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 n n 
      1  a ( ) x      ,1  a * ( ) x  *  ,
  j 0 n  ,j   j ,  j 0 n  ,j  j ,  
10  1 ( )  f  ( ),  2 ( )  f  ( ),  ,  n ( )  f ( N ) )
(

 k1     (  ) k
) k (


f  f  )   (  d)  f,  )  f ) k (  
(  ) ( 1 ( ( ) 0 ! k ( 1 )!
0 0 0

11 1        

(   p k )   1  1 ,2  2 1  sin  2 1    1  1 ,2 
k
2         
k 2   1   1  
1 x 2 n
 n , 1 ( ) x  ,
( 2 n )!  n
1
12  i 2
1 1     
 i    1  1 ,2  2   1   1  1 ,2  2 
( 2 y )!  i      
2   1   2

 a
  1 1 ,
1 ,2
 a
2 2
13 x 2 x 4 x 2 N
 ( , x  )  f ( )   ( )   ( )  
3 э , 2 1 2
! 2 ! 4 ( 2 N )!
x 4 * x 6 * x 2 N 2
  1 ( )   2 ( )  
3 ! 3 5 ! 3 ( 2 N 1 )!  3

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