, 10140; -, 100 . ..

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18.03.2013

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- , . , a - aN.

(+) (-). , , . (1, 2, 3,...), -n (nN) . , a - aZ.

a (aZ) q (qZ), a . .. a = bq (bZ).

p (pZ) , 1 .

a b (a, bZ) d (dZ), a b.

() a b (a, bZ) d (dZ), a b. , (4, 16) = 4.

a b (a, bZ) , ,

(a,b) = 1.

() a b (a, bZ) , a b. , (6, 21) = 42.

a b (a, bZ) : (a, b) ⋅ (a, b) = ab.


2009-2012 . " - !" - , . .
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