RUS  ENG
Full version
JOURNALS // Proceedings of the Yerevan State University, series Physical and Mathematical Sciences // Archive

Proceedings of the YSU, Physical and Mathematical Sciences, 2017 Volume 51, Issue 1, Pages 18–21 (Mi uzeru325)

Mathematics

An example of double Fourier–Haar series with a nonregular subseries

K. A. Kerianab

a Chair of Mathematical Analysis and Function Theory YSU, Armenia
b College of Science and Engineering AUA, Armenia

Abstract: We bring an example of integrable function on $[0;1]^2$, so that the double Fourier–Haar series has a subseries, whose majorant of partial sums does not belong to $L^{1,\infty}$.

Keywords: double Haar series, majorant, square function, $A$-integral.

MSC: Primary 42C10; Secondary 26A39

Received: 18.11.2016
Accepted: 17.01.2017

Language: English



© Steklov Math. Inst. of RAS, 2024