Approximations by Fourier Sums on the Sets $L^{ψ} L^{P(∙)}$

• Datum: 2014
• Hauptverfasser: Chaichenko, S. O., Чайченко, С. О.
• Format: Artikel
• Sprache: Russisch; Englisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2014
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/2181
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

We study some problems of imbedding of the sets of $ψ$-integrals of the functions $f \in L^{p(∙)}$ and determine the orders of approximations of functions from these sets by Fourier’s sums.