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Coapproximation of functions convex on a disk by algebraic polynomials

An estimate is obtained for the approximation of convex functions of two variables with bounded second derivatives on a disk by convex algebraic polynomials.

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Datum:	1994
Hauptverfasser:	Budnik, V. G., Будник, В. Г.
Format:	Artikel
Sprache:	Ukrainisch Englisch
Veröffentlicht:	Institute of Mathematics, NAS of Ukraine 1994
Online Zugang:	https://umj.imath.kiev.ua/index.php/umj/article/view/5628
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Назва журналу:	Ukrains’kyi Matematychnyi Zhurnal
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