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

Table of figures

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              eius orificium C propè fundum putei perducatur,
                <expan abbr="tũc">tunc</expan>
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              quia aqua intra cauitatem syringæ CF non poteſt e­
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              leuari, niſi aqua collateralis IB de­
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                <figure id="id.010.01.522.1.jpg" xlink:href="010/01/522/1.jpg"/>
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              ſcendat ad
                <expan abbr="replẽdum">replendum</expan>
              ſpatium ſub­
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              iectum ab aqua FC relictum; nec
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              ſieri poteſt, vt illa portio aquę col­
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              lateralis fundo syringæ proximą
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              IB deprimatur quin ſubſequentes
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              partes ei perpendicularitèr immi­
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              nentes AI conſe quutiuo motu om­
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              nes vna poſt aliam deprimantur,
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              quouſque ad ſupremam libellam̨
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              aquæ RV perueniatur: itaque in hoc caſu adſunt ve­
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              luti duæ columnæ, vna aquea AIB, quæ deorſum pre­
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              mit, ac fertur, reliqua verò eſt portio aquæ CF vnà
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              cum embolo FE, & aqua imminente EH, quæ contra­
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              rio motu ſursùm ſupponitur ferri; ambæ verò prædi­
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              ctæ columnæ innituntur,
                <expan abbr="ſuſtentãturque">ſuſtentanturque</expan>
              ab infima la­
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              mina aquea BC, quæ officium libræ ſapplet; & ſiqui­
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              dem momenta quibus extremitates fluidæ libræ BC
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              premuntur à prædictis columnis AB, & HC fuerint
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              inter ſe æqualia, tunc procul dubio fiet
                <expan abbr="æquilibriũ">æquilibrium</expan>
              ,
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              & quies, nec vna earum à reliqua columna ſursùm ex­
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              pelletur; at ſi è fundo syringæ embolum EFG retra­
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              hatur ſursùm vſque ad D, procùl dubio neceſſitatę
                <lb/>
              mechanica aqua ſubiecta CF ſursùm per syringæ ca­
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              uitatem aſcendet, ſemper aſſario FG adhærendo, non
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              quidem ob vacui metum, ſed quia impellitur à con­
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              trapoſito maiori pondere columnæ aqueæ AB. </s>
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