Gassendi, Pierre
,
De proportione qua gravia decidentia accelerantur
,
1646
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E, velocitatis in D?
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Id ſanè non probas, ſed ſolùm
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ſupponis ex eo vim habere,
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quòd velocitates ſicut spa
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tia ſint.
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<
s
id
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"> Atqui hæc ipſa eſt controuerſia,
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an velocita
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tes inter ſe ſicut ſpatia ſint:
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neque idipſum, quod opus
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eſt, probas, ſed omninò principium petis, ſeu ipſam
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quæſtionem, remve controuerſam pro principio aſſu
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mis. </
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<
s
id
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">An verò dices te probaſſe,
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type
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velocitates eſſe vt ſpa
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tia?
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type
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Sed quæſo, vbi-nam? </
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prehendetur? </
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">An vbi voluiſti arguere Galileum Pa
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ralogiſmi? </
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<
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">At abundè iam
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abbr
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declaratũ
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eſt te potiùs vſum
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paralogiſmo, cùm rurſus nihil aliud, quàm principium
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petieris: vt taceam te, ſi quid habuiſti probationis, id
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poſteà negaſſe: quando negaſti
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type
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ſi prima pars spatij per
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curratur quadrante, percurri ſecundam dimidio quadrantis,
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type
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An vbi demùm protuliſti
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tuum de Bilance Experimen
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tum?
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Certè iſta vna probatio fuit tua, neque potes pro
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ferre locum, in quo alia ratione probaueris
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type
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velocitates
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ſe habere vt spatia.
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<
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id
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"> Atqui & falſum deprehenſum Ex
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perimentum tuum eſt; & quæ germana fuit Experien
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tia falſum conuicit
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velocitates ſe inter ſe habere vt
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spatia.
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<
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"> Itaque ex his ſequitur, non modo neceſſe non
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eſſe: ſed falſum etiam, atque adeò prorsùs impoſſibile,
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vt
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velocitas in D, dupla ſit velocitatis in S, & velocitas in
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E, velocitatis in D.
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<
s
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">Cùm ergo non modò probatum non ſit, ſed fal
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ſum quoque & impoſſibile ipſa Experientia ſuffra
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gante oſtenſum,
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type
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velocitatem tota ſecunda parte
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DE
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acquiſitam pręcisè duplam eſſe totius velocitatis per inferio
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rem primæ partis medietatem
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SD,
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acquiſitæ, ſimiliterque, &c.
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Quæſo quî adhûc valeas talem ſententiam defendere, </
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