Gravesande, Willem Jacob 's
,
Physices elementa mathematica, experimentis confirmata sive introductio ad philosophiam Newtonianam; Tom. 1
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MATHEMATICA. LIB. I. CAP. V.
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verſum ſuper plano expandere non autem poteſt propter cohærentiam
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tium guttæ, vireſque oppoſitæ in e & </
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">f ſeſe mutuo deſtruunt, guttaque, ſi pla-
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na parallela forent non moveretur. </
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xml:space
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">Nunc vero, quia actio attractionis per-
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pendiculariter dirigitur ad vitrum, oleum in ſpatio flh a ſuperficie fg attra-
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hitur, ceditque, quia nulla actione contraria deſtruitur hæc, quo motu agi-
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tatur tota gutta cujus partes cohærent inter ſe. </
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<
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xml:space
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partem verſus in qua vitra concurrunt, quamdiu inferius plani inclinatio ad
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horizontem talis eſt, ut vis, qua gravitate ſuper plano conatur deſcendere,
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minor eſt illâ qua ex attractione ſurſum fertur.</
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<
s
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">Ubi autem exigua eſt inter vitra diſtantia attractiones oppoſitæ ſeſe mutuo
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juvant’, viſque magis augetur quam ad inſtar diametri guttæ, quod augmen-
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tum in ratione diametri ex ſuperius demonſtratis deduci facile poteſt.</
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<
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<
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">MOtus eſt tranſlatio de loco in locum, ſive continua loci
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mutatio. </
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plex eſt, & </
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de motu dicendum.</
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<
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<
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1.</
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patur.</
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<
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2.</
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corporis reſpectu aliorum corporum.</
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<
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verſa.</
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<
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<
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<
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lativum.</
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<
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neque ad ſucceſſionem idearum in Ente intelligenti, ſed ſua
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natura ſemper æqualiter fluit.</
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<
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3.</
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<
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porum menſurata, hoc ſolum ſub ſenſus cadit.</
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