Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

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            <s xml:id="echoid-s3310" xml:space="preserve">SIT cylindrus, uel cylindri po rtio a c: </s>
            <s xml:id="echoid-s3311" xml:space="preserve">& </s>
            <s xml:id="echoid-s3312" xml:space="preserve">plano per a-
              <lb/>
            xem ducto ſecetur; </s>
            <s xml:id="echoid-s3313" xml:space="preserve">cuius ſectio ſit parallelogrammum a b
              <lb/>
            c d: </s>
            <s xml:id="echoid-s3314" xml:space="preserve">& </s>
            <s xml:id="echoid-s3315" xml:space="preserve">bifariam diuiſis a d, b c parallelogrammi lateribus,
              <lb/>
            per diuiſionum puncta e f planum baſi æquidiſtans duca-
              <lb/>
            tur; </s>
            <s xml:id="echoid-s3316" xml:space="preserve">quod faciet ſectionem, in cy lindro quidem circulum
              <lb/>
            æqualem iis, qui ſunt in baſibus, ut demonſtrauit Serenus
              <lb/>
            in libro cylindricorum, propoſitione quinta: </s>
            <s xml:id="echoid-s3317" xml:space="preserve">in cylindri
              <lb/>
            uero portione ellipſim æqualem, & </s>
            <s xml:id="echoid-s3318" xml:space="preserve">ſimilem eis, quæ ſunt
              <lb/>
            in oppoſitis planis, quod nos
              <lb/>
              <figure xlink:label="fig-0130-01" xlink:href="fig-0130-01a" number="86">
                <image file="0130-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/4E7V2WGH/figures/0130-01"/>
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            demonſtrauimus in commen
              <lb/>
            tariis in librum Archimedis
              <lb/>
            de conoidibus, & </s>
            <s xml:id="echoid-s3319" xml:space="preserve">ſphæroidi-
              <lb/>
            bus. </s>
            <s xml:id="echoid-s3320" xml:space="preserve">Dico centrum grauita-
              <lb/>
            tis cylindri, uel cylindri por-
              <lb/>
            tionis eſſe in plano e f. </s>
            <s xml:id="echoid-s3321" xml:space="preserve">Si enĩ
              <lb/>
            fieri poteſt, fit centrum g: </s>
            <s xml:id="echoid-s3322" xml:space="preserve">& </s>
            <s xml:id="echoid-s3323" xml:space="preserve">
              <lb/>
            ducatur g h ipſi a d æquidi-
              <lb/>
            ſtans, uſque ad e f planum.
              <lb/>
            </s>
            <s xml:id="echoid-s3324" xml:space="preserve">Itaque linea a e continenter
              <lb/>
            diuiſa bifariam, erit tandem
              <lb/>
            pars aliqua ipſius k e, minor
              <lb/>
            g h. </s>
            <s xml:id="echoid-s3325" xml:space="preserve">Diuidantur ergo lineæ
              <lb/>
            a e, e d in partes æquales ipſi
              <lb/>
            k e: </s>
            <s xml:id="echoid-s3326" xml:space="preserve">& </s>
            <s xml:id="echoid-s3327" xml:space="preserve">per diuiſiones plana ba
              <lb/>
            ſibus æquidiſtantia ducãtur. </s>
            <s xml:id="echoid-s3328" xml:space="preserve">
              <lb/>
            erunt iam ſectiones, figuræ æ-
              <lb/>
            quales, & </s>
            <s xml:id="echoid-s3329" xml:space="preserve">ſimiles eis, quæ ſunt
              <lb/>
            in baſibus: </s>
            <s xml:id="echoid-s3330" xml:space="preserve">atque erit cylindrus in cylindros diuiſus: </s>
            <s xml:id="echoid-s3331" xml:space="preserve">& </s>
            <s xml:id="echoid-s3332" xml:space="preserve">cy
              <lb/>
            lindri portio in portiones æquales, & </s>
            <s xml:id="echoid-s3333" xml:space="preserve">ſimiles ipſi k f. </s>
            <s xml:id="echoid-s3334" xml:space="preserve">reli-
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            qua ſimiliter, ut ſuperius in priſmate concludentur.</s>
            <s xml:id="echoid-s3335" xml:space="preserve"/>
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