(4.1) :
x 1 = (a 1,n+1- a 11 x 1- a 12 x 2-...- a 1n x n) / a 11+ x 1 | |
x 2 = (a 2,n+1- a 21 x 1- a 22 x 2-...- a 2n x n) / a 22+ x 2 | (4.20) |
........................ | |
x n = (a n,n+1- a n1 x 1- a n2 x 2-...- a nn x n) / a nn+ x n |
,
,...,
(4.20),
,
,...,
, (4.20) ..
, , 3:
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![]() | (4.21) |
................................ | |
![]() | , |
=(a i,n+1- a i1 x 1- a i2 x 2-...- a in x n) / a ii+ x i , i=1,2,...,n; m - .
(4.21) :
![]() | |
![]() | (4.22) |
...................................... | |
![]() | , |
=(a i,n+1- a i1 x 1- a i2 x 2-...- a in x n) / a ii , i=1,2,...,n;
m- (m+1)- (m+1)- .
(4.21) (4.22) , . : , , ..
![]() ![]() | (4.23) |