
>
</
p
>
<
p
type
="
margin
">
<
s
>
<
margin.target
id
="
marg1890
"/>
10</
s
>
</
p
>
<
figure
id
="
fig86
"
number
="
90
"/>
<
p
type
="
main
">
<
s
>
<
arrow.to.target
n
="
marg1891
"/>
<
lb
/>
Quaeri tantùm poteſt, cur iſtae particulae ſtriatae, ex
<
lb
/>
magnetis polo A ferri partem S ingredientes, non
<
lb
/>
rectà pergant verſus E, ſed potiùs hinc inde reflectan
<
lb
/>
tur verſus R & T; ſicque hoc ferrum ſecundùm ſuam
<
lb
/>
<
arrow.to.target
n
="
marg1892
"/>
longitudinem, potiùs quàm ſecundùm latitudinem,
<
lb
/>
vim magneticam recipiat. </
s
>
<
s
>Sed facilis reſponſio eſt,
<
lb
/>
quia multò magis apertas & facilèes vias inveniunt
<
lb
/>
in ferro, quàm in ae
<
gap
/>
re, à quo idcirco verſus ferrum
<
lb
/>
reflectuntur. </
s
>
</
p
>
<
p
type
="
margin
">
<
s
>
<
margin.target
id
="
marg1891
"/>
CLX.
<
lb
/>
Cur ferrum oblongum
<
lb
/>
eam non recipiat, niſi
<
lb
/>
ſecundùm ſuam lon
<
lb
/>
gitudinem a. </
s
>
</
p
>
<
p
type
="
margin
">
<
s
>
<
margin.target
id
="
marg1892
"/>
15</
s
>
</
p
>
<
p
type
="
main
">
<
s
>
<
arrow.to.target
n
="
marg1893
"/>
<
lb
/>
<
arrow.to.target
n
="
marg1894
"/>
Facilis etiam reſponſio eſt, ſi quaeratur cur magnes
<
lb
/>
nihil amittat de ſuâ vi, cùm eam ferro communicat. </
s
>
<
s
>
<
lb
/>
Nulla enim in magnete mutatio fit, propterea quòd
<
lb
/>
particulae ſtriatae, ex eo egredientes, ferrum potiùs
<
lb
/>
quàm quòdvis aliud corpus ingrediuntur: niſi forſan
<
lb
/>
<
arrow.to.target
n
="
marg1895
"/>
quòd, liberiùs per ſerrum quàm per alia corpora
<
lb
/>
tranſeundo, copioſiùs etiam ex magnete, cùm ferrum
<
lb
/>
ei adjunctum eſt, egrediantur; quo tantum abeſt, ut
<
lb
/>
ejus vis minuatur, quin potiùs augetur. </
s
>
</
p
>
</
chap
>
</
body
>
</
text
>
</
archimedes
>