48 DE SERIERrM. 



A/--»-B--t-Cr»-4-r >r»i->-Er t»-f-yt»-f-Gr«-t- tte. 



J — ai-_H6J-H7''-t^»"'s-M'i*-f?sM-»K"'-»- '"=• 



Coroll. 7. 



^. 19. Qiiicuiiquc cxgo huiubmodi vdlor pro j in 

 acquacionc : 



aly , a*Uy , a»J»y . o*d*v , 



o — .Ti-^- ITTHi -+- .~777r-h ,.,.,..j/. -f- etc. 

 (iibrt't.iacur , :\cquiuio proJibit identica : feu fcries proue- 

 nict mti litJ , cuius fumm:! crit ~ o. Pro dilfcrcntintio- 

 nibus autcm co;uin lis tencndum cft cflTcj^ — ^ ct j^— -7^ 

 ideoquc pcr (ubllitutioncm ditfcrcntialia d x lc mutuo vbi- 

 que toUcnt. 



Scholion i. 



§. 20. Notiri ctiam mcrcntur f ;Aores , in qnos ex- 

 prcflV) AlgcbraicA infinit.i -. ^ -^ ]"^-\- -^^ -^ -^^ + -^^ 

 •+- etc. lupra e(l rcfoluta. Cum cnim primus fictor (im- 

 plex fit — s , et rcliqui trinomialcs in hac foimw gc- 

 ncrah contincantur : i -i- ^ -+- ^j^ \ fi loco k (iicccfliuc 

 ponantur numcii i , 2 , 3 , 4 , ctc. Ponamus brcuitaiis 

 gratia : 



critque pcr f;i(ftorcs inhnitos : 



quomm faclorum , cxccpto primo, numcrus cft infinitus ati]uc 

 — ;«. Sit igitur ;/zz:::w (cu« — a/», ac ponatur z~2v 



cnt . -H— -H,. -7:7 -+-..., ..-I- «c. 



idcoquc 



