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

Table of figures

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              fermentationes ab alia cauſa longè diuerſa depen­
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              deant, à qua producatur veluti effectus motus illę,
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              qui in fermentatione obſeruatur. </s>
              <s id="s.001646">Modò ſi oſtende­
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              rimus, quòd ſimplex grauitas fluidi ratione quadam
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              mechanica, & iuxtà leges æquilibrij inſinuare, & im­
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              pellere poteſt fluidi particulas intra poroſitates ſa­
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              lium mineralium, & vegetabilium, vndè poſtea con­
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              ſequatur agitatio, & ebullitio, quam in fermentatio­
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              ne conſpicimus, procùl dubio non licebit ex hoc ex­
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              perimento inferre motum illum antecedenter fluido
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              competere, & fluiditatem conſtituere. </s>
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              Cap, 7. de
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              natura flui­
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              ditatis.
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              PROP. CXLVIII.
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              Commotio aquæ, quæ in ſpongiæ madefactione contingit,
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              non eſt proprin ipſius aquæ, neque fluiditatem eius co­
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              ſtituit, ſed eſt effectus dependens à grauitate
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              eiuſdem fluidi.
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              <s id="s.001650">IMmergamus priùs in aqua fruſtum ſpongiæ, con­
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              ſtat ſpongiæ ſubſtantiam
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              innumeras po­
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              roſitates exiguas, & inter ſe communicantes ad inſtar
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              fiſtularum exiguarum, quæ aut aere replentur, aut
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              omninò inanes ſunt. </s>
              <s id="s.001651">Tunc nemo negabit aquam pro­
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              prio, & naturali pondere inſinuari debere intra
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                giæ</expan>
              poroſitates, quia verò hoc exequi non poteſt
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              abſque motu, & agitatione ipſius aquæ, neceſsè eſt,
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              vt ambientes partes fluidi contiguæ, & proximæ
                <expan abbr="cõ-ſequutiuo">con­
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                ſequutiuo</expan>
              quodam motu
                <expan abbr="agitẽtur">agitentur</expan>
              , dum illę intra
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                giæ</expan>
              poroſitates immittuntur, quæ commotiones inæ-</s>
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