Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

List of thumbnails

< >
121
121 		122
122
123
123 		124
124
125
125 		126
126
127
127 		128
128
129
129 		130
130
< >
page |< < of 303 > >|
    <archimedes>
      <text>
        <body>
          <chap id="N10019">
            <p id="N14710" type="main">
              <s id="N14733">
                <pb pagenum="150" xlink:href="005/01/158.jpg"/>
                <emph type="italics"/>
              nec minus etiam, quia in fundæ vſu manus quidem fit cen­
                <lb/>
              trum: funda verò, quod à centro exit? </s>
              <s id="N14741">Quanto autem pro­
                <lb/>
              ductius fuerit id, quod à centro eſt, tantò citiùs mouetur.
                <lb/>
              </s>
              <s id="N14747">Tactus autem, qui manu fit, fundæ reſpectu breuis eſt.
                <emph.end type="italics"/>
              </s>
            </p>
            <p id="N1474C" type="head">
              <s id="N1474E">COMMENTARIVS.</s>
            </p>
            <p id="N14752" type="main">
              <s id="N14754">Dvas hic Aristoreles rationes dubitandi proponit,
                <lb/>
              vt explicet cauſam cur longius ferantur miſsilia
                <lb/>
              funda, quàm manu miſſa. </s>
              <s id="N1475B">Prima eſt, quia proie­
                <lb/>
              ctor melius miſſilia ipſa manu comprehendit, quàm cum
                <lb/>
              funda ſuſpendit: Quod autem melius comprehenditur, va­
                <lb/>
              lidius iacitur ac propterea longius mittitur: Potius itaque
                <lb/>
              manu miſſa, quàm funda proiecta miſsilia longius ferri de­
                <lb/>
              berent. </s>
              <s id="N14768">Secunda verò ratio eſt, nam
                <expan abbr="cũ">cum</expan>
              funda quis proijcit;
                <lb/>
              duo ſimul mouet
                <expan abbr="põdera">pondera</expan>
              ; fundá nempe
                <expan abbr="ipsã">ipsam</expan>
              , & miſsile, quod
                <lb/>
              proijcit;
                <expan abbr="abſq;">abſque</expan>
              autem funda
                <expan abbr="nõ">non</expan>
              mouet niſi proiectum: At am­
                <lb/>
              plius quilibet mouere valet quando
                <expan abbr="totã">totam</expan>
              eius vim applicat
                <lb/>
              in vnum, quàm cum diſtribuit in plura: Ergo magis ac remo­
                <lb/>
              tius proiector manu mittet, ac proijciet, quàm funda. </s>
            </p>
            <p id="N1478D" type="main">
              <s id="N1478F">Duplicem deinde cauſam propoſiti
                <expan abbr="experimẽti">experimenti</expan>
              aſsignat,
                <lb/>
              vna eſt, quia per fundam agitatum atque commotum miſ­
                <lb/>
              ſile mittitur. </s>
              <s id="N1479A">Siquidem priuſquam emittatur, ac è funda
                <lb/>
              elabatur, eadem funda circumagitur, ac rotatur; manu au­
                <lb/>
              tem non niſi quieſcens proijcitur: ita vt ſtatim proiectio
                <lb/>
              poſt quietem ſequatur,
                <expan abbr="ſumatq.">ſumatque</expan>
              initium à loco vbi mane­
                <lb/>
              bat, nempe ab ipſa manu. </s>
              <s id="N147A9">Omnia autem cum in motu ſunt,
                <lb/>
              facilius vlterius per nouum impulſum feruntur, quàm cum
                <lb/>
              quieſcunt, ac tunc primò moueri coguntur. </s>
            </p>
            <p id="N147B0" type="main">
              <s id="N147B2">Quocirca vt hæc doctrina iuxta rei veritatem clarius elu­
                <lb/>
              ceſcat, obſeruandum eſt, proiecta in rigore loquendo non
                <lb/>
              ſtatim poſt quietem è manu iaculantis elabi; ſed aliquan­
                <lb/>
              tulum ſaltem prius manu ipſa comitante moueri antequam
                <lb/>
              emittantur. </s>
              <s id="N147BD">Motus enim brachij iaculantis arcum quen­
                <lb/>
              dam ſemper deſcribit, in cuius fine, non autem in principio
                <lb/>
              miſsilia proijciuntur; & quò longius proijcienda ſunt eò </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum