Opuscula. 279 
Huic addatur prima du£!a in 22 , & proveniet 7.® 6$ A=ii r ; 
Ex hac hujufmodi valores eruuntur A=:-'f^A=:y-rg 
^ —-~v.A —~~^ri erfifo inteorralis erit 
1 1 : -3 22 — * ^ ———2 3 -3 
Sc, H- — Sc.(p .Gc^ f — S c.<|?.Cc.9 Cc .(p 
* — 2 (p. ( S c . 9' + S c . (p • C c . (]D 
H-^Sc.q?.Gc.Q) ~::^Cc,(& . 
65 ^ . ^5 
UlEimae fummatorix,& reh^qu.-c , quae proveniunt , eadem me« 
thodo tradentur: refultabit tandem formula nullum fignum 
fummatorium invokens , 
Exemplum tertium . Suppofito /»—5, ^ g~ 1 yin.^ 
tegranda fit formula j^(pVd?. S c . .Gc.(|? . Supponamus 
fummam elTe j> $5., { ASq ,0^ A' Sc * ,Cc.© 
4- S~cT9^ , C cT^% A'' S c. (p . C c. 9^ + cTT^"^) 
— 5 . ^jy ^ (p . ( S c . (]: H- S c . 9 . G c . ''f 
H-^" sTT^ . cTT^V A'" Sc.(p. c c7^^ h- ccT^t 
Hujus formulac capiatur difFerentia omiOis terminis ilh's,qu! 
a (ignis contrariis dedruunrur 
, / 2^Sc.& +1 A S C.Cp . Cc.(LH-2 ^''S Q.Cp .Cc.o 
y +^ASc.(p.Cc.cp-h^Abc.cp Cc .Cr> 
( — Sc.(j)~2^*'Sc.q[} Cc. cd— 3 ^'Sc.9.Gc.(^ 
+ 2 S c . (p c . cp V 2 A" C c . (9 ^ 
——3 -A ^ 
4- 2 j^'* S c .(p G c . cp -1- A'' C c . ^ j 
— 4 ^*"' S c . » C c . cp 0 ) 
Comparatio hujus cum propo/ita praebet aEquationes quinque, 
1.^ 1 A ~~ A z=zo, 1.^ ^Jl-^iA — 2 A'—o^' 3.^ 3 2 A' 
Quinta addatur quartac div^ifx per 2 , & prodit 6^ A'-hi A"=zo.. 
Sextaducta in ^ addacur tertiae duclx in 2 , & oritur 7.^ <5 
+ 7 ^''=2r.Ex feptima addica fecundac dudlae in - defceii» 
