Wyzsza Szkola Pedagogiczna, ul. Chodkiewicza 30, 85-064 Bydgoszcz, Poland
Abstract: 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.
Keywords: double trigonometric series, Borel means, Euler means, rate of convergence
Classification (MSC91): 42B08
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