Schott, Gaspar, Mechanica hydraulico-pneumatica. Pars I. Mechanicae Hydraulico-pnevmaticae Theoriam continet. , 1657

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                <pb xlink:href="051/01/097.jpg" pagenum="66"/>
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              tertio
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              dixit DEUS: congre gentur aquæ, quæ ſub cœlo ſunt,
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              in locum vnum, & appareat Arida; & factum eſt ita;
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              in
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              medio Vniverſi, hoc est, in centro ſupremi, & omnia ambien­
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              tis Cæli collocatus fuiſſe videtur; in medio, inquam, non ſolùm
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              quoad ſenſum (quod nullus, aut vix vllus, ſaltem alicuius no­
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              minis, negat) ſed revera ac mathematicè, ita vt centrum gra­
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              vitatis Terraquæ congruerit tunc perfectè centro Vniverſi, exi-
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                <emph type="italics"/>
              gente id naturali ipſius gravitate. </s>
              <s>Nunc verò licet ob conti­
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              nuam gravium in Terra Marique mutationem, centrique gra­
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              vitatis variationem prædicta Terraqua non ſit fortaſſe ſemper
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              præcisè & mathematicè in Mundi medio in ſenſu dicto (non
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              enim certò constat, ad centrum gravitatis mutatum continuò,
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              ſequi continuam, licet exiguam, trepidationem ipſius, nitentis
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              ad mundi centrum) tam parum tamen ab illo centro distat,
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              quàm multùm diſtat à tota mole Terraquæ quodcunque pon­
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              dus defacto additum aut ablatum de novo. </s>
              <s>Ex quibus dedu­
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              citur, ſi centrum gravitatis Terraquæ differt à centro magni­
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              tudinis eiusdem (vt probabile eſt differre, cùm Terra pondero­
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              ſior ſit quàm Aqua, nec omnes Terræ partes, æqualis ſint ponde­
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              ris) differre ſolùm inſenſibiliter; ac proinde idem cenſeri poſſe;
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              ſaltem phyſicè & ad ſenſum, vtrumque centrum. </s>
              <s>Sed de his
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              ſusè tractatum vide à Kirchero in Mundo ſubterranneo, libro 1.
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              de Centroſophia, & à nobis in Mechanica Vniverſali lib. 1.
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              aut in Magia Mechanica.
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              Elmento­
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              rum ordo
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              naturalis;</s>
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            <p type="margin">
              <s>
                <margin.target id="marg128"/>
              Terra que­
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              us globus
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              in medio
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              mundi col­
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              locat' fuit
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              die tertio
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              creationis
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              rerum.</s>
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            <p type="margin">
              <s>
                <margin.target id="marg129"/>
              Terra qua
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              nunc non
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              eſt ſemper
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              in mundi
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              centro ma­
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              thematicè.</s>
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            <p type="margin">
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              Centrum
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              commune
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              omnium
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              gravium
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              ac levium</s>
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            <p type="main">
              <s>
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              Alterum quod ſuppono est, centrum Vniverſi, adeoque
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              Centrum Terraquei globi, quem in Mundi medio ſtatuimus,
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              cenſeri poſſe centrum commune omnium gravium ac levium, quò
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              </s>
            </p>
          </chap>
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