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. , .

:

( ~ , n () = , n () = = .

n () = n () = : .

.

1. (" a Î N 0) [ = ] .

2. (" a, Î N 0) [ a = => = ] .

3. (" a, , Î N 0) [ a = Ù = Þ = ] .

.

, , .

. , < , ~ 1, 1 Ì n () = , n () = .

, , > .

. - , , 2 < 5.

. 2 = { , }, 5 = { , m, n, l, }, .. 2 = n (), 5 = n (). 1 = { m, n } . , , 1 Ì . ,

n () < n(), .. 2 < 5.

.

1. ( Î N 0) [ a < a ] .

= n (). .. , , .. Ì , < .

2. (" a, Î N 0)[ a < ≠> < a ] .

< ~ 1 Ì , = n (), = n (), . 1. A Ì B. , < , , , . < .

3. (" a, , c Î N 0) [ a < Ù < c Þ a < c ] . .

 

1. - , , , + = .

2. - , :

) 48 30; )12 5; ) (17 2) 5;

) 84 (70 16); ) 24 + (76 28).

3. , , , :

) 3 4 = 12; ) 4 1 = 4; ) 4 0 = 0.

4. :

6 4 , . ?

5. - : 15 = 7 2 + 1.

- . . .





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: 2018-10-14; !; : 1315 |


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