Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

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              <s id="s.000546">
                <pb pagenum="110" xlink:href="010/01/118.jpg"/>
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                <lb/>
              G,
                <expan abbr="tũc">tunc</expan>
              manifeſtum eſt, terminum
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                <figure id="id.010.01.118.1.jpg" xlink:href="010/01/118/1.jpg"/>
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              A eleuari ſursùm versùs Hab ex­
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              ceſſu quo vis M ſuperat faculta­
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              tem motiuam F, & è contrà op­
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              poſitus libræ terminus B depri­
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                <arrow.to.target n="marg135"/>
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              metur deorsùm versùs I ab ex­
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              ceſſu quo pondus G ſuperat vim
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              grauitatis D; & quia prædicti
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              duo impulſus differentiales con­
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              trarij ſunt, vnus quidèm ſursùm̨,
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              alter verò deorsùm,
                <expan abbr="applicãturque">applicanturque</expan>
              terminis oppoſi­
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              tis eiuſdem libræ; igitur ſe mutuo adiuuant promo­
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              uenturque, & proindè conatus, vis, atque impetus,
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              quo vniuerſa libra reuoluitur, æqualis erit aggrega­
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              to prædictarum differentiarum. </s>
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              Cap. 4. poſi­
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              tiuam leui­
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              tatem noņ
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              dari.</s>
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            <p type="margin">
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              Prop. 49.</s>
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              PROP. LI.
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            <p type="main">
              <s id="s.000550">
                <emph type="center"/>
                <emph type="italics"/>
              Vis motiua, qua ſolidum grauius ſpecie, quàm fluidum, de­
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              ſcendit, æqualis est differentiæ ponderis ſolidi ſupra
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              pondus fluidi ei æqualis mole.
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              <s id="s.000551">HIs declaratis intelligatur
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              vas RGS aqua plenum, in
                <lb/>
                <expan abbr="eoq;">eoque</expan>
              immergatur corpus aliquod
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              graue durum, ac conſiſtens DE,
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              quod grauius ſit aqua collaterali
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              F patet ex dictis prop. 9. & ex
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              Archimede, duo pondera DE, & F collocari in libra
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              quadam imaginaria, & perpetua AB in qua exceſſus </s>
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