Fur 



erhíilt man 



Die Entwickluug nadi líernoulli'sclieu Fiinctionen. 43 



+ 3! [y] ^'^''' + 4! (y) ^^^^^ (^^) 



sin^^ = 5,(á;) — — — ^^C^) 



-^(f)X(^) + ^(f)'^,(^) (51) 



— 00 <; <;; -]- 00. 



^ I cos I 4 



T" ;r _^iU (4ď-hl)! 26"+^ '''+''^^^ 



"^ "^ \ V2 " ,..,f^ . ..T47+3)T2^ ^^-' ^^^'^^ • (^^) 

 e. cos -j :. = 1 + (V2«r_ i) ^ ( '!?_ B,„(^, 



1 , , --í ^ ( 1 V3r4fir+1 



;r^^ij (4(y i 2) ! 2*"-+-^ ^^° f-'l^J 



