Descartes, René, Renati Des-Cartes principia philosophiae

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              quàm verſus alteram, & ideò, niſi quid aliud accedat,
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              manet immotum. </s>
              <s>Cujuſcunque enim figurae ipſum
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              eſſe ſupponamus, ſemper accurat à totidem particu­
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              lis fluidi ex unâ parte pelletur quàm ex alterâ; modò
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                <arrow.to.target n="marg533"/>
              ne fluidum ipſum in ullam partem magis feratur
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              quàm in reliquas. </s>
              <s>Et ſupponere debemus B omni ex
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              parte à fluido D ſ circumdari; atque ſi fortè non tanta
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              ſit iſtius fluidi quantitas in F quàm in D, nihil refert:
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              quia non agit in B ſe toto, ſed duntaxat iis ſuis parti
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                <arrow.to.target n="marg534"/>
              bus quae ſuperficiem ejus attingunt. </s>
              <s>Hactenus verò
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              ſpectavimus B ut immotum; jam ſi ponamus ipſum
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              ab aliquâ vi, aliunde adveniente, impelli verſus C,
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              haec vis (quantumvis exigua) ſufficiet, non quidem ad
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              ipſum ſe ſolâ movendum, ſed ad concurrendum cum
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                <arrow.to.target n="marg535"/>
              particulis corporis fluidi FD, ipſaſque determinandas
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              ad illud etiam pellendum verſus C, eique partem ſui
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              motûs communicandam a. </s>
            </p>
            <p type="margin">
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                <margin.target id="marg525"/>
              LVI.
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              Fluidorum particulas
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              aequali vi verſus om­
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              nes partes moveri. </s>
              <s>Et
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              corpus durum in flui­
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              do exiſtens, à mini­
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              mâ vi poſſe determi­
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              nari ad motum. </s>
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              20</s>
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              25</s>
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              5</s>
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              10</s>
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              15</s>
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              20</s>
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            <p type="margin">
              <s>
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              25</s>
            </p>
            <p type="margin">
              <s>
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              5</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg534"/>
              10</s>
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            <p type="margin">
              <s>
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              15</s>
            </p>
            <figure id="fig5" number="5"/>
            <p type="main">
              <s>
                <arrow.to.target n="marg536"/>
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              Quod ut clariús intelligatur, fingamus primò, cor­
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              pus durum B nondum eſſe in fluido FD, ſed hujus fluidi
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                <arrow.to.target n="marg537"/>
              particulas aeioa, diſpoſitas in modum annuli, moveri
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              circulariter ſecund`m ordinem notatum aei; aliaſque
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              ouyao moveri eodem modo ſecundùm ordinem nota­
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              rum o u y. </s>
              <s>Ut enim corpus aliquod ſit fluidum, debent
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              ejus particulae moveri pluribus modis, ut jam dictum
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                <arrow.to.target n="marg538"/>
              eſt b. </s>
              <s>Quieſcat deinde corpus durum B in hoc fluido FD
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              inter a & o: quid fiet? Nempe particulae aeio impe­
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              dientur ab ipſo, ne poſſint tranſire ab o verſus a, ut
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              abſolvant circulum ſui motûs; itemque particulae ouya
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              impedientur ne pergant ab a verſus o; ac venientes ab </s>
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          </chap>
        </body>
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