88413

a

i =

(*0i - nZUdjto (N)j aUd^-n^d,²

Zhdj Eti d_£ln (JV)_t- ZT-t^tn WiZŁi^d*²

(zr=i^)²-nELi^²

s„ =

71

—₂L^k‘

N

i=l

n

71

nZŁidf²-QŁidi)²

y*

^i=i ^ui

£ = 1

ki = ln (/V)j — (a • di ± b)