--> 2.18. . 10-11 .
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>> . 10-11 .

2.

 


2.18. ()

6

, 2.65. 1 = 6,5 ; 2 = 3,9 ; R1 = R2 = R3 = R4 = R5 = R6 = 10 . .

. (. . 2.65). b, h f ( I1, I2, I3 . .):

. : abƒg ; bcdh hdeƒ ( 1 2):

, R1 = R2 = R3 = R4 = R5 = R6 = R, :

. .

(2.18.6) I5 = I3 - I4. I5 , :

(2.18.8) , :

: I3 = I1 + I2. I3 :

, .

I2, I4 I6 , , .

7

N (. 2.66). , .

. 1, 2, ..., N, r1, r2, ..., rN R, . I1, I2, ..., IN, I.

(2.15.3) , , (. . 2.66), :

r , . , , :

(2.18.11) (2.18.12), ,

, , ε r (2.18.13) (2.18.14).

, (2.18.13) (2.18.14) ,

r , r .

8

24 , 0 = 2 r 0,3 , , R = 0,2 I = 21 ?

. . , , , , , .

N , n . :

n0, nr,

I1 , .

:

. . ( ). ,

, , , (2.18.18) ,

, , 20 , .

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