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  1. I.
  2. I. .
  3. II . .
  4. II. ֲ
  5. II.
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  7. II.

. .

. , ..., = ( , ..., ) , = ( , ..., ) f (y) = f ( , ..., ) .

() = f( , ..., ) ,

() - ( ) = ( - ) + ( ), = ,i= .

-: f (y) , , , = ( , ..., ) , f(y)-f( ) = , = . , , , : = , , = = = . ϳ , ..., , :

() - ( ) = ( - ). , , , , :

- = ( - ), = , i= , .

ϳ , :

() - ( ) = ( - ), = .

, . , () , . . .

f (x) . : f(x)= f( ) + ( ) ( - ) + ( ). = - . f (x) , = f (x) . :

f (x) = f( ) +df( ) + ( ).

. , ..., , f( , ..., ) = ( , ..., ). () =f( , ..., ) , : d ( ) =df( , ..., ) = = = = , = . , df( , ..., ) = . (*)

, ..., , (*) , - , = , - . . .

f (x) G . = . ³ 2n .



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