Casati, Paolo, Terra machinis mota : dissertationes geometricae, mechanicae physicae hydrostaticae

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        <body>
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            <p type="main">
              <s>
                <pb xlink:href="018/01/162.jpg" pagenum="148"/>
                <arrow.to.target n="note71"/>
                <lb/>
              ponderibus intrà
                <expan abbr="aquã">aquam</expan>
              ,
                <expan abbr="quãdo">quando</expan>
              eſt
                <expan abbr="plenũ">plenum</expan>
              aquâ,
                <lb/>
              ac quando eſt plenum aëre, rectè infertur ho.
                <lb/>
              </s>
              <s>
                <expan abbr="rũ">rum</expan>
              ponderum
                <expan abbr="differentiã">differentiam</expan>
              eſſe æqualem pon­
                <lb/>
              deri aquæ implentis locum
                <expan abbr="aẽris">aeris</expan>
              , ſi illa pon­
                <lb/>
              deretur in aëre: ſic ex differentiâ ponderum
                <lb/>
              Æolipilæ intrà aërem communem conſtitu­
                <lb/>
              tæ, quando plena eſt aëre communi, ac
                <lb/>
              quando plena eſt aëre ignito, ex hac, inquam,
                <lb/>
              differentiâ rectè illata videtur grauitas aëris
                <lb/>
              communis Æolipilam implentis, ſi aër iſte
                <lb/>
              ponderaretur in aëre ignito tanquam in me
                <gap/>
                <lb/>
              dio. </s>
              <s>Cum autem differentia huiuſmodi ſit
                <lb/>
              granorum quatuor, pondus aëris communis
                <lb/>
              æolipilam implentis eſt gran. 4. non quidem
                <lb/>
              abſolutè, ſed tantùm in medio leuitatis eiuſ­
                <lb/>
              dem ac raritatis, quam habebat aër Æolipi­
                <lb/>
                <emph type="italics"/>
              l
                <emph.end type="italics"/>
              æ candentis: ſicuti etiam aqua vas A R im­
                <lb/>
              plens, de quo dicebam, non habet graui­
                <lb/>
              tatem lib. (68 52/71) in quocunque medio, ſed tan­
                <lb/>
              tùm in aëre leuitatis ac raritatis eiuſdem cum
                <lb/>
              aëre, qui vaſis capacitatem implebat. </s>
              <s>Qua­
                <lb/>
              re non ego facilè dixerim quatuor illa grana
                <lb/>
              fuiſſe pondus aëris primùm eiecti, qui iterùm
                <lb/>
              receptus fuit; ille enim aër nullum habebat
                <lb/>
              pondus in aëre communi; & ſi pondus ha­
                <lb/>
              beat in aëre ignito, tota illa grauitas non
                <lb/>
              pertinet ad ſolum aërem, qui recipitur, ſed
                <lb/>
              ad illum, qui totam Æolipilam implet. </s>
              <s>Si­</s>
            </p>
          </chap>
        </body>
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    </archimedes>
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