, , , " ", - , , . , .
, -. spline - , . , , . , , :
IV(x) = 0, | (5.7) |
IV - (x).
, , , . , , [ x i-1, x i] . , . i- (i=1,2,...,n) x i-1 x i;
, | |
(5.8) | |
; | i = 1,2,...,n |
- . "" , :
, | |
(5.9) | |
; | i = 1,2,...,n-1. |
(5.9) x1,...,xn-1. x0 xn. ( [ x0, xn] , , , .. ).
= 0, | |
(5.10) | |
= 0. |
(5.8), (5.9), (5.10), , 4 n n ( 4 ). , .. . , .
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