Benedictus Stay: Philosophiae recentioris versibus traditae, libri X, tomus III - page 68

Addere non radios in corpore pondus adulto;
Nam radii decimam fi partem ponderis xquant
Molem introgredi, proprium quia perdere motum
Omnem jam fic opus, debent protrudere corpus,
Oras , quo tendunt, in eafdem, mobilitate,
1075
Qua: decima ipforum eft tantum pars mobilitatis ;
Tunc igitur* corpus totam tranfeurrere Terram,
Ultra etiam Lunam contendere tempore perquam
Exiguo debet, fextx quod partis in hora eft
Pars decima: at corpus cum non videamus abire J080
Lucis ob impulfum, neque tunc excurrere quoquam
Vel paulum , fed , ut ante , lua regione teneri,
Confiteafc, opus e ft, vel in id cum lumine corpus
Immiffam efte aliquam rem , qua: concrefcere pondus,
Quippe gravis, faciat, vcluti vapor , aut aliud , quod 1085
Aerio pelago circumnatat, aeris aura
Denfior aut 'ipfa re frigefeente coacfta ,
Corpore vel contra rem quandam exilfc folutam,
Qua: levitate Illa gravitati obftabat, ca omne
Pondus ne eliceret, quam tellus nempe repellat
icpo
Surfum continud, atque in ccrium cogat abire.
Co rpo ra1 cum teneant radiis impulfa loco fc,
Jam
quan titas materia: in to to co lu.
P H I L O S O P H I A
g ra v ita tis le gem , qui c o n te n d e re t,
nih rl adjici p otuifle , quod illud
a u g m e n t u m p r x ft it c r ic , prtftcr Iu.
cera j c u m e vid en tiflm ium fu fu -
iperiori a r g u m e n t o , id a lu m in is
pa rticu lis adjectis oriri non pofle .
i E x h ac p e rfev e ra n tia in e o d em
lo c o cO rp u fcu lo rum ten uillim oru ,
qua: n e q u a q u a m c o m m o v e n tu r a
lu d io r u m im pulfu , deducit, fatis
v a lid u m a rg u m e n tu m p ro i p f a ,
dc q u a h ic . a g it , lu m in is te.
jjilit a c c , E ju fm o d i e ft cxc: gra:
p lu m a r/ v el p apyrus t e n u is , qua:
li^jpt im p ella tu r A n gulis h o r x fc-
liu q u ad ran tib u s a b im m e n fo illo
lum inis tra & u , q u o d in terjacet in*
t e r fo l e m , & terram j a d h u c ta ­
m e n n u llu m inde acCipic m o tu m
“p r o g r e ffiv u tn • Si m o v e re tu r c o
tempore per
L
digiti partem;
m in e effer ad q u an titatem in illa
p l u m a , vel p a p y r o , u t eft cele­
ritas am ifla a lum ine ad cclcrita*
tem , q u am illa a c q u ir e r e t , five
ut eft pars decima d igiti ad to tam
d ifta n tia m (olis a terra . Q u a r e
fi tota ca lum inis m oles red iga tu r
ad mol^rn p lu m a :; ad h u c denfiras
pluma: (jlfcc m ajo r d cn fu a te lu m i ­
nis in ration e im m a n i diftantia:
folis a terra ad u n am digiti deci­
m am partem . Illa au tem lucis d cn „
/itas effet tum m a jo r denfitate ,
q u a m n u n c h ab et Jux i p f a , in ra»
tion c im m e n fx m olis p e rtin g e n tis
h u c a fo le ad e x ig u am m o le m ipfius
plum a:.
C o n c lu d it d icend o , q u i eas b i*
n as ration es n o v i t , c u m fu b d u .
<fto ca lcu lo fic ilc poffc in ven ire ,
q u a n u inde d ed u catu r ten uiras
lu .
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