Zanotti, Francesco Maria, Della forza de' corpi che chiamano viva libri tre, 1752

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            <s xml:id="echoid-s2844" xml:space="preserve">
              <pb o="200" file="0224" n="224" rhead="DELLA FORZA DE’ CORPI"/>
            mi ſpiego forſe abbaſtanza, diſse il Signor Mar-
              <lb/>
            cheſe. </s>
            <s xml:id="echoid-s2845" xml:space="preserve">Ma la legge della continuità certamente ri-
              <lb/>
            chiede, che l’ azione della forza viva o non ſia
              <lb/>
            nulla nell’ ultima contuſione, o ſe è nulla nell’ ul-
              <lb/>
            tima, abbia cominciato a ſminuirſi nelle antece-
              <lb/>
            denti. </s>
            <s xml:id="echoid-s2846" xml:space="preserve">Noi torniamo, riſpoſi, a quello ſteſso; </s>
            <s xml:id="echoid-s2847" xml:space="preserve">per-
              <lb/>
            chè ſe la legge della continuità richiede o l’ una
              <lb/>
            o l’ altra delle due coſe, mancando l’ una, richie-
              <lb/>
            derà l’ altra; </s>
            <s xml:id="echoid-s2848" xml:space="preserve">e però mancando lo ſminuimento
              <lb/>
            dell’ azione nelle contuſioni antecedenti, richie-
              <lb/>
            derà, che l’ azione non debba eſser nulla nell’ al.
              <lb/>
            </s>
            <s xml:id="echoid-s2849" xml:space="preserve">tima; </s>
            <s xml:id="echoid-s2850" xml:space="preserve">e così vi ricondurrà a quella ſteſſa fallacia: </s>
            <s xml:id="echoid-s2851" xml:space="preserve">
              <lb/>
            la forza viva agiſce dove ſi fa contuſione, dun-
              <lb/>
            que anche dove non ſi fa. </s>
            <s xml:id="echoid-s2852" xml:space="preserve">Dunque, diſſe il Si-
              <lb/>
            gnor Marcheſe, ſe io avrò una certa quantità o
              <lb/>
            forma coſtante, la qual tenga dietro a tutti gli
              <lb/>
            altri termini di una qualche ſerie, accompagnan-
              <lb/>
            doſi con ciaſcuno, io non potrò argomentar per
              <lb/>
            queſto, che debba la ſteſſa accompagnarſi ancor
              <lb/>
            con l’ ultimo. </s>
            <s xml:id="echoid-s2853" xml:space="preserve">Voi sì potrete, riſpoſi; </s>
            <s xml:id="echoid-s2854" xml:space="preserve">e ſe l’ ar-
              <lb/>
            gomentar voſtro non ſarà evidente, ſarà tut-
              <lb/>
            tavia molto probabile. </s>
            <s xml:id="echoid-s2855" xml:space="preserve">Ma nol potrò già io, diſ-
              <lb/>
            ſe il Signor Marcheſe, nel caſo noſtro. </s>
            <s xml:id="echoid-s2856" xml:space="preserve">Perchè? </s>
            <s xml:id="echoid-s2857" xml:space="preserve">
              <lb/>
            riſpoſi. </s>
            <s xml:id="echoid-s2858" xml:space="preserve">Et egli: </s>
            <s xml:id="echoid-s2859" xml:space="preserve">perchè avendo noi propoſta una
              <lb/>
            ſerie di contuſioni, voi volete, che in tutte le al-
              <lb/>
            tre contuſioni ſi adopri la medeſima azione della
              <lb/>
            forza viva; </s>
            <s xml:id="echoid-s2860" xml:space="preserve">ma non nell’ ultima. </s>
            <s xml:id="echoid-s2861" xml:space="preserve">Quale è, diſſi,
              <lb/>
            queſt’ ultima? </s>
            <s xml:id="echoid-s2862" xml:space="preserve">Queſt’ ultima, riſpoſe il Signor
              <lb/>
            Marcheſe, è la contuſion nulla, che ſi fa ne cor-
              <lb/>
            pi duriſſimi, nell’ incontro de’ quali voi </s>
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