Bernoulli, Daniel
,
Hydrodynamica, sive De viribus et motibus fluidorum commentarii
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HYDRODYNAMICÆ
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natis amplitudinibus foraminum M, N, R, per m, n, p, fore L P
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= {mm/nn} X B H; </
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<
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xml:space
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xml:space
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">Eſt vero B H + L P + Q R æqualis al-
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titudini ſuperficiei A B ſupra foramen ultimum R ſeu D R; </
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<
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xml:space
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B H + {mm/nn} X B H + {mm/pp} X B H = D R,
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& </
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<
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xml:space
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xml:space
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<
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xml:space
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L P = {mm/nn} X D R: </
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<
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xml:space
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">(1 + {mm/nn} + {mm/pp}) atque
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Q R = {mm/pp} X D R: </
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<
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xml:space
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">(1 + {mm/nn} + {mm/pp}), ſeu
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B H = D R: </
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<
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xml:space
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">(1 + {mm/nn} + {mm/pp})
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L P = D R: </
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<
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xml:space
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">(1 + {nn/mm} + {nn/pp})
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Q R = D R: </
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xml:space
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">(1 + {pp/nn} + {pp/mm})
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atque ſic determinantur ſitus invariabiles ſuperficierum H L, P Q, &</
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<
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quanto tempore id fiat, ſi aliter ſuperficies illæ ſint poſitæ & </
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<
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rea aquæ quantitas per ſingula foramina fluat, inferius examinabimus unà cum
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aliis quæſtionibus eo pertinentibus: </
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num B H, L P, Q R &</
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<
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xml:space
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L P = Q R &</
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">quævis iſtarum altitudinum toties continebitur in altitu-
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dine D R, quoties vaſa replicantur.</
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<
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erunt omnes ſuperficies, quæ ſunt cis foramen poſitæ, in eadem altitudine
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cum prima ſuperficie A B: </
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<
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<
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quæ debeatur toti altitudini D R. </
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tantum altitudini Q R, cujus rei ratio & </
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<
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gularum guttularum per foramina, excepto ſolo foramine effluxus, </
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