8 Mr Oreenhill, On the motion of a liquid ellipsoid [Oct. 25, 



2c 2 2c 2 n a 2 -& 2 A 



" " J+tf ".?+ F+?°tf + tf + F °3 



But from the third equation of the dynamical equations, (D) 



1FTF" 6 » + (° s + 6 °> 5 - f^f a, + (6 2 + c) ?} «,, 



or 



^FTW n * +2c c ^^o 2 f-2c 6 -^ ? n 1 7 7 



I 6 2 + c 2 c 2 + a 2 j "»"• + \J+a^ " (6 + C } j "«f 



and reducing, and dividing by the factor a 2 - b\ 



a 2 -& 2 - c 2 -a 2 6 2 -c 2 f 4c 4 1 



o- + 6 2 " 3 " cM^ 2 " 2 * + FT? "^ " l(6 J + c 2 )(c 2 + a 2 ) -1 J °»°» 



+ ^ = 0; 



or the coefficient of 3/ vanishes. 





