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

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.002995">
                <pb pagenum="561" xlink:href="010/01/569.jpg"/>
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                <lb/>
              & exhalant igniculi eorumque agitationes ab ipſą
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              aqua, & proinde aqua ſponte ſua ſtringitur
                <expan abbr="cõſtipa-tur">conſtipa­
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                tur</expan>
              , minoremque molem acquirit. </s>
              <s id="s.002996">Hoc poſito, incipi­
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              ente operatione frigiditatis, nempè remotis paucis
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              aliquibus igniculis, fiet conſtrictio, & condenſatio
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              aquæ, quæ valdè inſignis, & euidens erit; in progreſſu
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              verò frigefactionis, ſcilicèt magis, ac magis diminu­
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              ta præſentia igniculorum, licèt reuera villi interni
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              fiſtularum aeris incipiant tendi, ac dirigi, & proindè
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              aliquantiſper expellant aquam à prædictis tubulis,
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              nihilominùs quia maior eſt diminutio molis depen­
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              dens à diſceſſu, fuga, & defectu agitationis exhalati­
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              onum ignearum, quàm ſit rarefactio producta à villis
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              aereis expellentibus aliquas aquæ particulas è ſuis
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              tubulis, ſequitur vt actio ſuperexcedens condenſa­
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              tionis productæ à diſceſſu ignis occultet aliquandiu
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              minùs inſignem
                <expan abbr="expanſionẽ">expanſionem</expan>
              factam à prædictis villis;
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              cùmque progreſſus prædictarum contrariarum ope­
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              rationum non ſint vniformes, ſed contrario ordinę
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              condenſatio ab ignis diſceſſu pendens ſemper mino­
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              ri, & minori decremento fiat, & è contra rarefactio
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              pendens ex inanitione tubulorum aeris ſemper ma­
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              ioribus incrementis progrediatur, (eo quod maiori
                <lb/>
              proportione creſcit impetus in villis tubulorum ae­
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              reorum continenter agitatis, vt motus natura exigit,
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              quam deficiat ob ſucceſſiuam igniculorum priuatio­
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              nem) fit vt apparentia diminutionis, & conſtrictionis
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              aquæ tandem deſinat, & facto quaſi æquilibrio
                <expan abbr="ali-quãtiſper">ali­
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                quantiſper</expan>
              videatur in eadem amplitudine aqua per-</s>
            </p>
          </chap>
        </body>
      </text>
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