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:




:

































 

 

 

 


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, , . . , , , .

, (1)

, (2)

. (3)

(2) (3) . . . , .

, A 1 A 2 A 3 A 4 A 5 (. 3.4).

 

. 3.4.
-

 

Z = Z 0. 1 1 + 2 2 = Z 0. . N Z 0. (1) Z , , ( ).

1 2:

(4), (5).

(4) (5) . , 1 2 Z O 1 O 2. = ( 1, 2) . :

.

. .

= ( 1, 2) Z = const 1 1 + 2 2 = Z.

:

1) ;

2) = ( 1, 2) , . . ;

3) Z = Z 0;

4) Z = Z 0 , ( ). Z = Z 0

5) * = ( 1*, 2*) Z * = z (x *).

. 1 2,

= 1 + 2 2 max,

2 1 + 2 £ 10, 1 + 3 2 £ 18, 1 ³ 0, 2 ³ 0.

1O 2 , , , (. 3.5).

:

2 1 + 2 £ 10 2 1 + 2 = 10 Þ 2 = 10 2 1;

1 + 3 2 £ 18 1 + 3 2 = 18 Þ 2 = (18 1) / 3;

 

. 3.5.

 

1 2, 2 1. , .

1 2 , , , . , , 16 .

= 1 + 2 2 max; 1 + 2 2 = 16 Þ 2 = (16 1) / 2;

, , , . 1 2.

, : 2 1 + 2 = 10 1 + 3 2 = 18. max = 1 + 2 2 = 2,4 + 2 × 5,2 = 12,8.

 






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