Vcl ipfa Icrie climin.ua crit : 



i-f-B:^(r-»)(i-4-C-B),retiC-tiBr:*{n-C-B). 

 Simili mixio fi pon.Uiir x — *•. erit j — D, et / rr: C, 

 Tnde fict: 



H- D - C = ( I - ;, ) ( I - ;o ( I - 40C 1 - aO «<^- 

 ad quAm prior ferics addita procbcbit : 



a + D - ( 3 - i - f. -H i.)(i-i. Xi-aO(^-i«)(i'c*) e*<:* 



Ac pofito .V zz i* cum flil : 



i-HE-Dr: ( i -^^) ( i— ^s) ( i -i.) (i "aO ^tc. crit 



4+Er(4-^- ri - f> + 5*4-rs - i.)(i-i0(i-is)(i-5») ctc. 

 ficque quousque libuerit , vltcrius pmgrcdi licct. 



§. lo. Potcft i^item intcr tcrnos valorcs fummae 

 feriei s , pro tcrnis valoribus ipfius x fucccfTuiis , rciatio per 

 exprcfTioncm finitam exiiibcri. Mancntc cnim pro valo- 

 re .V fumma — i, fit fi loco .r pon.itur ax, fumm.t (e- 

 rici rr. / , ct fi loco x ponatur a a x , fit fumnia (criei 

 rr u. Cum igitur iiiter / et j hanc inucncnmus rc- 

 tationem : 



i4-i-/zi:(i-j»r)(i-*)(r-,-,)Ci-*0(i-f«) ctc. 

 fi hic pro .V fcribamus a x , prodibit rclatio fimilis intcr 

 tt ct / ; 



rn-f-a=r(i— tf.v) ( i—x) (i-^) (i-flt) (i-^«) etc 

 Hinc crgo crit i-i-t — uiz^ii—ax^ii-i-j-t) fiuc 



uzz 2 t — s ~\- ax { i -t- s -t) 

 tcl s z:l ii:^'"'^'i 



Atque 



