Gravesande, Willem Jacob 's, Physices elementa mathematica, experimentis confirmata sive introductio ad philosophiam Newtonianam; Tom. 1
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            <s xml:id="echoid-s5536" xml:space="preserve">Quieſcat hoc, quamvis. </s>
            <s xml:id="echoid-s5537" xml:space="preserve">demonſtratio etiam corpori moto
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            applicari poſſit; </s>
            <s xml:id="echoid-s5538" xml:space="preserve">concipiamus ulterius duo corpora P, P;
              <lb/>
            </s>
            <s xml:id="echoid-s5539" xml:space="preserve">duo concipimus ut actio in corpus Q ſit directa; </s>
            <s xml:id="echoid-s5540" xml:space="preserve">moveantur
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            hæc, velocitatibus æqualibus, directionibus parallelis inter ſe,
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            & </s>
            <s xml:id="echoid-s5541" xml:space="preserve">axi corporis Q, moveantur etiam, ut ad Q perveniant ita, ut
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            corporis Q ſuperſicies tangat corpora P, P, in punctis in
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            quibus hæc ipſa ſuperſicies parallela eſt ipſi directioni mo-
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            tus; </s>
            <s xml:id="echoid-s5542" xml:space="preserve">Corpora ergo P, P, in corpus Q nullam exerunt acti-
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            onem, ubiad hoc perveniunt. </s>
            <s xml:id="echoid-s5543" xml:space="preserve">Dum motum continuant jux-
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            ta ſuperſicies excavatas ad, ab, in corpus Q premunt,
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            quod cum non retineatur cedit & </s>
            <s xml:id="echoid-s5544" xml:space="preserve">dum preſſio
              <note symbol="*" position="left" xlink:label="note-0206-01" xlink:href="note-0206-01a" xml:space="preserve"> 433.</note>
            tur acceleratur Q: </s>
            <s xml:id="echoid-s5545" xml:space="preserve">donec corpora P, P, hoc deſerant,
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            quod ſemper fiet antequam corpora P, P, puncta b & </s>
            <s xml:id="echoid-s5546" xml:space="preserve">d per-
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            veniant.</s>
            <s xml:id="echoid-s5547" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5548" xml:space="preserve">Hæc preſſio nullum exſerit effectum præter mo-
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            tum quem corpori Q communicat; </s>
            <s xml:id="echoid-s5549" xml:space="preserve">ideoque corpora P, P,
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            ex viribus tantum amittunt, quantum acquirit corpus Q .</s>
            <s xml:id="echoid-s5550" xml:space="preserve">
              <note symbol="*" position="left" xlink:label="note-0206-02" xlink:href="note-0206-02a" xml:space="preserve">458.</note>
            In hiſce attritum ſeponimus qui ſine quadam partium intro-
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            ceſſione dari non poteſt; </s>
            <s xml:id="echoid-s5551" xml:space="preserve">ideoque ſine virium deſtructione.
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            </s>
            <s xml:id="echoid-s5552" xml:space="preserve">In ſcholio autem 3°. </s>
            <s xml:id="echoid-s5553" xml:space="preserve">Cap, 28. </s>
            <s xml:id="echoid-s5554" xml:space="preserve">ipſos motus poſt concurſum
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            determinamus.</s>
            <s xml:id="echoid-s5555" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s5556" xml:space="preserve">Si corpus ut P ſimili actione premat in obſtaculum, quod
              <lb/>
              <note position="left" xlink:label="note-0206-03" xlink:href="note-0206-03a" xml:space="preserve">522.</note>
            hac preſſione non movetur, & </s>
            <s xml:id="echoid-s5557" xml:space="preserve">cujus partes ſatis arctè co-
              <lb/>
              <note position="left" xlink:label="note-0206-04" xlink:href="note-0206-04a" xml:space="preserve">
                <emph style="sc">TAB. XIX.</emph>
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              fig. 9.</note>
            hæreant, ut huic actioni non cedant, corpus ex vi ſua non
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            amittet; </s>
            <s xml:id="echoid-s5558" xml:space="preserve">in hoc caſu corporis preſſio in obſtaculum reſi-
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            ſtentiâ obſtaculi, quidem deſtruitur, ſed cum nul-
              <lb/>
            la detur partium introceſſio, neque vis communicata, nul-
              <lb/>
            lam etiam corpus P vim amittit; </s>
            <s xml:id="echoid-s5559" xml:space="preserve">ſic corpus quod ſuper
              <lb/>
            plano inclinato deſcendit eodem modo acceleratur ac cor-
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            pus quod libere cadit ſi ad eandem profunditatem ambo
              <lb/>
              <note symbol="*" position="left" xlink:label="note-0206-05" xlink:href="note-0206-05a" xml:space="preserve">271.</note>
            deſcendant ; </s>
            <s xml:id="echoid-s5560" xml:space="preserve">licet illud in planum premat. </s>
            <s xml:id="echoid-s5561" xml:space="preserve">In hiſce occa- ſionibus, illud quod obſtaculum in loco retinet corporis a-
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            ctionem deſtruit & </s>
            <s xml:id="echoid-s5562" xml:space="preserve">corpori vim communicat æqualem illi
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            quam actione ſua corpus amittit, quare ipſa corporis vis
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            non mutatur.</s>
            <s xml:id="echoid-s5563" xml:space="preserve"/>
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