) ^s( 



•>^.<^ I aS ( ^eSfim 



bus inuentls, ciim hinc fiat 



fziaa, f-(a-{-Q]a, /"-(a + a$)a, /'' = (<x+ 3 0)«, etc. 



g- {cx. -\- -K ^) a - a. b , ^ - {a -\~ ^ -{- X 0) a ~ [a -{■ $) d, 

 g" - (a + 2 e + X 0) d! - (a + 2 ^) ^, etc. 



j57=:(a + Xi)^, h-{a-\-$ + X$)b, h"=(a-i-Q-{-2K^)I;, ctc. 



inde formabitur fequens fradio continua: 



gaA— (a+Xaia—g &+(« + !?) f« + X9:ia5 



B (a+5+XffJa — (at+3)6+ ra+29)fg4-9 + X9)a5 



cuius formae vberiore euolutione fuperfederaus. 



VII. Euolutio formulae. 



§. 34.. Hinc ergo fit 



ds—^i—x^^-^inx^^-^dx '-[n-{-'K-a)x'^ dx-ax^^dx^ 



hinc igitur fi poft integrationem \bique ftatuatur .r — i, 

 quippe quo cafu fit s — o, habebimus hanc redudionera : 



njx''-' d X c''-'' {1 -xf-' — {n ■\--k-a) fx^^dx €"=" {i - x)^-' 



+ ayA'"-*- ' </A-f''* (i -xf-\ 



§.35. In his ergo formuhs exponenti n valores 

 vnitate crefcentes tiibui debebunt, tum vero hic mini- 

 mum cius valorem fumamus «~5, atque valores htera- 

 rum A et B cx his formulis erui oportebit, ponendo , 

 poft integrationem x zzz x, 



A=fx^-'dxe''='{i-x)'^-', B-fx^dxe'"'^!-^)^-' 

 deinde vero ob hos valores: 



/=5, 



