== (), == , ==
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== : 1) ; 2) . , , == : 1) ; 2) ; 3) . , , == , , ,
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== () , :C= , == () , :C= , == (), , :C=A\B
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- == , 1, 2∈ (, b) , 1 2, f (x 1) f (x 2), - == , k >0, , | f (x)| ≤ k, - == , 1, 2∈ (, b) , 1 2, f (x 1) > f (x 2)
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== tgα, α- , , , , == , 0== ∆ y ∆ ∆ :
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== , == , ==
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== , == , ==
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== , == , , == ,
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== D ′ D ¢¢- D: D = (D ′ D ¢¢), == , == , f (x, y) Oy D ==
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== , -- == , ==
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== , , I., i- == , == .
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- == , == , () == , ,
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== , == , ==
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P(ρ, φ) == , - , - , - , P(r,φ,ψ) == , r - - P, φ - Oxy, - , - r Oxy, P(ρ, φ,z) == , - Oxy, z - P z
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== , == , b: , == , ==
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, , , == , == , -- ==
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- [ , b ] == , - == , - == ,
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== , == , == -
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() - () == , , , - , () == , , , - , () == , () ==
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