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

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            <p type="main">
              <s>
                <pb xlink:href="051/01/070.jpg" pagenum="39"/>
              lib. 2. de ſpirital. cap. 3. ait. aquam non effluxuram è vaſe LZ, ab­
                <lb/>
                <arrow.to.target n="marg96"/>
                <lb/>
              lato impedimento apud
                <foreign lang="grc">Ω</foreign>
              , propter defectum ſcilicet perpendi­
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              culi prædicti. </s>
              <s>Sed ratio & experientia convincit, effluere aquam
                <lb/>
              è vaſe; & aſcendere aquam per crus internum ad altitudinem ex­
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              plicatam; quod ipſemet Porta alibi fatetur. </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg96"/>
                <emph type="italics"/>
              Error Ioan­
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              nis Baptiſtæ
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              Porta.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>Ut igitur ex vaſe AB extrahi poſſit aqua per ſiphonem abſ­
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              que eo quòd ore attrahatur aër, oportet loco Vaſis LZ adhibere
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              tubum tantæ longitudinis, quantæ eſt crus CD, imò paulò ma­
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              joris: tunc enim effluente aquâ ex tubo appenſo aſcendet paula­
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              tim aqua per ſiphonem, donec pervenerit uſque ad ſignum V,
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              quod ſuppono eſſe ſemper demiſſius quàm eſt ſuprema ſuperfi­
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              cies aquæ in Vaſe AB: tunc enim ſi aufferatur tubus appenſus, ef­
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              fluxus aquæ ex ſiphone tam diu durabit, donec tota aqua ex
                <lb/>
              vaſe AB effluxerit, ſi os C ad fundum vſque vaſis pertigerit. </s>
              <s>Vi­
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              de Salomonem de Caus lib. 1. de viribus motricibus. </s>
              <s>Vide præ­
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              terea quæ ſcribimus de fluxu aquæ per ſiphones infrà Protheo­
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              ria IV. Cap. 2. præſertim Propoſit. XI. ubi in Annotatione 2. no­
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              tamus errorem Marini Merſenni
                <expan abbr="ſimilẽ">ſimilem</expan>
              prædicti Heronis errori. </s>
            </p>
            <p type="main">
              <s>Monuit hîc, & optimè,
                <expan abbr="acutiſſimeq́ue">acutiſſimeque</expan>
              P. Paulus Caſatus
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              Matheſeos in Romano noſtro Collegio Profeſſor, quæ diximus
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              contra Heronem hoc loco, tunc ſolùm haberelocum, quando
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              ſuprema aquæ ſuperficies non eſſet multùm ſupra punctum C. </s>
              <s>
                <lb/>
              Cæterùm ſi vas AB eſt plenum, &
                <expan abbr="perpendiculũ">perpendiculum</expan>
                <foreign lang="grc">ΨΩ</foreign>
              ſuperat per­
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              pendiculum à ſuprema aquæ ſuperficie
                <expan abbr="uſq;">uſque</expan>
              ad D; poterit aſcen­
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              dere aqua, & per crus DY defluere; quâ ſemel defluente, ſem­
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              per deinde defluet, donec evacuetur vas vsque ad punctum C,
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              quoniam perpendiculum DY ſemper manebit longius quàm
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              perpendiculum CD. </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              §. IX.
                <emph.end type="center"/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="center"/>
              In aquarum elevatione vi attractivâ, habenda eſt ratio
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              perpendiculi ſolùm illorum tuborum, per quos aqua,
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              non per quos aër vehitur.
                <emph.end type="center"/>
                <lb/>
                <arrow.to.target n="marg97"/>
              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg97"/>
                <emph type="italics"/>
              Tubi per
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              quos aër de­
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              fertur in
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>NOtat optimè Ioannes Baptiſta Porta lib 2. de Spiritalibus. C. 6.
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              & nos etiam ſuprà in fine §. VI. inſinuavimus, in Machinis </s>
            </p>
          </chap>
        </body>
      </text>
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