Wi

^^*= (i^)1 S t^^' ^^^ "^ ^^' ^°^^ " i ^^'^^""^ ^ 2rHo)]3r|(o)S^ (o) j

i* \2Wi /

T. et M. — II,

(i) Jk= ^-^ = ^g'^ + ^y^'+ay * +...

-, ^4(0) \ — "xq -Ariq''

2r3(o) 1 + -xq -\-iq'*-i- ■2q'^^.

v/e, — es

y/e, — es

Vei— es

^n^ ^r'= il = r(»-y)(i-^^)(»-yM..--|^

4(^1-27^1) 8 27|(o)2r«(o)&Uo;

FORMULES. 2D9

(i) -^{x) =\/k =z \fi.q^ — z= s/iq^ -^^ = ^ïq^—

(.) H^)=yk'=f=.^^