Direct and inverse theorems on the approximation of almost periodic functions in Besicovitch-Stepanets spaces

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Authors

  • A.S. Serdyuk Institute of Mathematics, National Academy of Sciences of Ukraine, 3 Tereschenkivska str., 01601, Kyiv, Ukraine
  • A.L. Shidlich Institute of Mathematics, National Academy of Sciences of Ukraine, 3 Tereschenkivska str., 01601, Kyiv, Ukraine

DOI:

https://doi.org/10.15330/cmp.13.3.687-700

Keywords:

direct approximation theorem, inverse approximation theorem, Jackson type inequality, generalized module of smoothness, almost periodic function

Abstract

Direct and inverse approximation theorems are proved in the Besicovitch-Stepanets spaces $B{\mathcal S}^{p}$ of almost periodic functions in terms of the best approximations of functions and their generalized moduli of smoothness.

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Published

2021-12-11

How to Cite

(1)
Serdyuk, A.; Shidlich, A. Direct and Inverse Theorems on the Approximation of Almost Periodic Functions in Besicovitch-Stepanets Spaces: Array. Carpathian Math. Publ. 2021, 13, 687-700.

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Section

Scientific articles