2Ô0 
§• 10 * 
Inventis his simplicissimis, qui ex (a) et (5) derivari pos- 
sunt, mtegralium definitorum valoribus, ad alias jam pergamus, 
formulas et in specialia, quæ ex his fluant, integralia definita 
inquiramus. Consideremus ergo summam et differentiam harum 
functionum 
/ (fl + flff 8 ) 
et / (a -f- cc e 
- 2 /ArV * 1 
) 
ubi / et A sint numeri positivi nihilo majores, et / insuper nu^ 
merus integer; atque designemus brevitatis causa summam per 
H et differentiam per K \/ -1 > ut 
TT r / . 2/A*V- 1 , , -2/AaV-1, 
H — ■ / (ci -f- cc e } -f" / a ^ ) 
K = 
„ 2/A*V-l ~2lÅX\/-l 
f (a -f- ci, e ) — / (a -f- ct e ) 
V-* 
Fiet ob formulas has cognitas 
mxy - 1 -mx\/-i 
e “1“ B ZZZ 2 Cos tux 
mxV-i ~mx [/- 1 
e — e 
V” 1 
2 Sin mx 
& S ( \ , d fn /■> , a Cos 4 /Aat 
= /W + *7 Cos 2/A* -f- a 2 etc. 
da 
da 1 1.2 
K d a / Sin 4 /À* 
— = « — - bm 2/A* -f a 2 4- etc. 
da da 2 - 
2 
1 . 2 
