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

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        <body>
          <chap id="N10308">
            <subchap1 id="N13B65">
              <p id="N13B81" type="main">
                <s id="N13C8E">
                  <pb xlink:href="062/01/103.jpg"/>
                nationis, erit eadem linea
                  <emph type="italics"/>
                eg
                  <emph.end type="italics"/>
                motus mixti. </s>
                <s id="N13CC1">Quia ergo
                  <lb/>
                mobile mouetur ad motum ſui centri, erit motus ex
                  <emph type="italics"/>
                d
                  <emph.end type="italics"/>
                  <lb/>
                reflexus per lineam parallelam illi lineæ, quæ cum lineà
                  <lb/>
                perpendiculari ad contactum angulum conſtituit in
                  <lb/>
                centro, cujus ſinus eſt æqualis interuallo inter centrum
                  <lb/>
                grauitatis & lineam hypomochlij. </s>
              </p>
            </subchap1>
            <subchap1 id="N13CD3">
              <p id="N13CD4" type="main">
                <s id="N13CD6">
                  <emph type="center"/>
                Propoſitio XXXX.
                  <emph.end type="center"/>
                </s>
              </p>
              <p id="N13CDD" type="main">
                <s id="N13CDF">
                  <emph type="italics"/>
                Anguli incidentiæ & reflexionis ſunt inter ſe æquales.
                  <emph.end type="italics"/>
                </s>
              </p>
              <p id="N13CE6" type="main">
                <s id="N13CE8">QVia enim duo latera
                  <emph type="italics"/>
                eh.bg
                  <emph.end type="italics"/>
                trianguli
                  <emph type="italics"/>
                ehg
                  <emph.end type="italics"/>
                æqualia
                  <lb/>
                ſunt duobus lateribus
                  <emph type="italics"/>
                ef. fd
                  <emph.end type="italics"/>
                trianguli
                  <emph type="italics"/>
                efd,
                  <emph.end type="italics"/>
                & angu­
                  <lb/>
                lus, qui adjacet uni æqualium laterum, rectus, erunt tri­
                  <lb/>
                angula æqualia, & angulus
                  <emph type="italics"/>
                fde
                  <emph.end type="italics"/>
                angulo
                  <emph type="italics"/>
                heg
                  <emph.end type="italics"/>
                æqualis: eſt
                  <lb/>
                autem angulo
                  <emph type="italics"/>
                heg
                  <emph.end type="italics"/>
                æqualis angulus
                  <emph type="italics"/>
                edi
                  <emph.end type="italics"/>
                ob parallelas
                  <emph type="italics"/>
                eg.
                  <lb/>
                di
                  <emph.end type="italics"/>
                ; idem ergo angulus
                  <emph type="italics"/>
                edi
                  <emph.end type="italics"/>
                eſt æqualis angulo
                  <emph type="italics"/>
                fde:
                  <emph.end type="italics"/>
                ſunt
                  <lb/>
                verò duo
                  <expan abbr="quoq́">quoque</expan>
                ; anguli
                  <emph type="italics"/>
                a.de.bde
                  <emph.end type="italics"/>
                inter le æquales, nimi­
                  <lb/>
                rum recti; ablatis ergo duobus angulis
                  <emph type="italics"/>
                fde.edi
                  <emph.end type="italics"/>
                æquali­
                  <lb/>
                bus, erunt anguli reliqui
                  <emph type="italics"/>
                adf.bdi,
                  <emph.end type="italics"/>
                anguli nimirum inci­
                  <lb/>
                dentiæ & reflexionis inter ſe æquales. </s>
                <s id="N13D55">Priuſquam de mo
                  <lb/>
                tu reflexo finiamus, unum
                  <expan abbr="atq́">atque</expan>
                ; alterum Problema pro
                  <lb/>
                corollario adducemus, quorum ſolutio magis difficilis
                  <lb/>
                habetur, ex ijs autem, quæ hactenus ſunt demonſtrata,
                  <lb/>
                facilè diſſoluuntur. </s>
                <s id="N13D64">Sit ergo </s>
              </p>
            </subchap1>
          </chap>
        </body>
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    </archimedes>
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