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

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              AE ad NQ: ideoque puncta A & Q ſunt in parabolą
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              cuius vertex M. quapropter aqua in prædicto ſiphone
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              dum ad æquilibrium deſcendit mouetur eius centrum
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              grauitatis in linea parabolica; quod fuerat
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              Cap. 2. de
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              momentis
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              grauium in
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              fluido inna­
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              tantium.</s>
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              Cap. 2. dę
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              momentis
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              grauium in
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              fluido inna­
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              tantium</s>
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              Cap. 2. dę
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              momentis
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              grauium in
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              fluido inna­
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              tantium</s>
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              PROP. V.
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            <p type="main">
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              Ijsdem poſitis ſi canales ſiphonis æquèlati angulum conſti­
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              tuentes æquè ad horizontem inclinati fuerint
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              idipſum demonſtratur.
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                <emph.end type="center"/>
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              <s id="s.000089">SI poſtea ſipho inuerſus eiuſdem amplitudinis an­
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              gularis fuerit, vt nimirum ſemiſſes brachiorum
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              AF & FL æquè ſint ad horizontem EL inclinata effi­
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              ciatur què hi
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              ſoſcelium tri
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              angulum EF
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              L & brachij
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              ſupremi qua­
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              drans EA æ­
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              quale ſit FL,
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              ſiue FE. dico
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              denuò quòd
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              aqua totius
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              brachij F2.
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              cuius ſemiſ­
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              ſis eſt AF
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              fluit per canalem FL4 ſurſum & deſcendit per 2 A;
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              tunc pariter eius centrum grauitatis per parabolam
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              deorſum fertur. </s>
              <s id="s.000090">diuiſis æqualibus partibus in punctis </s>
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