rSCULA. 25 J 
=: H ergo muifiplicando per — - relultabit 
.3 
Jam vero fupponamus , fummatoriam qaxfitam effe v 
y cpK {ASh.q)\ASh,cp\ C h ,cd-^A'' S h.qj. clT^V-.^^^C h. (p 
— ^^'y ^ ^4?. ( ^bh.q? H-^' bh.^ . Ch . (|)-}-^~'Sh. •Ch.cp 
4-^"* Ch.(j5 - . Hujus difFerentia capiatur, & 
negiedis termmis fefe deltruentibus , pro -^Br^c^^iicp inven' 
tus valor fubllituatur 
^ 3 ^ bh.(|}'H- a^' s'h".V Ch 
j_£^_££^( H- 3 S h.9 Ch»^ 
^-f- ^'S h .cp -+ 2^' Sh .(p^ Ch.rt? 
(— 3jB Sh.cp -h^B&h.cp . Ch,(p 
+ 3 S h . (|D . C h.^'4- 3 A'\rh7^^ l 
. 2 ' 3 i 
4- 2 ^h.c]D.Ch,(|) -h Ch.q) ), 
4- 3 ^^^^ S h . 9 . C h . 9' \ 
— P B Sh,cp , Ch.cp ^ B Ch .(p ) 
Es comparatione cum propoHta nafcuntur aequationes quatuor 
i.^ ^ A + A'~-^ B—o ^ 2.^ 3 ^H- 3 ^'4-2 -^N- 9 i?=r, 3.^ 2 ^'4- 
2 ^4-3 A B~—r^ 4* ^ 4-^"'4-3 B~ 0 . Dematur quar- 
ta €x terria j & oritur 5.* 2 ^'4- 2^''— -iiB^z^ — r, Hxc fub- 
trahatur a ieciindaj& provenit 7^ A+A'-\- 11 B — i r .^-k 
hac pdma aoferatur , & nafcitur 7.^ 24 B=i r ; ergo B—-^r» 
Pofico hsc valore prima & fexta fiuot idemticse ; ergo ex qua^^ 
tuor ^-^ 5 . ^ ' 3 .4 ' una determinari poteft , prout Jibet . Fias 
A = 0, erit A = —r, — — — r , A'' — 0 . 
4 . 4 
Itique fummatoria provenit 
J .. r, 2 ■ I .2 
r j q:^ . ( S h .qp . C h . — S h . cp . C h . 9 
— ^ .r 5')' (|)^4).(bh ,(p .C h.(p ~ S h .9»C h .9 )+-^ (^^ o 
Excra- 
