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( ) . . , , , (, ), , .

( ). , , , .

.

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

: (t) ;

i - (t);

xi(tj) (t), (i - j - . (t), xi (tj) .

.1 , t.

: , , . . , , . . . , , , , .

xi (t), i =1, 2,..., , , ..

N

q [X (t)]=lim 1/N Sg[ xi (t)], (1)

N ¥ i =1

g [ Xi (t)] , q. , , g[ Xi (t) ] = xi (t). , .

k- xk (t)

T

q [X(t)]= lim 1/T ò g[ xi (t)] dt. (2)

T ¥ 0





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