Marci of Kronland, Johannes Marcus, De proportione motus figurarum recti linearum et circuli quadratura ex motu, 1648

List of thumbnails

< >
91
91
92
92
93
93
94
94
95
95
96
96
97
97
98
98
99
99
100
100
< >
page |< < of 145 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb xlink:href="063/01/100.jpg"/>
              contingat, videndum. </s>
              <s>Nam ita fieri opinantur, qui negant
                <lb/>
              extra ſuturam illius oſſis, in quo recipitur plaga, fiſſuram pro­
                <lb/>
              tendi. </s>
              <s>Cuius rationem aſſignant, quòd pars illa à plagâ affe­
                <lb/>
              cta nimis ſit robuſta: ac proinde in partem proximam, quæ ob
                <lb/>
              nativam conſtitutionem minùs reſiſtere valet, illa violentia
                <lb/>
              ſe recipiat. </s>
              <s>Et quidem experientia his videtur favere. </s>
              <s>
                <expan abbr="Quan-doq;">Quan­
                  <lb/>
                doque</expan>
              enim à percuſſione
                <expan abbr="neq;">neque</expan>
              locum plagæ,
                <expan abbr="neq;">neque</expan>
              huic oppoſi
                <lb/>
              tum, ſed quemvis alium infeſtari & frangi contingit. cùm ni­
                <lb/>
              mirum illarum partium unio minorem vim habet ad quieſcen­
                <lb/>
              dum, quàm impetus ad movendum. </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              Defortificatione aduerſum ictus
                <lb/>
              Tormentorum.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>QVia mœnia urbis, caſtelli, aut propugnaculi ictus tormen­
                <lb/>
              torum admittere neceſſitas
                <expan abbr="quandoq;">quandoque</expan>
              cogit; providen­
                <lb/>
              dumquô eiuſmodi ictus debilitentnr, minorem eâ ratione
                <expan abbr="plagã">plagam</expan>
                <lb/>
              afferentes. </s>
              <s>Id autem duobus modis aſſequi
                <expan abbr="cõtingit">contingit</expan>
              : primo ma­
                <lb/>
              iori parte ictûs excluſâ, quem totum vitare nequimus: pars
                <lb/>
              enim dimidia, aut tertia minorem noxam dabit, quàm totus. </s>
              <lb/>
              <s>Minuitur autem cùm non niſi obliquè recipitur. </s>
              <s>Conſide­
                <lb/>
              randum ergo quibus potiſſimum locis urbs ad inuaſionem ſit
                <lb/>
              opportuna & quâ ab hoſtium tormentis minùs tuta: tum enim
                <lb/>
              latus munitionis oppoſitum eiuſmodi locis, quantùm fieri li­
                <lb/>
              cet,
                <expan abbr="obliq;">oblique</expan>
              ducendum: quò ictus recipiat magis obliquos. </s>
              <lb/>
              <s>Quâ verò parte ob ſitum
                <expan abbr="locorũ">locorum</expan>
              machinæ admoveri neque­
                <lb/>
              unt, in directum procurrere poteſt. </s>
              <s>Tum igitur ictus obliquè
                <lb/>
              incidentes non niſi partem plagæ dant à lineâ hypomochlij de­
                <lb/>
              finitam: reliquâ parte, quæ necdum percuſſit, reflexâ: & ſi
                <lb/>
              quidem propugnaculum impetitur; quia latera ſibi oppoſitis, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>