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

Table of figures

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    <archimedes>
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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
                <lb/>
              dinis perſiſtant, ſi enim quartam partem latitudinis
                <lb/>
              digiti auricularis ſuperauerint, ſubitò deorsùm præ­
                <lb/>
              cipitantur. </s>
              <s id="s.001942">Ratio quæ aſſignari ſolet, huius effectus,
                <lb/>
              aut eſt compreſſio aeris multoties à nobis reiecta, aut
                <lb/>
              quia veluti in aceruo granorum tritici, vel arenæ
                <expan abbr="cõ-tingit">con­
                  <lb/>
                tingit</expan>
              efficitur montuoſitas quædam decliuis, quią
                <lb/>
              nimirùm ſupremæ partes fulciuntur ab inferioribus,
                <lb/>
              vt arginem inclinatum efforment, qui non poteſt e­
                <lb/>
              leuari vltra angulum ſemirectum, aliàs ſubitò grana
                <lb/>
              ipſa deciderent deorsùm; concipiunt ergo minimą
                <lb/>
              aquam componentia eſſe minutiſſima quædam gra­
                <lb/>
              nula, & proindè ad inſtar arenæ efformare poſſe ar­
                <lb/>
              ginem prædictum. </s>
              <s id="s.001943">Sed hoc non videtur ſufficiens
                <lb/>
              duplici de cauſa, primò quia argines aquei non ele­
                <lb/>
              uantur ad quamlibet altitudinem, vt contingit in a­
                <lb/>
              ceruo granorum tritici, licèt enim angulus inclina­
                <lb/>
              tionis arginis aquei, ſcilicèt complementum anguli
                <lb/>
              AGF, minor ſit ſemiſſe vnius anguli recti, non poteſt
                <lb/>
              altitudo prædicti arginis eleuari vltra altitudinem̨
                <lb/>
              quadrantis latitudinis digiti auricularis, cùm oppo­
                <lb/>
              ſitum obſeruetur in aceruo granorum tritici. </s>
              <s id="s.001944">Præte­
                <lb/>
              rea argines aquei BAG, & FI ſunt curui, & gibbi, &
                <lb/>
              in infima eius parte G angulus inclinationis maior eſ­
                <lb/>
              ſe ſolet ſemirecto, igitur requiritur aliqua alia cauſa
                <lb/>
              præter fulcimentum particularum minimarum, quod
                <lb/>
              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>
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