.


:




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11




7. , ?

8. .

9. .

 

17.

 

17.1

.

(17.1)

, .

:

(17.2)

. , , (17.2) :

(17.3)

:

(17.4)

, , , (17.4) .

, ,

(17.5)

(17.5)

(17.6)

 

(17.6)

(17.7)

, (17.6), (17.7).

, ,

:

.

17.2

17.2.1

 

4, 6, 10 . , 18 . , , . . 4, 10, 4 10, 4, 4 .

: , .

.

. . . . .

. . . . .

:

.

 

17.2.2

 

1, 2, 3, 5, 10, 15, 20, 50 ( ). 73 .

, :

.

, , .

(1, 2, 3, 5, 10, 15, 20, 50; 73)= (1,2,3,5,10,15,20;73)+ (1,2,3,5,10,15,20; 23).

0, .

. :

(1, 2, 3, 5, 10, 15, 20; 23) = (1, 2, 3, 5, 10, 15; 3) + (1, 2, 3, 5, 10, 15; 23)

5, 10 15 , , . . :

(1, 2, 3; 3) + (1, 2, 3, 5, 10, 15; 23) =

= (1, 2; 0) + (1, 2;3) + (1, 2, 3, 5, 10; 8) + (1, 2, 3, 5, 10; 23) =

= 1+ (1; 1) + (1; 3) + (1, 2, 3, 5; 8) + (1, 2, 3, 5, 10; 23).

, (1, 2; 0) = 1; (1, 2; 3) = (1;1) = 1; (1; 3) = 0;

(1, 2, 3, 5, 10; 23) = 0. :

1 + 1 + 0 + (1, 2, 3, 5; 8) + 0 = 2 + (1, 2, 3; 3) + (1, 2, 3; 8) = 2 + 2 + 0 = 4.

, 4 .

, .

 

17.2.3 (10 )

 

, , , : 1, 2, 3, 5 .

(1, 2, 3, 5; 10) = (1, 2, 3; 10) + (1, 2, 3; 5) + (1, 2, 3; 0).

, , .

20 :

5*2; 5+1*5; 3+2*3+1; 2*4+1*2;

5+3+2; 3*3+1; 3+2*2+1*3; 2*3+1*4;

5+3+1*2; 3*2+2*2; 3+2+1*5; 2*2+1*6;

5+2*2+1; 3*2+2+1*2; 3+1*7; 2+1*8;

5+2+1*3; 3*2+1*4; 2*5; 1*10.

 

17.3

 

1.

2. .

3. , .

4. .

5. ?

6. (10 ).

 

18. .

 

18.1 . .

. (. 18.1) , :

- ,

- ( ) , .

18.1

 

( , ) . , , ( - ) . , .

. , , .

. ( ) . , , . ().

. , .

, .

. , .

, .

. , .

. , , .

. ( ) , ( ).

. , ; ( ), .

. 18.1 ( ), ( ); 1 2 ( ); ( 2); ( 1 4); ; 5 ; 6 . 2 , 4 , 1 ( 2 ).

 


18.2 .

. ( ) , :

- ,

- () , .

. , , .

, : , (. 18.2). , , , .

18.2

. . 18.2 : ; ; ; .

18.3

. , , (. 18.3) , , .

.

18.3

18.3 , .

. , , .. . .

. ( ).

. , .

. , .

. , () .

. , () , .

. . 18.4 . , .

 

18.4

. (. 18.5), f , : A B, A B, . . .

 

18.5

. ( ) , ( ) .

. , () .

. , . ( ) .

, , , . , .

. ( ) , ; ( ), , .

, :

- , , , ;

- ;

- , ( ), (-) , ( );

- .

. . 18.6. : (5, 1, 2), (5, 6, 3, 2), (4, 5, 1, 4, 2) .. , . (1, 4, 5).

18.6

 

, , , , , , . , .

. , .

. ( ) .





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