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

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              <s id="s.000219">
                <pb pagenum="48" xlink:href="010/01/056.jpg"/>
                <arrow.to.target n="marg50"/>
                <lb/>
              aquæ AI pondus duplum ſit ponderis infimæ aquæ
                <lb/>
              HD, non hìnc tamen inferri licet ſubiectam aquam
                <lb/>
              HD in tali ſitu vnicam libram tantummodò pendere
                <lb/>
              exiſtente ſupremo pondere AI duarum librarum, ſed
                <lb/>
              neceſsè eſt vt aqua HD comprimat vaſis fundum BD
                <lb/>
              niſu, ac vi non vnius libræ, ſed æquali ei, quæ effi­
                <lb/>
              citur à pondere trium librarum, & ratio eſt quia ip­
                <lb/>
              ſa aqua HD nedùm impellitur deorſum à vi propriæ
                <lb/>
              grauitatis vnius libræ, ſed inſuper grauatur compri­
                <lb/>
              miturque ab incumbente pondere aquæ AI, quæ
                <expan abbr="cõ-preſſio">com­
                  <lb/>
                preſſio</expan>
              ſuperaddit aquę HD vim æqualem ei, quæ à
                <lb/>
              duabus libris effici poteſt; nec profectò nouum eſt ſi­
                <lb/>
              quis centum laminas ferreas, vel lapideas, æquè
                <expan abbr="põ-derantes">pon­
                  <lb/>
                derantes</expan>
              , ſcilicet ſingulas vnius libræ vnam ſuper al­
                <lb/>
              teram imponat, quod inſima lamina non tantummo­
                <lb/>
              dò ſuo pondere comprimet planum ſubiectum, ſcili­
                <lb/>
              cèt non efficiet vim æqualem centeſimæ parti totius
                <lb/>
              prædicti aggregati, ſed compreſſio infimę laminæ ef­
                <lb/>
              ficiet vim centuplo maiorem ſcilicèt impellet ſubie­
                <lb/>
              ctum planum vi æquali centum libris, & tunc
                <expan abbr="ſolũ-modò">ſolum­
                  <lb/>
                modò</expan>
              inſima lamina partem centeſimam totius ag­
                <lb/>
              gregati ponderabit, quando illa in vna lance, reli­
                <lb/>
              quæ verò 100. in oppoſita lance eiuſdem libræ ra­
                <lb/>
              diorum æqualium ſuſpenderentur; ſic paritèr ſi aqua
                <lb/>
              HD ſupra planum ſubiectum ſiuè ſolidum, ſiuè flui­
                <lb/>
              dum collocaretur iuxtà portionem aquæ AI, it aut ſe­
                <lb/>
              ſe contingerent lateraliter, atque
                <expan abbr="earũ">earum</expan>
              baſes æqua­
                <lb/>
              les in eodem plano horizontali collocarentur, tunc
                <lb/>
              neceſſariò dupla moles aquæ AI duplam vim com-</s>
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        </body>
      </text>
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