(,,) , 1 Î , 2 Î U, 1 = (, ) 2.
. 1 1 ( ) 2,
(1, ) ³ (2, )( (1, ) (2, )), Î U.
1 2 ( ) 2,
(, 1) £ (, 2)( (, 1) (, 2)), Î .
2 2 ( ).
, .
1. , , , .
2. .
¢ = (¢,¢,¢) (,,), ¢Ì , U¢Ì U, ¢ . ¢ . , ¢ U¢, . ¢.
3. = (,,) , ¢ = ( ¢,,) , ¢ 1 , , ¢. (, , u) ¢ .
4. = (,,) , ¢ = (, ¢,) , ¢ 2 , , ¢. ¢ .
5. ¢ 1 3, ¢ 2 4, ¢ = ( ¢, ¢,) = (,,).
6. (, , u) = (,,) , (, , u +) (,,+), , 0.
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7. , = () u,
(j = )
2: = (,..., ,..., ) 2 :
(i = )
: , (, ) u , , (*) (**). , (*) (**)
,
.
, (*) (**) (***). , . ( 3 3 6 2 ). , 2 3, .
= .
, ( 1 , 2 ). . , 1 5.
. , ( ) . , .
3. = (,,), = 1, 2, 3, 4; = 1, 2, 3, 4, :
0.
. , 6 1 = (,,), 1 = . 1
£ 1 . , 1 ³ , , 2 .
, 5 , 2 = ( 4, 1, 1) 1. 2
.
, ³ . , 2 ³ . 5 , 3 = ( 4,2, 1,4, 2) 2, 1. 3
.
3 , ..
= ,
3 , .. . ( ) 3. 3 , , .
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, 1 1 3, 2 1
,
.
, 2 2 3 , . , 3, 3. , 1.
, = (, 0, , 0) 1, = (0, , , 0) 2 1, 1 . 4 (,, ).
2 2.
2 2
, . , , 1 2 . , , . ( 1) , . , , 1 1 . , 1 , 11 = 12 = u
.
, 2 . , 4 , .
= (x, 1 - x) 1. 2 , 1 , (. 7)
, u ¹ 0 , . ,
1 ( 1 , ), . , u ¹ 0 , . , . ,
;
.
, 2 = (h, 1 - h)
.