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

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            <p type="main">
              <s id="s.000921">
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              vniformis acceleratio exprimatur:
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              non video quorsùm
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              reſpexeris; cùm videam heic agi de motu, cuius vni­
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              formis ſit acceleratio. </s>
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            <p type="main">
              <s id="s.000922">
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              Sed ex his porrò etiam vides, quàm non rectè vulgatam
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              accelerati motus definitionem inde numero
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              VIII.
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              reprehen­
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              das, quòd ea ratione concepta ſit, qua vniformis acceleratio
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              non exprimatur. </s>
              <s id="s.000923">Modò enim vtdisti puncto
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              A
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              pro initio
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              ſpatij conſtituto, cuius partes æquales æqualibus ſegmentis
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              EG, GI, IL
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              deſignentur, non tantum recti vniformem
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              quampiam, ſed eandem planè velocitatis accelerationem ha­
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              beri: vt iam ampliùs inquirere tibi non liceat, quomodo ex
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              vulgata motus accelerati definitione, qua
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              is dicitur, qui
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              æqualibus ſpatijs æqualia velocitatis augmenta acqui­
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              rat,
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              motum concipere liceat æquabiliter acceleratum. </s>
              <s id="s.000924">Iam
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              enim habes concipi prorſus eodem modo, quo tu illum con-
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                <figure id="id.028.01.148.1.jpg" xlink:href="028/01/148/1.jpg" number="28"/>
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                <emph type="italics"/>
              cipis, atque exprimis ex data
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              G
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              lilei definitione. </s>
              <s id="s.000925">Nam quòd eodem
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              numero
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              VIII.
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              deſcripto nouo trian­
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              gulo
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              APB
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              accelerationis augmen­
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              tum minoribus triangulis inter pa­
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              rallelas
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              CL, DM, EO,
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              &c.
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              </s>
              <s id="s.000926">conſtitutis metiendum putas, non
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              rectè id facis. </s>
              <s id="s.000927">Vt enim velocitas
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              acquiſita per ſpatium
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              AC
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              deſigna­
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              tur per lineam
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              CL,
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              velocitas ac­
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              quiſita in
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              D,
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              exprimitur linea
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                <lb/>
              DN:
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              & velocitas acquiſita in
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              E,
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                <emph type="italics"/>
              repræſentatur linea
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              EQ,
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              & ita
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              de cæteris. </s>
              <s id="s.000928">Cur enim celeritatis
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              augmenta hoc loco triangulis, in ſuperiore autem figura
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              </s>
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