Gassendi, Pierre, De proportione qua gravia decidentia accelerantur, 1646

List of thumbnails

< >
231
231 		232
232
233
233 		234
234
235
235 		236
236
237
237 		238
238
239
239 		240
240
< >
page |< < of 360 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.001494">
                <pb pagenum="192" xlink:href="028/01/232.jpg"/>
                <emph type="italics"/>
              per totum ſpatium decurrendum, non autem per parteis eius
                <lb/>
              aliquas inquiratur. </s>
              <s id="s.001495">Nam, inquis,
                <emph.end type="italics"/>
              qua ratione biſecuiſti par­
                <lb/>
              tem AD, in S, biſecare etiam potuiſti partem AS, ac ſu­
                <lb/>
              periores ſimilieer cæteras.
                <emph type="italics"/>
              Potui certè, ſed ſtandum tandem
                <lb/>
              fuit alicubi, cùm diuiſio infinita eſſe non potuerit. </s>
              <s id="s.001496">Quid ni igitur
                <lb/>
              iam primùm, in ea parte conſiſtamus, ex qua totius motus ac­
                <lb/>
              celerati ratio perfectè intelligatur? </s>
              <s id="s.001497">Sed ne putes tamen, ſi
                <lb/>
              pars ſuperior
                <emph.end type="italics"/>
              AS
                <emph type="italics"/>
              mente, & cogitatione diuiſibilis intelligatur
                <lb/>
              infinitas in parteis, conſequens proptereà eſſe, vt per illas par­
                <lb/>
              teis omneis mente confictas acceleratio varietur: motus enim,
                <lb/>
              eiuſque acceleratio effectus Phyſicus est, qui proptereà (vt in
                <lb/>
              cæteris rebus Phyſicis accidit) per parteis ſenſibileis, eaſque
                <lb/>
              pro ratione ponderis, & reſiſtentiæ medij, maiores, aut mino­
                <lb/>
              res metiendus videatur. </s>
              <s id="s.001498">Accedit, quòd tecum, & cum
                <emph.end type="italics"/>
              G
                <emph type="italics"/>
              a­
                <lb/>
              lileo non ſentio corpus graue deſcendens ſtatim à quiete, atque
                <lb/>
              in omnibus, ac ſingulis indiuiſibilibus momentis accelerare
                <lb/>
              motum.
                <emph.end type="italics"/>
              C
                <emph type="italics"/>
              uius rei cauſſa eſt, quòd acceleratio omnis à ſolo
                <lb/>
              medio eſt; vnde deſcenſus in vacuo ſui ſemper ſimilis, atque
                <lb/>
              vniformis exſiſteret: ſicut tunc quoque tota cauſſa deſcenſus,
                <lb/>
              nempe grauitas, ſemper eadem, ac ſui ſimilis perſeueraret.
                <lb/>
              </s>
              <s id="s.001499">Igitur, cùm graue quodcumque per aërem, aut aliud medium
                <lb/>
              deſcendit, talis deſcenſus à ſolagrauitate inchoatur, etiam me­
                <lb/>
              dio plus, aut minùs reſiſtente, prout ipſum grauius, aut leuius
                <lb/>
              eſt, & faciliùs, aut difficiliùs diuiditur: nec priùs acceleratur
                <lb/>
              motus deſcendentis corporis, quàm à medij accurrentis, ſéque
                <lb/>
              à tergo claudentis motu, eóque iam notabili, medii reſiſtentia
                <lb/>
              ſupereretur, & grauitatis niſus, natiuaque velocitas Phyſicè
                <lb/>
              augeatur: ad quod ſine dubio requiritur pars temporis, ac spa­
                <lb/>
              tii non Mathematicè minima, ſed Phyſicè notabilis, quæ cùm
                <lb/>
              pro grauium diuerſitate, & varia reſiſtentia mediorum modò.
                <emph.end type="italics"/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum