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

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              <s>
                <pb xlink:href="018/01/123.jpg" pagenum="109"/>
              pendiculo opticus radius conſtituit, nun­
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              quam minimè dubiâ obſeruatione inueſtiga­
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              ri poſſe. </s>
              <s>Nam vltimum visûs terminum ſi
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              in terrâ ſpectes, quamuis planiſſima facies
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              videatur, quî fiat, vt nullus pateat dubita­
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              tioni locus, an molli inclinatione indè per
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              longa terrarum ſpatia in mare deſcendatur? </s>
              <s>
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              ac proinde linea illa ab oculo exiens non cir­
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              culum in ſphæricâ ſuperficie contingeret, vt
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              exigitur. </s>
              <s>Si verò in immenſum æquor vi­
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              ſus excurrat, etſi ſopitis fructibus otia agat,
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              nulloque æſtu intumeſcat, quis neſciat At­
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              moſphæram vaporibus non adeò paucis te­
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              nuibuſue ſcatere, vt nulla refractionis, qua
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              Oceani partes infra horizontem depreſſæ
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                <expan abbr="ẽmergant">emmergant</expan>
              , ſuſpicio ſuboriri poſſit? </s>
            </p>
            <p type="main">
              <s>
                <emph type="italics"/>
              Guld.
                <emph.end type="italics"/>
              Hæc quidem non ea eſſe videntur,
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              quæ telluris ſemidiametro his methodis in­
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              uentæ officere poſſint: Si enim aliâ atque
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              aliâ methodo inueſtigetur, nec valdè inſi­
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              gni diſcrimine differant, quæ inueniuntur,
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              medium Arithmeticum inter extrema in­
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              uenta dabit quantitatem quæſitam ſemidia­
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              metro terræ tribuendam. </s>
              <s>Tellus quippę
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              toreuma non eſt vndequaque expolitum; ſed
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              cum eius partes à centro diſparibus interual­
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              lis abſint, ita tamen vt proximè ſphæram̨
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              æmuletur, facis eſt ſi mediocris à centro di-</s>
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        </body>
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