Buchumschlag

Approximation of solutions of operator-differential equations by operator polynomials

We prove theorems that characterize the classes of functions whose best approximations by algebraic polynomials tend to zero with given order. We construct approximations of solutions of operator-differential equations by polynomials in the inverse operator.

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Bibliographische Detailangaben
Datum:	1998
Hauptverfasser:	Kashpirovskii, A. I., Mytnik, Yu. V., Кашпіровський, О. І., Митник, Ю. В.
Format:	Artikel
Sprache:	Ukrainisch Englisch
Veröffentlicht:	Institute of Mathematics, NAS of Ukraine 1998
Online Zugang:	https://umj.imath.kiev.ua/index.php/umj/article/view/4802
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Назва журналу:	Ukrains’kyi Matematychnyi Zhurnal
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