EX DJTO TERMINO GENERALI. 17 



kx fc Iwbebunt vt fit gz=«A-^-'; fj—n{n-j )(n-2) 

 A-"-^; '^^'^—n(n-i){n-2)(n-^){n-^)x'^'- etc. 

 His igitiir valoribiis liibftitutis erit terminus fummato- 



rius feriei propofitae S =^1^^ ^-f" -^"J^ 



y^fw-ilf^-a ^.v"-^ ;; («- I ) (» - 2 ) («- 3 ) (w- 4) .v"~^ 

 2. 3- 4- 30 2. 3. 4. 5. 6. 42 — 



n{n-i) («-( 5) A-"-'^ 7i{n-\) {n-^)sx^—^ 



2.3 8. 30 2.3 10. (55 



n (n- 1 ) («— io)6gi a"— ' ' «(«- 1 )--(«- 1 2 ) 7a'"''" 



^2.3 13.2730 2.3 14. 6 



n(n-i) («-14) ^61-! X''-'' 



; -+- etc. Ad 



2. 3 16. 510 



quam Iciicm, quousque opus efl: continuand.im , opor- 



tet, Yt fuperior illa feries a,g,y, etc. eousque con~ 



tinuctur. 



§. 23. Ex hac igitur generali fummatione feriei 

 cuius terminus gt-ueralis efl: .v* confici polTunt fummae 

 fpccialium ferierum poteltatum vt fequitur: 



/v' - f H- r 



4 



To/«. /7//. C /.v^=: 



—1— '^ 



