VoL III, No. ?•] Magnetic Liductioii in Spheroids, 451* 



[N.S.] 



n + 3 

 —y%lJ^n say, 



and it is to be remeiubered that T s / ^\ _ „2 J/x 



nnd.T^=jas/T^d,M 



F 







+ \ { \nP„ + 







1 \ ^ 1 r . dPn 



\ K + l/ n(n-\-l) L '^ 



+ \{2n-3) ^LLi df. + + 1 



V'/'^ - 1 



^* 71 



. («.-2)2 _i7„.2 = v/^»-l .-^^ + (2»-7) -i/„-4 + . . . 



<2/u. 



subtracting, 



n« -i/„= -sZ/x-^-l . (2»-l) P„_i+ („-!)« .j/, 



B-a 



-x/m«-1. [(2n-l)P,.y 



(n-l)« ^ •) 



. „3 I — ; dfi^ - ?*' t -i/» 



V^l-,xa^(2n-l)r„.i + 





.</„ (say). 



r„. 



'^\^ ^'-'-''^-'''^'-''Av^^i''' ^-"^^ 



