JUPITER AND SATURN. 



119 



ip3,0 



''^3,0 — 



—4V (380 + 152 D+2iD2+D3)x 

 [i+<72{25— D— D2}+a^{25— D— D2} {27- 



~D— D2}+&c.]Z^5,i, 

 but here, as already stated, the terms factored by powers of {sine 

 •of semi-indination) are omitted. 



The chief term of the second part is e% Pr; \ and so on. 



With the above Hmitation we have : — 



