SERIERVM GENERE. 215 



C or O 1 1. 2. 



§. 31. Subftituatur hic valor tam in prima , 

 qnam iu fccunda aequatioae ac peruenietur ad ilks 

 aequalitates 



»~ / X) A-i — Ca- 



quarum haec per iilam diuifa praebet 



a_ C p — B j 



a — B (i — A &• 



Coro 1 1 . 2' 



§. 32. Statuamus nunc aniya, et ^zii^S^lS 

 vt prodeat 



C-B| 

 ' B — A 5 ' 



vnde (equitur 



V — ^ — Ay» — » B5__i-C 

 • B — A6 



prima aequatio transformatur in hanc *. 



y — g — — y — 7 



vnde fic 



a — 



(A 7^ — Cj ( 7 — 5)' 



. Coroll. 4. 



§. 33. Valorem autem ipfius y fubftituendo 

 reperitur 



A V » (B^AffJ' 



hinc- 



