Archimedes, Archimedis De iis qvae vehvntvr in aqva libri dvo

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            tius figuræ inſcriptæ centrum grauitatis eſt in linea r e:
              <lb/>
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            <s xml:id="echoid-s3789" xml:space="preserve">quod ſit τ: </s>
            <s xml:id="echoid-s3790" xml:space="preserve">iũ-
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              <figure xlink:label="fig-0150-01" xlink:href="fig-0150-01a" number="103">
                <image file="0150-01" xlink:href="http://echo.mpiwg-berlin.mpg.de/zogilib?fn=/permanent/library/4E7V2WGH/figures/0150-01"/>
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            ctaque τ f, & </s>
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              <lb/>
            producta, à
              <lb/>
            puncto h du-
              <lb/>
            catur linea a-
              <lb/>
            xi pyramidis
              <lb/>
            æquidiſtans,
              <lb/>
            quæ cũ linea
              <lb/>
            τ f conueniat
              <lb/>
            in φ. </s>
            <s xml:id="echoid-s3792" xml:space="preserve">habebit
              <lb/>
            φ τ ad τ f ean-
              <lb/>
            dem propor-
              <lb/>
            tionem, quã
              <lb/>
            h e ad e g.
              <lb/>
            </s>
            <s xml:id="echoid-s3793" xml:space="preserve">Quoniam igi
              <lb/>
            tur exceſſus,
              <lb/>
            quo circũſcri
              <lb/>
            pta figura in-
              <lb/>
            ſcriptam ſupe
              <lb/>
            rat, minor eſt
              <lb/>
            ſolido
              <emph style="sc">K</emph>
            ; </s>
            <s xml:id="echoid-s3794" xml:space="preserve">py-
              <lb/>
            ramis ad eun-
              <lb/>
            dẽ exceſsũ ma
              <lb/>
            ioré propor-
              <lb/>
            tionȩ habet,
              <lb/>
            quàm ad _K_ ſo
              <lb/>
            lidum: </s>
            <s xml:id="echoid-s3795" xml:space="preserve">uideli
              <lb/>
            cet maiorem,
              <lb/>
            quàm linea h
              <lb/>
            e ad e g; </s>
            <s xml:id="echoid-s3796" xml:space="preserve">hoc
              <lb/>
            eſt quam φ τ
              <lb/>
            ad τ f: </s>
            <s xml:id="echoid-s3797" xml:space="preserve">& </s>
            <s xml:id="echoid-s3798" xml:space="preserve">propterea multo maiorem habet ad partem ex-
              <lb/>
            ceſſus, quæ intra pyramidem comprehenditur. </s>
            <s xml:id="echoid-s3799" xml:space="preserve">Itaque </s>
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