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

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      <text>
        <body>
          <chap id="N10308">
            <subchap1 id="N133A3">
              <p id="N133B8" type="main">
                <s id="N13418">
                  <pb xlink:href="062/01/085.jpg"/>
                no, eſt æqualis impulſui, quod idem plano allidit. </s>
                <s id="N13427">Quia
                  <lb/>
                verò hi impulſus tendunt in partes oppoſitas ejuſdem
                  <lb/>
                lineæ rectæ, erunt per definit: 4. contrarij abſolutè: tol­
                  <lb/>
                lit autem contrarium æquale ſuum contrarium in eà­
                  <lb/>
                dem ratione, totum quidem totum, pars verò partem
                  <lb/>
                ſibi æqualem; ſublato ergo per contrarium æquale im­
                  <lb/>
                pulſu nullus erit motus reflexus, cùm linea motus eſt
                  <lb/>
                perpendicularis ad illud planum. </s>
                <s id="N13438">Quód ſi à percuſsio­
                  <lb/>
                ne in plano, aut globo quieſcente factá morus reflectit,
                  <lb/>
                quid prohibet ab eodem plano, aut globo, ſi motu op­
                  <lb/>
                poſito ferantur, & violentià æquali ſibi occurant, à per­
                  <lb/>
                cuſsione æquali eundem motum reflecti? Vt in hac ob­
                  <lb/>
                  <arrow.to.target n="marg1"/>
                  <lb/>
                ſcuritate aliquam lucem conſequamur, quæ non niſi ex
                  <lb/>
                naturà impulſus priús cognitá eluceſcit, de quâ in lib: de
                  <lb/>
                Arcu Cæleſti latiùs diſſeremus,
                  <expan abbr="notãdum">notandum</expan>
                hic breuiter 1.
                  <lb/>
                  <arrow.to.target n="marg2"/>
                  <lb/>
                Impulſum fieri à percuſsione juxta determinationem il­
                  <lb/>
                lius plagæ,
                  <expan abbr="quã">quam</expan>
                centrum inducit percutientis, & quam
                  <lb/>
                centrum recipit percuſsi; partes enim mobilis impul­
                  <lb/>
                  <arrow.to.target n="marg3"/>
                  <lb/>
                ſum recipiunt per lineas motui centri parallelas. 2.
                  <expan abbr="Hãc">Hanc</expan>
                  <lb/>
                plagam, quæ fit à corpore percuſſo, aliter dum quieſcit,
                  <lb/>
                aliter dum eſt in motu impulſum determinare: quia
                  <lb/>
                enim plaga ex impulſu, percuſſum verò quieſcens nul­
                  <lb/>
                lum ex ſe habet impulſum, verùm à percutiente; eádem
                  <lb/>
                plaga, quà percutitur, impulſum determinat in percuti
                  <lb/>
                ente: ab æquali ergo plagà æqualis impulſus. </s>
                <s id="N13478">Cum </s>
              </p>
            </subchap1>
          </chap>
        </body>
      </text>
    </archimedes>
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