Descartes, René, Renati Des-Cartes principia philosophiae

Page concordance

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              CXLIV.
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              Quae ſit differentia in­
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              inter meatus magnetis,
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              chalybis, & ferri. </s>
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              5</s>
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              10</s>
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              15</s>
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              20</s>
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              25</s>
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              30</s>
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              Quae omnia ex principiis Naturae ſuprà expoſitis a,
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              ita ſequuntur, ut quamvis non reſpicerem ad illas ma­
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              gneticas proprietates, quas hîc explicandas ſuſcepi,
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              ea tamen non aliter ſe habere judicarem. </s>
              <s>Deinceps
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              autem videbimus, horum ope tam aptè &
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              omnium iſtarum proprietatum dari rationem, ut hoc
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              etiam videatur ſufficere, ad perſuadendum ea vera
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              eſſe, quamvis ex Naturae principiis ſequi neſciremus. </s>
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              Et quidem magneticae proprietates, quae ab ipſarum
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              admiratoribus notari ſolent, ad haec capita
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              referri. </s>
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              CXLV.
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              Enumeratio proprieta­
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              tum virtutis magne­
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              ticae. </s>
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              5</s>
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              10</s>
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              <s>1. Quòd in magnete duo ſint poli, quorum unus
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              ubique locorum verſus Terrae polum Borealem, alius
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              verſus Auſtralem ſe convertit b. </s>
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              <s>2. Quòd iſti magnetis poli, pro diverſis Terrae
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              quibus inſiſtunt, diverſimodè verſus ejus centrum ſe
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              inclinent c. </s>
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              15</s>
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              <s>3. Quòd ſi duo magnetes ſint ſphaerici, unus verſus
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              alium eodem modo ſe convertat, ac quilibet ex ipſis
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              verſus Terram d.
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              </s>
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              20</s>
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              <s>4. Quòd poſtquam ſunt ita converſi, ad invicem accedant e. </s>
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              <s>5. Quòd ſi in contrario ſitu detineantur, ſe mutuò refugiant f. </s>
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              <s>6. Quòd ſi magnes dividatur planèo, lineae per ſuos</s>
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              polos ductae parallelo, partes ſegmentorum, quae priùs
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              junctae erant, ſe mutuò etiam refugiant g. </s>
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