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

Page concordance

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        <body>
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            <p type="main">
              <s id="s.001941">
                <pb pagenum="365" xlink:href="010/01/373.jpg"/>
                <arrow.to.target n="marg491"/>
                <lb/>
              poſſe vt argines prædicti aquei cuiuſcumque altitu­
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              dinis perſiſtant, ſi enim quartam partem latitudinis
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              digiti auricularis ſuperauerint, ſubitò deorsùm præ­
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              cipitantur. </s>
              <s id="s.001942">Ratio quæ aſſignari ſolet, huius effectus,
                <lb/>
              aut eſt compreſſio aeris multoties à nobis reiecta, aut
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              quia veluti in aceruo granorum tritici, vel arenæ
                <expan abbr="cõ-tingit">con­
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                tingit</expan>
              efficitur montuoſitas quædam decliuis, quią
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              nimirùm ſupremæ partes fulciuntur ab inferioribus,
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              vt arginem inclinatum efforment, qui non poteſt e­
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              leuari vltra angulum ſemirectum, aliàs ſubitò grana
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              ipſa deciderent deorsùm; concipiunt ergo minimą
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              aquam componentia eſſe minutiſſima quædam gra­
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              nula, & proindè ad inſtar arenæ efformare poſſe ar­
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              ginem prædictum. </s>
              <s id="s.001943">Sed hoc non videtur ſufficiens
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              duplici de cauſa, primò quia argines aquei non ele­
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              uantur ad quamlibet altitudinem, vt contingit in a­
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              ceruo granorum tritici, licèt enim angulus inclina­
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              tionis arginis aquei, ſcilicèt complementum anguli
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              AGF, minor ſit ſemiſſe vnius anguli recti, non poteſt
                <lb/>
              altitudo prædicti arginis eleuari vltra altitudinem̨
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              quadrantis latitudinis digiti auricularis, cùm oppo­
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              ſitum obſeruetur in aceruo granorum tritici. </s>
              <s id="s.001944">Præte­
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              rea argines aquei BAG, & FI ſunt curui, & gibbi, &
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              in infima eius parte G angulus inclinationis maior eſ­
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              ſe ſolet ſemirecto, igitur requiritur aliqua alia cauſa
                <lb/>
              præter fulcimentum particularum minimarum, quod
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              in arena, & in aceruo granorum tritici
                <expan abbr="cõtingit">contingit</expan>
              . </s>
              <s id="s.001945">Hoc
                <lb/>
              egregiè ex noſtra hypotheſi ſaluatur, dum enim la­
                <lb/>
              mina FG deſcendit infra ſupremam aquæ
                <expan abbr="libellã">libellam</expan>
              IB, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>