. . , , - , , (11), (10). () :
(12) =+1-2+--+- +,
,
1 ( ),
2 ( ),
,
,
,
,
(/) ,
, .
, =0, :
(13) =1-2+--+- +
(13) ( ), :
(14) =1-2+--+- +,
1 ( ) ( ),
2 ( ) ( ),
( ) ,
( ) ,
( ) ,
( ) ,
( ) (/) ,
( ) , .
- . . , .
|
|
, N=const N. , , ( ) . , , S, . , 1-2 .
, :
(15) =--+
, , , , . , , . , . .
, () ( ), () ( ), ( ) () R, . , () ( ), () ( ), ( ) () R, .
, ==. (15), :
(16) =-
, >0, ,
(17) <cc,
.
1 1: