Abstract
AbstractIn the present work, we emphasize, for the first time, the error estimation of a two-variable function $g(y,z)$
g
(
y
,
z
)
in the generalized Zygmund class $Y_{r}^{(\xi )}$
Y
r
(
ξ
)
($r\geq 1$
r
≥
1
) using the double Hausdorff matrix means of its double Fourier series. In fact, in this work, we establish two theorems on error estimation of a two-variable function of g in the generalized Zygmund class.
Publisher
Springer Science and Business Media LLC
Subject
Applied Mathematics,Algebra and Number Theory,Analysis
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