Borelli, Giovanni Alfonso, De motionibus naturalibus a gravitate pendentibus, 1670

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              <s id="s.002924">
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              Cap. 13. cau­
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              ſa rarefuncti­
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              onis glaciei
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              affertur.</s>
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              <s id="s.002926">Ex his omnibus concludere licet, nedùm extra
                <expan abbr="mũ-dum">mun­
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                dum</expan>
              ſenſibilem ſpatium vacuum admitti debere, vt
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              ſupra oſtenſum eſt, ſed etiam intra corpora diſſemi­
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              nata ſpatiola omninò vacua neceſſariò ponenda eſſe,
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              vt propoſitum fuerat. </s>
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            <p type="main">
              <s id="s.002927">
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              Quare inter fluida ſola aquea corpora cùm
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              ingen­
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              ti vi augeantur mole rationem reddere.
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                <emph type="center"/>
              CAP. XIII.
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            <p type="main">
              <s id="s.002929">EX doctrina ſuperiùs tradita, coronidis loco, ten­
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              tabimus rationem reddere problematis admi­
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              rabilis; quare ſola aqua, & cætera fluida aquæ
                <expan abbr="naturã">naturam</expan>
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              participantia, vt ſunt vinum, humores animalium,
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              & plantarum, ab intenſo frigore nedùm non conſtrin­
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              guntur, & ad minus ſpatium rediguntur, vt contingit
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              in reliquis corporibus duris, mollibus, & fluidis; ſed
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              præterea
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              mole
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              , ſcilicèt rarefi
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              unt, & hoc fit ingenti vi. </s>
              <s id="s.002930">Cùm ex vulgi loquendi vſu
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              denſitas à duritie non diſtinguatur, & fluida corpora
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              cenſeantur rariora eſſe corporibus denſis, & duris,
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              facilè ſuadentur nonnulli
                <expan abbr="quotieſcũque">quotieſcunque</expan>
              corpus flui­
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              dum, vt aqua induratur, & glaciei
                <expan abbr="conſiſtentiã">conſiſtentiam</expan>
              acqui­
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              rit; à vi frigoris, condenſatam fuiſſe, non verò rarefa­
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              ctam; quia verò inter rare factionem, &
                <expan abbr="condenſatio-nẽ">condenſatio­
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                nem</expan>
              hoc diſcriminis intercedit, vt in illa parua materia
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              ſeu ſubſtantia corporea grande ſpatium occupet,
                <expan abbr="cũ">cum</expan>
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              in hac è contra copioſior ſubſtantia corporea minus
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              ſpatium, & magis reſtrictum expleat; cùmque
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                tiſſimè</expan>
              corpora omnia tum dura, cum fluida ab actio­
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              ne, & vi caloris, & ignis rarefiant, & maiorem fluidi-</s>
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