Fabri, Honoré, Tractatus physicus de motu locali, 1646

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            <p id="N11143" type="main">
              <s id="N11159">
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              vel ſcutica, vel funiculo in torto circumagitur, in quo clariſſi­
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              mè apparet motus centri, & orbis: </s>
              <s id="N11163">ratio motus orbis eſt impe­
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              tus impreſſus vtrique extremitati diametri vaſis in partes contra­
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              rias; </s>
              <s id="N1116B">ratio verò motus centri eſt, quia adducitur funiculo vel ex­
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              ploditur, ſeu expellitur ſcutica: </s>
              <s id="N11171">huius motus phænomena ſunt ferè
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              infinita: ſingula ex noſtris principiis facilè explicantur. </s>
            </p>
            <figure id="id.026.01.030.1.jpg" xlink:href="026/01/030/1.jpg" number="14"/>
            <p id="N1117C" type="main">
              <s id="N1117E">
                <emph type="center"/>
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              De diuerſis impreſſionibus motus.
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              </s>
            </p>
            <p id="N11189" type="main">
              <s id="N1118B">1. CVm ſuſtinetur manus, ſeu brachium, in ſitu horizontali im­
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              mobile, producitur neceſſariò impetus æqualis impetui gra­
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              uitationis; </s>
              <s id="N11193">alioquin, ſi maior eſſet, ſurſum ferretur brachium; ſi verò
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              minor, deorſum: </s>
              <s id="N11199">quia præualeret grauitatio, porrò hic impetus pro­
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              ducitur tantùm à potentia motrice animantis, in ſingulari organo; </s>
              <s id="N1119F">
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              non verò in aliis partibus, etiam animatis, niſi quando mouentur; </s>
              <s id="N111A4">
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              nec in ipſo pondere, ſi aliquod ſuſtinetur: ſic menſa in pondere ſu­
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              per poſito impetum nullum producit. </s>
              <s id="N111AB">Si anima immediatè in toto
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              corpore poſſet producere impetum, homo facilè volare poſſet. </s>
            </p>
            <p id="N111B0" type="main">
              <s id="N111B2">2. Cùm ſuſtinetur funependulum, nullus impetus producitur à
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              ſuſtinente in ipſo globo, ne ſcilicet, ſit fruſtrà; </s>
              <s id="N111B8">ſecùs verò, ſi attolla­
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              tur: </s>
              <s id="N111BE">ſic per quamlibet lineam corpus retineri poteſt ſine impetu in
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              eo corpore producto per ſe: </s>
              <s id="N111C4">hinc, cùm duo ſeſe inuicem trahunt ad­
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              uerſo niſu, neuter in altero producit impetum per ſe; </s>
              <s id="N111CA">ſed per acci­
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              dens, propter mollitiem, & tenſionem partium: </s>
              <s id="N111D0">cùm verò defertur
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              aliquid coniunctum, producitur haud dubiè æqualis impetus; </s>
              <s id="N111D6">hinc
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              ſeparari non poteſt; </s>
              <s id="N111DC">quia æqualis eſt motus latoris, & delati: exem­
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              plum habes in naui. </s>
            </p>
            <p id="N111E2" type="main">
              <s id="N111E4">3. Si verò nauis illicò ſiſtat, vel tardiùs moueri pergat, tunc fit ſe­
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              paratio: hinc liquida effunduntur, ſi dum feruntur, breuior quietis
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              in vaſe intercedat morula. </s>
              <s id="N111EC">Vt feratur cylindrus humeris
                <expan abbr="cõmodiùs">commodiùs</expan>
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              debet ſuſtineri in
                <expan abbr="cẽtro">centro</expan>
              grauitatis, ad eleuationem anguli 49. quia
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                <expan abbr="tũc">tunc</expan>
              manui, & humero æqualiter
                <expan abbr="põdus">pondus</expan>
              diſtribuitur: </s>
              <s id="N11203">ideò in circulo
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              voluitur ſcyphus aqua plenus ſine effuſione; quia impetus determi­
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              natus per tangentem circuli aquam ipſam à centro circuli remouet. </s>
            </p>
            <p id="N1120B" type="main">
              <s id="N1120D">4. Cùm trahitur aliquod corpus impetus impreſſus in vna parte
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              non producit impetum in alia, alioquin daretur proceſſus in infi­
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              nitum; </s>
              <s id="N11215">ſi chorda vtrinque trahatur, rumpetur in medio: </s>
              <s id="N11219">ſi affixa
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              extremitati immobili, trahatur à potentia applicata alteri extremi-</s>
            </p>
          </section>
        </front>
      </text>
    </archimedes>
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