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4.1. z-

s (. 4.2, , ), (. 4.2, ), ,

( N , D(s) ), , , , [1].

( D(s) ), (. (2.18) . 4.2, ). , , , . s, , [ D(s)], , , . 4.2, , , .

. 4.2

, s, . , s ( , ), (4.2) , , . . , , D , . , .

z

D(z) (. 4.3). , (2.21) .

, , s

z, (2.28), s

. 4.3

(4.4)

(4.6) , , z

(4.5), s z. s (. . 4.2, ) (2.28) z (. 4.3, ). (. 2.5, 2, ). ( , -, , -, 0 , 1 0).

. . , s z, . . . z , , , , . , z

(. (4.3) . 4.3, ).

z ( ) . , z , ( ), . . , , . , , . , z . , ( ) z , z |z| = 1. z- . , z s , , (. [1]).

z- .

, , z- ( D(z), z ) , D(z).

4.1. - . 3.5, , - , - . 3.5.

z- .

(4.8),

. . 2.1).

. 4.4

,

) , k = 1.

, (. 4.4, ), (. 4.4, ), . 4.4, :

. 4.4, , z- 2 , (4.7) , , ,

) k = 10.

. 4.4, .

, . 3.5 , k = 10.

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