Marci of Kronland, Johannes Marcus, De proportione motus, seu regula sphygmica ad celeritatem et tarditatem pulsuum, 1639

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          <chap id="N10308">
            <subchap1 id="N11B43">
              <p id="N11B58" type="main">
                <s id="N11D03">
                  <pb xlink:href="062/01/056.jpg"/>
                dem maiora ſumit incrementa: quia tamen in quolibet
                  <lb/>
                puncto circuli per lineas fit tangentes, quæ in recurſu
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                continuó magis ac magis ſunt inclinatæ; erunt in quo­
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                libet puncto recurſus minora huius velocitatis incre­
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                menta: ita nimirum ut ſi arcus ſumantur æquales, ma­
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                jor ſit acceſsio velocitatis in arcu primo, quam in arcu
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                ſecundo: & velocitas in arcu circuli collecta minor ve­
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                locitate in lineà rectà illi arcui æquali, quæ tangens ſit
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                principii eiuſdem motus circularis. </s>
                <s id="N11D24">Sicuti verò in re­
                  <lb/>
                curſu velocitas continuó & inæqualiter creſcit, ita in
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                excurſu, quia motus violentus, proportionaliter decre­
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                ſcit,
                  <expan abbr="fiuntq́">fiuntque</expan>
                ; huius decrementa æqualia illius incremen­
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                tis, prima nimirum ultimis; propterea quód
                  <expan abbr="utraq́">utraque</expan>
                ;
                  <expan abbr="fiũt">fiunt</expan>
                  <lb/>
                ab eadem grauitate, quæ à principio excurſus per lineas
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                grauitat magis inclinatas. </s>
                <s id="N11D3F">Quòd ſi ergo ſola grauitas
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                minuat impulſum, quia in æqualibus à ſtatione interual
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                lis, ob ſimilem inclinationem, æqualiter grauitat; erunt
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                ut arcus inter ſe, ita eiuſdem grauitatis impulſus: &
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                quia impulſus contrarius tollit partem ſibi æqualem,
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                erunt excurſus & recurſus inter ſe æquales. </s>
                <s id="N11D4C">At verò
                  <lb/>
                quia non ſola grauitas impulſum minuit, ſed etiam in­
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                clinatio motus; ſicuti enim grauitas extra lineam per­
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                pendicularem minùs grauitat, ita impulſus extra line­
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                am ſui motus, cuius terminus eſt veluti centrum, mi
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                nús impellit ſuum mobile: quód ſi enim funda lapidem </s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
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