0, 1, , k, (8.15)
: 0 , , :
k+1 = k +λ∙ l, (8.16)
l = (l1, l2, , ln) (.. ), λ , . l λ , (8.15) *. k ( k0 *), , , .
Z/l, , l .
Z , ( ) l Z (- Z) (8.16)
k+1 = k +λ∙ Z(Xk), λ>0 ( Zmax) (8.17)
k+1 = k -λ∙ Z(Xk), λ>0 ( Zmin) (8.17′)
, (8.15) (8.17) ( (8.17′)), .
λ k+1, k (8.17) k+1 .
λ . . 8.3, Z, 1, .
λ , ∆Z k k+1 ( Zmax) ( Zmin), .
, λ (8.17) ( (8.17′)) , λ ∆Z = Z(k+1)- Z(k). ( , k+1 k , .. Z(k) ∆Z(k) , ∆Z λ).
∆Z k+1 (8.17) k, Z(k)= , , :
(8.18)
, :
(8.18′)
(, . , l1=(2, -1) l2=(3, 5), l1l2 = 23 +(-1) 5 = 1. , ).
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, , k+1, (8.17) (8.17′), , λ (8.18) - .
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, , .8.4.
. (8.17) (8.17′) Z(k)= , .
, . , , , 0 (8.17) (8.17′), , Xk (. 8.5-). Xk X ′ k, , , .
, , , .. (. 8.8-).
:
(8.19)
X0, , Xk, Xk+1
( (8.19) ), X0, , Xk , Xk+1 . , Xk+1 (8.19).