| Title: | On the degree of convergence of Borel and Euler means for double Fourier series of functions of bounded variation in Hardy sense (English) | 
| Author: | Topolewska, Maria | 
| Language: | English | 
| Journal: | Mathematica Bohemica | 
| ISSN: | 0862-7959 (print) | 
| ISSN: | 2464-7136 (online) | 
| Volume: | 120 | 
| Issue: | 1 | 
| Year: | 1995 | 
| Pages: | 1-12 | 
| Summary lang: | English | 
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| Category: | math | 
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| Summary: | For real functions of bounded variation in the Hardy sense, $2\pi$-periodic in each variable, the rates of pointwise convergence of the Borel and Euler means of their Fourier series are estimated. (English) | 
| Keyword: | rate of convergence | 
| Keyword: | bounded variation | 
| Keyword: | rectangular partial sums | 
| Keyword: | double Fourier series | 
| Keyword: | double trigonometric series | 
| Keyword: | Borel means | 
| Keyword: | Euler means | 
| MSC: | 42A20 | 
| MSC: | 42B05 | 
| MSC: | 42B08 | 
| idZBL: | Zbl 0849.42009 | 
| idMR: | MR1336942 | 
| DOI: | 10.21136/MB.1995.125893 | 
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| Date available: | 2009-09-24T21:08:20Z | 
| Last updated: | 2020-07-29 | 
| Stable URL: | http://hdl.handle.net/10338.dmlcz/125893 | 
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| Reference: | [1] R. Bojanić: An estimate of the rate of convergence for Fourier series of functions of bounded variation.Publications de L'Institut Mathématique, Nouvelle série 26(40) (1979), 57-60. MR 0572330 | 
| Reference: | [2] C. K. Chui A. S. B. Holland: On the order of approximation by Euler and Taylor means.Journal of Approximation Theory 39 (1983), 24-38. MR 0713359, 10.1016/0021-9045(83)90066-7 | 
| Reference: | [3] G. H. Hardy: Divergent series.Oxford, 1949. Zbl 0032.05801, MR 0030620 | 
| Reference: | [4] J. Marcinkiewicz: On a class of functions and their Fourier series.Collected papers. PWN, Warszawa, 1964, pp. 36-41. | 
| Reference: | [5] R. Taberski: On double integrals and Fourier series.Annales Polon. Math. 15 (1964), 97-115. Zbl 0171.30002, MR 0167787, 10.4064/ap-15-1-97-115 | 
| Reference: | [6] L. Tonelli: Série Trigonometrische.Bologna, 1928. | 
| Reference: | [7] M. Topolewska: On the degree of convergence of Borel and Euler means of trigonometric series.Časopis pro pěstování matematiky 112(3) (1987), 225-232. Zbl 0625.42004, MR 0905967 | 
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