Gassendi, Pierre, De motu impresso a motore translato epistulae duae, 1642

Page concordance

< >
Scan Original
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
< >
page |< < of 158 > >|
    <archimedes>
      <text>
        <body>
          <chap>
            <p type="main">
              <s id="id.000649">
                <pb pagenum="90" xlink:href="027/01/089.jpg"/>
              turrim proijcit, neceſſe eſt lapidem ſequi, ac nuſ­
                <lb/>
              quàm deſeri à turri. </s>
              <s id="id.000650">Cauſa manifeſta iam eſt.
                <lb/>
              </s>
              <s id="id.000651">Nam vt lapidi ſecundum malum projecto non ſola
                <lb/>
              impreſſa eſt vis ipſius proijcientis propria, ſed etiam
                <lb/>
              alia ex motu nauis, quo manus ſimùl adacta fuit;
                <lb/>
              ita projecto ſecundum turrim non ſola vis pro­
                <lb/>
              iicientis propria impreſſa eſt, ſed alia etiam ex mo­
                <lb/>
              tu
                <gap/>
              fuit ſimùl correpta. </s>
              <s id="id.000652">Et vt
                <lb/>
              lapis ſecundum malum viſus aſcendere, deſcendere­
                <lb/>
              que ad perpendiculum, deſcribit nihilominùs li­
                <lb/>
              neam, quam parabolicam diximus: ita lapis ſecun­
                <lb/>
              dum turrim contineri viſus in eodem perpendiculo,
                <lb/>
              deſcribit tamen in ſpatio mundano lineam ſimiliter
                <lb/>
              parabolicam; ſed paraboles longè obtuſioris. </s>
              <s id="id.000653">Nem­
                <lb/>
              pe vt illeic motus eſt compoſitus ex perpendiculari,
                <lb/>
              & horizontali; ita ex vtróque compoſitus heic: adeò
                <lb/>
              vt, quicquid eſt ex vi proijcientis propria, id explice­
                <lb/>
              tur vſque ad faſtigium turris, ad quod lapis per­
                <lb/>
              uenit; & quicquid à vi, ſeu motu Telluris, id ex­
                <lb/>
              plicetur ad punctum vſque horizontalis lineæ, quod
                <lb/>
              lapis decidens attingit. </s>
              <s id="id.000654">Itaque, cùm Turris ex A
                <lb/>
              B, peruenerit ad CL, rectè concipis lapidem per­
                <lb/>
              ueniſſe ad M; cùm ad DN, perueniſſe ad O; cùm
                <lb/>
              ad EP, perueniſſe ad Q: cùm ad FR, perueniſſe ad ip­
                <lb/>
              ſum-met R, quod faſtigium eſt; & conſequenter, cùm
                <lb/>
              ad GS, perueniſſead T: cum ad HV, perueniſſe ad X:
                <lb/>
              cùm ad IY, perueniſſe ad Z; cùm denique ad K
                <gap/>
              , per­
                <lb/>
              ueniſſe ad ipſum K. ita vt vbicúmque lapis in aëre, vel
                <lb/>
              per ſpatium mundanum fuerit, extiterit ſemper in li­
                <lb/>
              nea ipſi Turri parallela, eidemque Turris pedi, </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
Impressum