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Approximation of functions regular in convex polyhedrons by exponential polynomials of a special form

We construct exponential polynomials of special form which sufficiently well approximate functions that are regular in an open convex polygon and continuous on its closure.

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Bibliographic Details
Date:	1992
Main Authors:	Melnik , Yu. I., Мельник , Ю. И.
Format:	Article
Language:	Russian
Published:	Institute of Mathematics, NAS of Ukraine 1992
Online Access:	https://umj.imath.kiev.ua/index.php/umj/article/view/8112
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Journal Title:	Ukrains’kyi Matematychnyi Zhurnal
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