Descartes, René, Renati Des-Cartes principia philosophiae

Table of figures

< >
[Figure 21]
[Figure 22]
[Figure 23]
[Figure 24]
[Figure 25]
[Figure 26]
[Figure 27]
[Figure 28]
[Figure 29]
[Figure 30]
[Figure 31]
[Figure 32]
[Figure 33]
[Figure 34]
[Figure 35]
[Figure 36]
[Figure 37]
[Figure 38]
[Figure 39]
[Figure 40]
[Figure 41]
[Figure 42]
[Figure 43]
[Figure 44]
[Figure 45]
[Figure 46]
[Figure 47]
[Figure 48]
[Figure 49]
[Figure 50]
< >
page |< < of 334 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s>
                <pb pagenum="137"/>
              ejus diſtantiae, poteſt aeſtimari, an ejus lumen (quod
                <lb/>
              à Sole eſſe infrà oſtendam a), caeteris paribus, majus
                <lb/>
              appareat verſus eclipticam quàm verſus polum. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg887"/>
              LXXXI.
                <lb/>
              An aequalisſit ejus vis
                <lb/>
              in polis & in eclipti­
                <lb/>
              câ.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg888"/>
              20</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg889"/>
              25</s>
            </p>
            <figure id="fig30" number="30"/>
            <p type="main">
              <s>
                <arrow.to.target n="marg890"/>
                <lb/>
              Supereſt adhuc notandum, circa globulos ſecundi
                <lb/>
                <arrow.to.target n="marg891"/>
              elementi, eos qui proximi ſunt centro cujuſque vor­
                <lb/>
              ticis, minores eſſe ac celeriùs moveri, quàm illos qui
                <lb/>
              paulò magis ab eo diſtant, idque uſque ad certum ter­
                <lb/>
              minum, ultra quem ſuperiores inferioribus celeriùs
                <lb/>
              moventur, & quantum ad magnitudinem, ſunt aequales.
                <lb/>
                <arrow.to.target n="marg892"/>
              Ut hîc, exempli cauſâ, in primo coelo putandum eſt
                <lb/>
              omnium minutiſſimos globulos ſecundi elementi eſſe
                <lb/>
              juxta ſuperficiem Solis
                <emph type="italics"/>
              deſg
                <emph.end type="italics"/>
              , & paulò remotiores gra­
                <lb/>
              datim eſſe majores, uſque ad ſuperficiem ſphaeroidis
                <lb/>
              HNQR, ultra quam omnes ſunt aequales; atque illos
                <lb/>
                <arrow.to.target n="marg893"/>
              qui ſunt in hac ſuperficie HNQR, omnium tardiſſimè
                <lb/>
              moveri; adeà ut fortè globuli H, Q, triginta annos vel
                <lb/>
              etiam plures impendant in abſolvendo uno circuitu
                <lb/>
              circa polos A, B, ſuperiores autem verſus M & Y,
                <lb/>
              itemque inferiores verſus
                <emph type="italics"/>
              e
                <emph.end type="italics"/>
              &
                <emph type="italics"/>
              g
                <emph.end type="italics"/>
              celeriùs moveantur, &
                <lb/>
                <arrow.to.target n="marg894"/>
              tam ſupremi quàm infimi, circuitus ſuos intra paucas
                <lb/>
              hebdomadas abſolvant. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg890"/>
              LXXXII.
                <lb/>
              Globulos ſecundum ele­
                <lb/>
              menti Soli vicinos
                <lb/>
              minores eſſe, ac ce­
                <lb/>
              leriùs moveri quàm
                <lb/>
              remotiores, uſque ad
                <lb/>
              certam diſtantiam,
                <lb/>
              ultra quam ſunt om­
                <lb/>
              nes magnitudine ae­
                <lb/>
              quales, & eò celerius
                <lb/>
              moventur, quò ſunt à
                <lb/>
              Sole remotiores. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg891"/>
              5</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg892"/>
              10</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg893"/>
              15</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg894"/>
              20</s>
            </p>
            <p type="main">
              <s>
                <arrow.to.target n="marg895"/>
                <lb/>
              Et primò quidem b, quòd ſuperiores verſus M & Y
                <lb/>
              celeriùs ferri debeant, quàm inferiores verſus H & Q,
                <lb/>
              facilè demonſtratur. </s>
              <s>Ex eo enim quòd ſuppoſuerimus c,
                <lb/>
                <arrow.to.target n="marg896"/>
              omnes in principio fuiſſe magnitudine aequales (ut par
                <lb/>
              fuit, quia nullum habuimus ipſarum inaequalitatis ar­
                <lb/>
              gumentum), & quòd ſpatium in quo tanquam in vortice
                <lb/>
              circulariter aguntur, non ſit accuratè rotundum; tum </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>