
178
' = $, # > -
" $ . ? -
G
0
= G. C $-
[(G
0
), = >, # -
!
f (x) t [(G
0
), x G
0
, (19.3)
$ $ x G
0
, f(x) = $ t [(G
0
),
$ [(G
0
) ! => > Z. [(G
0
) =
G
0
, # !, $ ! 8* ,
# f(8*) = [(G
0
), $ 8* — ’ (f(x)
= $ > [(G
0
), = , # "
> => , "> G
0
’ ").
&$ $ G
0
=
)1(
i
G
, #$
)1()1()1(
1
0
,
jii
n
i
GGGG , i, j, i z j (19.4)
@ =
)1(
i
G
! => >
)(
)1(
i
G[ . ;, #
0)1(
GG
i
, t[ )(
)1(
i
G [(G0) = -
> [ = G
i
>! $" , = G
0
.
'!:
)()(
)1(
11
)1(
min
i
ni
GG [ [
dd
X
. (19.5)
J# ! 8*
)1(
Q
G f (x*) = )(
)1(
Q
[ G , 8* — -
( ! , # F*
)1(
Q
G , , # 8*
! (19.1)—(19.2)).
J#
)( f(X)
)1(
Q
[t G ,
Q
G X , =
)1(
Q
G =! -
> << $> G
0
(4) =
)1(
i
G
Q
2,1 ni . ; =
)1(
i
G
)1(
i
G
Q
)2(
i
G 2,1 ni .
j,iGGGG
jii
n
i
z
)2()2()0()2(
2
1
, (19.6)
(19.5) . ., , $ -
. % , # "
=> > =,
" = -
, < =< $ d
< =
.