Gravesande, Willem Jacob 's
,
Physices elementa mathematica, experimentis confirmata sive introductio ad philosophiam Newtonianam; Tom. 1
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MATHEMATICA. LIB. I. CAP. XXIII.
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<
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10.</
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hi in contrarias partes moti, P velocitate ſex, Q velocita-
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fig. 2.</
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te quatuordecim, poſt ictum velocitate quatuor motum con-
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tinuat, Q ſecum ferens P.</
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<
s
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producta maſſarum per velocitates ſunt 6. </
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differentia eſt 8.</
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velocitatem poſt ictum quatuor.</
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<
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11.</
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to 7. </
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"> memoratâ, poteſt autem velocitas corporum
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fig. 1.</
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ictum ex nunc demonſtratis determinari.</
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<
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quibus diviſis per 5. </
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tem novem Experimento detectam.</
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<
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poris moti productum velocitatis per maſſam dividi debere
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per maſſarum ſummam.</
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<
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12.</
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fig. 3.</
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tem Q, velocitate decem, incurrit, poſt ictum ſimul velo-
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citate quinque motum continuant.</
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<
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municare poteſt, in hoc tantum preſſione agendo; </
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ſu ſi preſſio qua partes cohærent inter ſe ſuperet preſſionem
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corporum mutuam nulla datur partium introceſſio, & </
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deſtructa : </
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eadem eſt.</
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<
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ne in alia, ſine impactione, motum communicare poſſint, con-
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fig 4.</
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cipiendum eſt corpus Q, quod formatur revolutione figuræ
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a b c d (quæ ſemicirculo & </
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tur) circa axem a c.</
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