.
, , .. . , .. , .
, . , .. . ,
s (. 1),. , . . 1
I3+I4-I1-I2 = 0 I3+I4=I1+I2 .,
:
(1) |
, p+q=n. |
(2) |
, . , ..
.. , . , - , . , .
, , . , . , .
, , , . .
, , , . , , , . , .
, .. :
(3) |
:
+ , ; + , ;
, p+q=n |
(4) |
:
+ , , + , ., , .. .
, . .
N N
, NJ , .. N = N - NJ ., N
1 N .
N1 = N -1 ; |
(5) |
N2 = N - N1 = N - NJ - N1. |
(6) |
:
.
R4 , .. .5, .. , .
(
a, b c), . a b,
(7) |
|
b) IR3 + IE2 = IR1 + IR2 IR3 + IE2 - IR1 - IR2 = 0 |
(8) |
. I II , , , .
(9) |
|
II) E2 = IR2R2 |
(10) |
, .. . . . , . 2
R3, R4 , J E2,IR3R3 + E2 +JR4 + UJ = 0 ,
UJ - J.
, . .
,
AX=B. , , .A (7)-(10). A , , . - , . (1) , , (7) J , .. .
X , .
B , , ( (7)-(10)). A .
. 2, (7)-(8) (9)-(10).
, .
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