Guevara, Giovanni di, In Aristotelis mechanicas commentarii, 1627

Table of figures

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              vel rota ABC, ſi decliue
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                <figure id="id.005.01.141.1.jpg" xlink:href="005/01/141/1.jpg" number="51"/>
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              planum DE contingat in
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              C ad angulos rectos ipſius
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              diametri BC: linea verò
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              cadens per centrum ipſius
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              ſphæræ ad centrum mundi,
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              ſit AF. </s>
              <s id="N13FD9">Nam ſic totum fe­
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              rè onus incumberet in pun­
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              cto G, quod cum fulciri
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                <expan abbr="nõ">non</expan>
              poſſit in ipſa DE, quam
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              nullo modo tangit, neceſſa­
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              riò
                <expan abbr="propẽdet">propendet</expan>
              in F,
                <expan abbr="rapietq.">rapietque</expan>
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              ſecum ad partes E totum
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              globum, qui deinceps rur­
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              ſus eadem ratione nutabit per aliud ſimile punctum,
                <expan abbr="infe-tiusq.">infe­
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                riusque</expan>
              citiſſimo curſu deſcendet ſuccedentibus ſibi ad inui­
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              cem punctis, ac partibus. </s>
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              <s id="N14001">Ex hac autem maxima aptitudine, quam rotæ, vel ſimilia
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              orbiculata corpora habent ad motum, occaſionem ſumpſiſ­
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              ſe videntur nonnulli arbitrandi, circuli periferiam nunquam
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              quieſcere, ſed perpetuo motu cieri, vt hic ſubiungit Ariſto­
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              teles. </s>
              <s id="N1400E">Quia ſcilicet circulus contrarium nixum non habet,
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              quo reſiſtat motui, aut motori ſicut corpora manentia, quæ
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              ex eo quieſcunt, vel manent, quia habent, in quo contra ni­
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              tantur, & quo obſiſtant motui, ac mouenti. </s>
              <s id="N14017">Vbi addendum
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              quippe fuiſſet ab Ariſtotele, falsò eos ita putare; nam licet
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              circuli periferia nixum non habeat, quo retardetur, aut im­
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              pediatur à proprio motu; non tamen ſemper habet in ſe
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              principium proximum, ac formale ſui motus, quod certè
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              cum ſit qualitas impetus impreſſi, hæc paulatim ex ſe re­
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              mittitur, ac tandem deficit, vt patet in proiectis, quæ iccirco
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              deſiſtunt à motu. </s>
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            <p id="N14028" type="main">
              <s id="N1402A">Præterea Philoſophus doctrinam de mobilitate prædi­
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              ctorum corporum proſequendo, docet maiores circulos,
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              mobiliores eſſe minoribus. </s>
              <s id="N14031">Celerius enim (inquit) ab æqua­
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              li mouentur potentia,
                <expan abbr="mouentq.">mouentque</expan>
              onera. </s>
              <s id="N1403A">
                <expan abbr="Cauſamq.">Cauſamque</expan>
              eam eſſe </s>
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