On orders of approximation of function classes in Lorentz spaces with anisotropic norm
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Springer
Abstract
In this paper, We Study the anisotropic Lorentz space of periodic functions. We establish a sharp estimate of the order of approximation for the Besov class by trigonometric polynomials in Lorentz spaces with anisotropic norm.
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Akishev G. On orders of approximation of function classes in Lorentz spaces with anisotropic norm/ G. A. Akishev//