Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

Table of figures

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    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="s.000359">
                <pb pagenum="76" xlink:href="010/01/084.jpg"/>
                <arrow.to.target n="marg83"/>
                <lb/>
                <figure id="id.010.01.084.1.jpg" xlink:href="010/01/084/1.jpg"/>
                <lb/>
              cidit præcisè in recta linea MI
                <lb/>
              perpendiculari ad horizontem,
                <lb/>
              quæ per centrum ſuſpenſionis
                <lb/>
              ducitur. </s>
              <s id="s.000360">Modò agitetur aqua va­
                <lb/>
              ſis, vt nimirùm pars EF deſcen­
                <lb/>
              dat, pars verò KG, ſursùm ten­
                <lb/>
              dat, & hoc per aliquod tempus
                <lb/>
              perſeueret continuatis reuolu­
                <lb/>
              tionibus, dummodò planities libellæ, AD non alte­
                <lb/>
              retur; frigitur verum eſt in tali caſu, quòd grauitas
                <lb/>
              aſcendentis aquæ KG deſtruitur quatenus à virtute
                <lb/>
              impulſiua proiectitia ſursùm impellitur, & è contrà
                <lb/>
              ſi grauitas, & impetus aquæ deſcendentis EF dupli­
                <lb/>
              catur, quia eius ponderi ſuperadditur vis proiectiuą
                <lb/>
              deorsùm, igitur medietas vaſis MAB, aut leuis effi­
                <lb/>
              cietur, aut valdè eius grauitas priſtina imminutą
                <lb/>
              erit, & è contrà reliqua vaſis medietas MDC
                <lb/>
              duplò grauior facta erit, proindeque terminus
                <lb/>
              libræ L deprimetur, eleuabiturque oppoſitus ter­
                <lb/>
              minus libræ H, quod tamen falſum eſt, igitur quo­
                <lb/>
              modocumque aqua agitetur, dum in ipſamet aqua, &
                <lb/>
              in proprio loco continetur, neque amittit ob aſcen­
                <lb/>
              ſum, nec acquirit ob deſcenſum nouam grauitatem̨. </s>
            </p>
            <p type="margin">
              <s id="s.000361">
                <margin.target id="marg83"/>
              Cap. 3. flui­
                <lb/>
              dum in ſuo
                <lb/>
              toto quie­
                <lb/>
              ſcens pon­
                <lb/>
              derat.</s>
            </p>
            <p type="main">
              <s id="s.000362">Sed faciliùs hoc experieris, ſi intra vas ABCD in­
                <lb/>
              ſeratur rota EGKF perpendicularitèr horizonti ere­
                <lb/>
              cta, & parietibus oppoſitis vaſis infixo axe eius iņ
                <lb/>
              M vt facilè rota conuerti poſſit. </s>
              <s id="s.000363">Et ſiquidem centrum
                <lb/>
              grauitatis totius aggregati cadit in recta lineą
                <lb/>
              IM perpendiculari ad horizontem, tunc ſiue rotą </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>