Inverse theorems for approximation of functions regular in convex polygons by exponential polynomials in the integral metric

Mel'nik Yu. I.

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Ukr. Mat. Zh.
Volume 40, № 6, 1988
pp. 751-757

Inverse theorems for approximation of functions regular in convex polygons by exponential polynomials in the integral metric

Mel'nik Yu. I.

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English version (Springer): Ukrainian Mathematical Journal 40 (1988), no. 6, pp 633-638.

Citation Example: Mel'nik Yu. I. Inverse theorems for approximation of functions regular in convex polygons by exponential polynomials in the integral metric // Ukr. Mat. Zh. - 1988. - 40, № 6. - pp. 751-757.

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