On optimization of numerical differentiation methods for bivariate functions

UDC 519.653 For the problem of numerical differentiation for bivariate functions with finite smoothness, the exact orders of the minimum radius of Galerkin information are found, and also a variant of the truncation method is constructed, which is optimal in the sense of the indicated quantity.

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Datum:2022
Hauptverfasser: Solodky , S. G., Stasyuk, S. A., Солодкий, С. Г., Стасюк, С. А.
Format: Artikel
Sprache:Ukrainisch
Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2022
Online Zugang:https://umj.imath.kiev.ua/index.php/umj/article/view/6906
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Назва журналу:Ukrains’kyi Matematychnyi Zhurnal
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Ukrains’kyi Matematychnyi Zhurnal

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