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

Table of figures

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              <s id="s.001594">
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              ribus duris, cum arenæ particulæ quieſcant, nec
                <expan abbr="tamẽ">tamen</expan>
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              cumulum ſolidum, & durum efficiant. </s>
              <s id="s.001595">Ex eo igitur,
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              quod videmus in corpore duro vnam eius partem̨
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              moueri non poſſe quieſcentibus collateralibus, planè
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              deducitur, quòd non ſufficit ſimplex contactus par­
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              tium immotarum, ſed præterea neceſſe eſt, vt ſint ad
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              inuicem connexæ, & agglutinatæ, vt firmitudinem, &
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              duritiem creare poſſint. </s>
              <s id="s.001596">& ſanè ſi reuerà corpus ſub­
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              diuiſum fuerit in minutiſſimas particulas rotundas,
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              aut ad rotunditatem proximè accedentes, & careant
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              omni ſcabritie, ſintque omnes æquè graues, & in qui­
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              ete conſtitutæ, tunc eſt impoſſibile, vt prædictum ag­
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              gregatum durum, & conſiſtens ſit, nec poterit ſuſti­
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              neri, vt arena in accliui, &
                <expan abbr="mõtuoſa">montuoſa</expan>
              eleuatione, prop­
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              terea quod particularum figuræ rotundæ, & lęuigatæ
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              non poſſunt vetare excurſum, atque deſcenſum par­
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              tium earundem grauium, & proindè neceſſe eſt vt ex­
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              planentur, nec vna eius pars maiorem eleuationem̨
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              ſupra planitiem horizontis habere poterit, quàm a­
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              lia; præterea quodlibet corpus conſiſtens intra præ­
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              dictum aggregatum demerſum ſi vim compreſſiuam,
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              ſeù grauitatem maiorem habuerit, quàm particulæ
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              illæ ſub diuiſæ, facilè poterunt impelli, ac eleuari ſu­
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              pra eius libellam, & ob earum rotunditatem, & lęui­
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              tatem nullo negotio excurrere circa corpus
                <expan abbr="demersũ">demersum</expan>
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              poſſunt, idque omni ex parte contingere, atque ad
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              eius figuram accommodari. </s>
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              <s id="s.001597">
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              Cap. 7. dę
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              natura flui­
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              ditatis.</s>
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            <p type="margin">
              <s id="s.001598">
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                <expan abbr="Argumentũ">Argumentum</expan>
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              contra ſupe­
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              riorem do­
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              ctrinam.</s>
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            <p type="main">
              <s id="s.001599">Sed videamus qua ratione ingenioſiſſimus Author
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              neotericus hanc ſententiam confirmare nitatur, quòd </s>
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