MOTA 5* - DI ALESSANDRO DORMA. 



20' 



e, [l3], 



sen am (U3, A',) = ( i -1- A:' J sen am -^ sen am -^(2 Kj-t-Uj) 

 sen am (Vj , Aj) =(1 -i- A'4)'sen am -^' sen am -^ (2 K3-+- V,) 



2 1\3 2J^3 



K X K 



sen am (X3 , A-3)=(n-A' )'sen am -\r^ sen am -^ (2 K3-+-X3) 



jK, 



sen am ( Y3 , A-3) = ( i -t- A' J'sen am 1^' sen am -^ (2 K3 -4- Y3 ) 



2 ÌV3 2l\3 



K 7 K 



sen am (Z3 , A3) = (i -t-A'J sen am -^' sen am -j^ (2 K3 -t- Z3) 



(Mod. kj J 



così la [16] si trasforma in 



sen ani (« , A) 



u 



■.(i^k',){i-.k\y{i^k',y(i-.k'Jserxan^^ 



^K 



K K 



X senam^(i6K-HM)senam-^(2K±«) 

 2 Iv ' 2^K^ 



K 



K, 



w 



X sen am — ^ ( 1 8 K ± m) sen am — i^ aK ±: m) 



2''K^ ' 2''K 



K K 



X sen am— 4r(2oK±«)senam— ^(6K:±i/) 



2^1\ ^ ' 2'K^ ' 



ir 



X senam-^(22K±M)senam^(8K-H-?f) 



2^K^ 



Fella [.4] 



K 



X senam— 4r(24K-i-M) 



2*K^ ^ ' 



K, 



(Mod. kJ. 



^(i8K±m) si può sostituire — ^(i4K±m) 





K 



^(i2K=ta) 



