Huygens, Christiaan
,
Christiani Hugenii opera varia; Bd. 1: Opera mechanica
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HOROLOG. OSCILLATOR.
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<
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<
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<
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<
s
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xml:space
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<
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oſcillationis ad figuræ lineæve planum rectus eſt.</
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<
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xml:space
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">Quando pondera in rectas lineas duci dicentur,
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/>
id ita eſt intelligendum, ac ſi numeri lineæve,
<
lb
/>
quantitates ponderum rationemque inter ſemutuam
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exprimentes, ita ducantur.</
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<
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xml:space
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">HYPOTHESES.</
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<
s
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xml:space
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">SI pondera quotlibet, vi gravitatis ſuæ, moveri
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incipiant; </
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<
s
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xml:space
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">non poſſe centrum gravitatis ex ipſis
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compoſitæ altius, quam ubi incipiente motu repe-
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riebatur, aſcendere.</
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<
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">Altitudo autem in his ſecundum diſtantiam à plano hori-
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zontali conſideratur, graviaque ponuntur ad hoc planum,
<
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/>
ſecundum rectas ipſi perpendiculares, deſcendere conari.
<
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</
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<
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xml:space
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">Quod idem ab omnibus, qui de centro gravitatis egerunt,
<
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vel ponitur expreſſe, vel à legentibus ſupplendum eſt, cum abs-
<
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que eo centri gravitatis conſideratio locum non habeat.</
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<
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<
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<
s
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xml:space
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">Ipſa vero hypotheſis noſtra quominus ſcrupulum moveat,
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nihil aliud ſibi velle eam oſtendemus, quam quod nemo un-
<
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quam negavit, gravia nempe ſurſum non ferri. </
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<
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">Nam primo,
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ſi unum quodpiam corpus grave proponamus, illud vi gravi-
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tatis ſuæ altius aſcendere non poſſe extra dubium eſt. </
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<
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dere autem tunc intelligitur ſcilicet, cum ejus centrum gra-
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vitatis aſcendit. </
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<
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<
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">idem de quotlibet ponderibus, in-
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ter ſe per lineas inflexiles conjunctis, concedi neceſſe eſt,
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quoniam nihil vetat ipſa tanquam unum aliquod conſiderari.</
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