W ,
W = W + Wi, (6)
W ,
W =woP + woQ, (7)
wo - , /; (1);
wo - , /; (2);
, ; 22 5 [1];
Q , ; ( );
Wi , ;
Wi = i (P +Q), (8)
i (),%0 ( ).
(7) (8) (6), ,
W =(wo + i) P + (wo + i)Q. (9)
W (9) :
) v v ;
) v 
v ;
W , .1.
1
W
| Vp, / | V, / | V  , /
| V, / | |
| wo, / | ||||
| wo4, / | ||||
| wo6, / | ||||
| wo, / | ||||
| W, |
2.
