Brief Communications

On the Convergence of Negative-Order Cesàro Means of Fourier and Fourier–Walsh Series

M. G. Grigoryan

Yerevan State University

Keywords: trigonometric Fourier series, Fourier coefficients, Walsh system, Cesàro means, convergence.

Received: 12.04.2022

DOI: 10.4213/mzm13550

 English version: Mathematical Notes, 2022, 112:3, 476–479

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