eric 
( *49 * 
Vis ergo verfus C ex omnibus his viribus refultans, 
m— i > 
ir(b h -\- r) 1 , p r n 
(a -j- b 
a 
f hfb -\- hf) 
T + 1 * 
Goncipiendo ergo ut in primo problemate coium- 
mam C D, ex infinitis cylindrulis r compofitam, ha- 
bebitur p ^r(bh + r) (b b + rbhr-\ - rrj 
m— i 
2. 
(a + &)“ 1 
~ ^ r > quod asquari debec alicni 
m+i 
conftanci ponderi. Erit ctgp — (&b-\-ibbr-\-rt') 2 
° ^ i T~ / „ i Amu 
n+i 
-f- r. (a -\-b)' 
f b hr fhhrr ^ 
(» -f -i). a n a -)- ^ ( a -j- b) 
Ut corrigatur hax sequatio, oportet quando h — i 
efle r = a-, tunc ergo habetur ir '^ a — -*-? a 
fab f a a 
+ 
m + i »-f - 1 
i (<* + 
> 7 r {b~b-\- xb hr r r)~I 
(z» -fi-.i) (« -}- £) m 
I* £ r r 7r (^4- i 
x 4 - 
= A. Et sequatio coredfca, erit 
rnt J' 
, /r“ +I fbhr 
1 49 
p a fab 
n + 1 
-j- b 
K k X 
Vci 
