249 



dua ergo snbstitiuione facta ciit omnibus rite reductis: 

 |rn"~'sin n ;n— " (/i — c)""' sin (m— 2) m 



4- etc. 



H- ( : T^' (A^ -t- A'/z -h A'. "4;t3)) 



-+. ri^)"-^' (A» + A'n ^ A*."^-^ ^ A^. ^JÎ±^Jl 



Va' V II 1.2.3 



(A) 



6 \n4-o 



1.4.3.4 ' 



(^)"^^(A9-i-A7/n,Aî 



n(nH-3) 



3 n(a-t-4)Ct4-5) 



, n(t-l-0('»-l-6)(nH-7) 



1.2.3 



i.a.3.4 



-i-etc. , 



ubi n =z: 1, 2, 3, 4 etc. 



et ubi 



f(7r-t-»)^ 'sin(7r-f ^î)m— Y(7I■-f-^^-2)'^ 'sin(7r4-?î-2)m) 



l 



-3 



(tt-^/z— 6) sin(7r-+-;i — 6jm-hetc.^ 



hoc est pro tt rz: o, 1^2 etc. 

 A° zzz — sin ;z m , 



n 



A' rr sin(u-4- i)m — sin(a— i)m 



A= r= -p^ [(n + 2) sin (/i + 2) m — 2 n sin n m 



4- {n — 2) sin (n — 2) wi] 

 etc. 32 



M(mohtt derAcaA. T.VJ. 



