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 |
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| Hauptverfasser: | , |
| Format: | Artikel |
| Sprache: | Ukrainisch Englisch |
| Veröffentlicht: |
Institute of Mathematics, NAS of Ukraine
1994
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| 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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Ukrains’kyi Matematychnyi Zhurnal| _version_ | 1860511858957484032 |
|---|---|
| author | Budnik, V. G. Будник, В. Г. |
| author_facet | Budnik, V. G. Будник, В. Г. |
| author_sort | Budnik, V. G. |
| baseUrl_str | https://umj.imath.kiev.ua/index.php/umj/oai |
| collection | OJS |
| datestamp_date | 2020-03-19T09:14:58Z |
| description | An estimate is obtained for the approximation of convex functions of two variables with bounded second derivatives on a disk by convex algebraic polynomials. |
| first_indexed | 2026-03-24T03:19:35Z |
| format | Article |
| fulltext |
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| id | umjimathkievua-article-5628 |
| institution | Ukrains’kyi Matematychnyi Zhurnal |
| keywords_txt_mv | keywords |
| language | Ukrainian English |
| last_indexed | 2026-03-24T03:19:35Z |
| publishDate | 1994 |
| publisher | Institute of Mathematics, NAS of Ukraine |
| record_format | ojs |
| resource_txt_mv | umjimathkievua/d6/c3270ca6946638a82c03be8a215b23d6.pdf |
| spelling | umjimathkievua-article-56282020-03-19T09:14:58Z Coapproximation of functions convex on a disk by algebraic polynomials О коприближении выпуклых на круге функции алгебраическими многочленами Budnik, V. G. Будник, В. Г. An estimate is obtained for the approximation of convex functions of two variables with bounded second derivatives on a disk by convex algebraic polynomials. An estimate is obtained for the approximation by algebraic polynomials of convex functions of two variables with second derivatives bounded on a circle. Institute of Mathematics, NAS of Ukraine 1994-09-25 Article Article application/pdf https://umj.imath.kiev.ua/index.php/umj/article/view/5628 Ukrains’kyi Matematychnyi Zhurnal; Vol. 46 No. 9 (1994); 1115–1122 Український математичний журнал; Том 46 № 9 (1994); 1115–1122 1027-3190 uk en https://umj.imath.kiev.ua/index.php/umj/article/view/5628/7941 https://umj.imath.kiev.ua/index.php/umj/article/view/5628/7942 Copyright (c) 1994 Budnik V. G. |
| spellingShingle | Budnik, V. G. Будник, В. Г. Coapproximation of functions convex on a disk by algebraic polynomials |
| title | Coapproximation of functions convex on a disk by algebraic polynomials |
| title_alt | О коприближении выпуклых на круге функции алгебраическими многочленами |
| title_full | Coapproximation of functions convex on a disk by algebraic polynomials |
| title_fullStr | Coapproximation of functions convex on a disk by algebraic polynomials |
| title_full_unstemmed | Coapproximation of functions convex on a disk by algebraic polynomials |
| title_short | Coapproximation of functions convex on a disk by algebraic polynomials |
| title_sort | coapproximation of functions convex on a disk by algebraic polynomials |
| url | https://umj.imath.kiev.ua/index.php/umj/article/view/5628 |
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