Fabri, Honoré, Tractatus physicus de motu locali, 1646

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          <chap id="N1137F">
            <pb pagenum="51" xlink:href="026/01/083.jpg"/>
            <p id="N144CB" type="main">
              <s id="N144CD">
                <emph type="center"/>
                <emph type="italics"/>
              Scholium.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p id="N144D9" type="main">
              <s id="N144DB">Obſeruabis propagationem impetus, vel alterius qualitatis eſſe tan­
                <lb/>
              tùm continuatam eiuſdem productionem, quæ incipit ab ea parte, cui
                <lb/>
              potentia eſt immediatè applicata, & propagatur, ſeu diffunditur per
                <lb/>
              omnes alias donec ad vltimam perueniat eo modo, quo iam definio. </s>
            </p>
            <p id="N144E4" type="main">
              <s id="N144E6">
                <emph type="center"/>
                <emph type="italics"/>
              Theorema
                <emph.end type="italics"/>
              92.
                <emph.end type="center"/>
              </s>
            </p>
            <p id="N144F2" type="main">
              <s id="N144F4">
                <emph type="italics"/>
              Illa progatio non fit per motum localem, ita vt pars impetus producta in
                <lb/>
              prima parte ſubiecti tranſeat ad ſecundam,
                <emph.end type="italics"/>
              patet; quia cum impetus ſit ac­
                <lb/>
              cidens per Th. 8. de ſubiecto in ſubiectum tranſire non poteſt per deff. </s>
              <s id="N14501">
                <lb/>
              accidentis; de qua in Metaphyſicâ; </s>
              <s id="N14505">nec eſt quod aliqui dicant ſe
                <expan abbr="nõ">non</expan>
              poſſe
                <lb/>
              concipere, quomodo id fiat ſine motu locali; </s>
              <s id="N1450F">cum ipſis etiam oculis
                <lb/>
              quaſi cernatur; </s>
              <s id="N14515">cum enim percutis corpus oblongum AE, & cadit ictus
                <lb/>
              in extremitatem A, corpus ipſum totum ſimul moues; igitur pars impe­
                <lb/>
              tus, quæ recipitur in A, non migrat in E, ſed hæc producitur in A, &
                <lb/>
              alia in B, alia in C, atque ita deinceps. </s>
            </p>
            <p id="N1451F" type="main">
              <s id="N14521">
                <emph type="center"/>
                <emph type="italics"/>
              Scholium.
                <emph.end type="italics"/>
                <emph.end type="center"/>
              </s>
            </p>
            <p id="N1452D" type="main">
              <s id="N1452F">Obſeruabis ex hac propagatione impetus per analogiam rectè om­
                <lb/>
              ninò explicari propagationem luminis, & aliarum qualitatum, de qui­
                <lb/>
              bus ſuo loco. </s>
            </p>
            <p id="N14536" type="main">
              <s id="N14538">
                <emph type="center"/>
                <emph type="italics"/>
              Theorema
                <emph.end type="italics"/>
              92.
                <emph.end type="center"/>
              </s>
            </p>
            <p id="N14544" type="main">
              <s id="N14546">
                <emph type="italics"/>
              In propagatione impetus prima pars
                <emph.end type="italics"/>
              A v. g.
                <emph type="italics"/>
              non producit partem
                <emph.end type="italics"/>
              B,
                <emph type="italics"/>
              &
                <lb/>
              hæc
                <emph.end type="italics"/>
              C; </s>
              <s id="N1455F">
                <emph type="italics"/>
              hæc verò
                <emph.end type="italics"/>
              D,
                <emph type="italics"/>
              atque ita deinceps
                <emph.end type="italics"/>
              ; Probatur. </s>
              <s id="N1456F">Primò, quia ſi hoc eſſet,
                <lb/>
              omne corpus poſſet moueri à qualibet potentia; nam modò poſſet pro­
                <lb/>
              duci vnum punctum impetus, hoc etiam aliud produceret, & hoc aliud,
                <lb/>
              atque ita deinceps. </s>
              <s id="N14579">Secundò, Minimum granum ſuperpoſitum rupi, to­
                <lb/>
              tam ipſam rupem mouere poſſet. </s>
              <s id="N1457E">Tertio, Quia vel in omnibus, vel in
                <lb/>
              nulla parte impetus producitur per Th.33. Quartò, quia impetus mobi­
                <lb/>
              lis projecti intenderetur; nam impetus vnius partis impetum alterius
                <lb/>
              intenderet. </s>
              <s id="N14588">Quintò, quia impetus partis B, tàm ageret in A, trahendo,
                <lb/>
              quàm in C pellendo; cum impetus vtroque modo propagetur. </s>
              <s id="N1458E">Sextò, ſi
                <lb/>
              applicaretur potentia in C, non video, cur impetus partis C, ageret po­
                <lb/>
              tius versùs E, quàm versùs A? alioquin eadem pars impetus plures pro­
                <lb/>
              ducere poſſet; igitur impetus potentiæ motricis ſufficiens erit cauſa ad
                <lb/>
              producendum totum alium. </s>
              <s id="N1459A">Septimò, tractionis impetus explicari non
                <lb/>
              poteſt, ſi impetus vnius partis producat in alia impetum; alioquin dare­
                <lb/>
              tur mutua actio infinities repetita, vt conſideranti patebit. </s>
              <s id="N145A2">Octauò, ſi
                <lb/>
              impetus vnius partis producit in alia; </s>
              <s id="N145A8">ſint duo globi contigui; igitur il­
                <lb/>
              le, qui impellit alium, reflecti poſſet, quod nunquam accidit quando
                <lb/>
              ſunt contigui. </s>
            </p>
            <p id="N145B0" type="main">
              <s id="N145B2">Obſeruabis illud quidem verum eſſe in motu recto, ſecus in circulari; </s>
              <s id="N145B6">
                <lb/>
              nam cum cylindrus circa alteram extremitatem vibratus deorſum cadit;
                <lb/>
              partes, quæ propiùs ad extremitatem immobilem accedunt iuuant mo­
                <lb/>
              tum aliarum, quæ longiùs ab eadem recedunt. </s>
            </p>
          </chap>
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