Gravesande, Willem Jacob 's, Physices elementa mathematica, experimentis confirmata sive introductio ad philosophiam Newtonianam; Tom. 1

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          <pb o="121" file="0183" n="199" rhead="MATHEMATICA. LIB. I. CAP. XXIII."/>
          <p>
            <s xml:id="echoid-s4905" xml:space="preserve">Non hic agam de corporibus perfectè duris, talia nulla
              <lb/>
              <note position="right" xlink:label="note-0183-01" xlink:href="note-0183-01a" xml:space="preserve">479.</note>
            novimus, & </s>
            <s xml:id="echoid-s4906" xml:space="preserve">inutile foret in hiſce colliſionum leges deter-
              <lb/>
            minare, quod an ſine errore factum eſſet experimentis de-
              <lb/>
            terminari non poſſet.</s>
            <s xml:id="echoid-s4907" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4908" xml:space="preserve">Omnia autem corpora nobis nota conſtant ex partibus in-
              <lb/>
              <note position="right" xlink:label="note-0183-02" xlink:href="note-0183-02a" xml:space="preserve">480.</note>
            ter ſe cobærentibus, vi cujus effectum novimus, & </s>
            <s xml:id="echoid-s4909" xml:space="preserve">cujus
              <lb/>
            cauſa nos latet: </s>
            <s xml:id="echoid-s4910" xml:space="preserve">Sed verâ preſſione partes inter ſe cohærere,
              <lb/>
            cuicunque cauſæ hanc tribuamus, in dubium nemo voca-
              <lb/>
            bit.</s>
            <s xml:id="echoid-s4911" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4912" xml:space="preserve">Nulla datur preſſio, quæ minimâ inſitâ vi ſuperari non
              <lb/>
            poteſt ; </s>
            <s xml:id="echoid-s4913" xml:space="preserve">ergo nulla datur corporum colliſio ſine
              <note symbol="*" position="right" xlink:label="note-0183-03" xlink:href="note-0183-03a" xml:space="preserve">438.</note>
              <note position="right" xlink:label="note-0183-04" xlink:href="note-0183-04a" xml:space="preserve">481.</note>
            tium introceſſione.</s>
            <s xml:id="echoid-s4914" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4915" xml:space="preserve">De colliſione corporum in genere hoc capite agam; </s>
            <s xml:id="echoid-s4916" xml:space="preserve">ex-
              <lb/>
            plicandum ideo quid obtineat in corporibus non ebaſticis;
              <lb/>
            </s>
            <s xml:id="echoid-s4917" xml:space="preserve">
              <note position="right" xlink:label="note-0183-05" xlink:href="note-0183-05a" xml:space="preserve">482.</note>
            nam & </s>
            <s xml:id="echoid-s4918" xml:space="preserve">hoc ipſum in elaſticis locum babet, in momento in
              <lb/>
            quo corpora concurrunt, antequam partes intropreſſæ ad pri-
              <lb/>
            ſtinam figuram redeant.</s>
            <s xml:id="echoid-s4919" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4920" xml:space="preserve">Hac figuræ inſtauratione corpora elaſtica ſeſe mutuo re-
              <lb/>
              <note position="right" xlink:label="note-0183-06" xlink:href="note-0183-06a" xml:space="preserve">483.</note>
            pellunt; </s>
            <s xml:id="echoid-s4921" xml:space="preserve">idcirco poſt ictum ſeparantur. </s>
            <s xml:id="echoid-s4922" xml:space="preserve">Nulla autem talis
              <lb/>
            datur actio ſi omnielaſterio deſtituantur; </s>
            <s xml:id="echoid-s4923" xml:space="preserve">ergo poſt impactum
              <lb/>
              <note position="right" xlink:label="note-0183-07" xlink:href="note-0183-07a" xml:space="preserve">484.</note>
            directum non ſeparantur; </s>
            <s xml:id="echoid-s4924" xml:space="preserve">nam in impactione hac, directio
              <lb/>
            mutari non poteſt, & </s>
            <s xml:id="echoid-s4925" xml:space="preserve">ideo in eâdem lineâ ambo motum
              <lb/>
            contiuuant, in qua ante ictum movebantur, & </s>
            <s xml:id="echoid-s4926" xml:space="preserve">in qua a ſe
              <lb/>
            invicem non repelluntur.</s>
            <s xml:id="echoid-s4927" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4928" xml:space="preserve">Dum partes corporum intropremuntur deſtruitur vis
              <note symbol="*" position="right" xlink:label="note-0183-08" xlink:href="note-0183-08a" xml:space="preserve">436.</note>
            preſſionem qua cohærent ſuperat; </s>
            <s xml:id="echoid-s4929" xml:space="preserve">Ergo corpus in
              <note symbol="*" position="right" xlink:label="note-0183-09" xlink:href="note-0183-09a" xml:space="preserve">480.</note>
            incurrere non poteſt, aut duo in ſemutuo, ſine diminutione ſum-
              <lb/>
              <note position="right" xlink:label="note-0183-10" xlink:href="note-0183-10a" xml:space="preserve">485.</note>
            mæ virium.</s>
            <s xml:id="echoid-s4930" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s4931" xml:space="preserve">In corporibus elaſticis partes ictæ ad priſtinam re-
              <lb/>
            deunt figuram, & </s>
            <s xml:id="echoid-s4932" xml:space="preserve">redeuntes premunt in corpus, cujus
              <lb/>
            actione introceſſere, hac preſſione nova generatur vis, ſed
              <lb/>
            de hac nondum agimus, in ipſis corporibus elaſticis datur,
              <lb/>
              <note position="right" xlink:label="note-0183-11" xlink:href="note-0183-11a" xml:space="preserve">486.</note>
            ante figuram inſtauratam, diminutio virium, de qua bic
              <lb/>
            agimus.</s>
            <s xml:id="echoid-s4933" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s4934" xml:space="preserve">Quando corpus, nonictu alius corporis, ſed preſſione movetur,
              <lb/>
              <note position="right" xlink:label="note-0183-12" xlink:href="note-0183-12a" xml:space="preserve">487.</note>
            ſi hæc minor ſit illa quapartes cobærent, ſine partium introceſſio-
              <lb/>
            ne corporimotus communicatur.</s>
            <s xml:id="echoid-s4935" xml:space="preserve"/>
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