Abstract
The main aim of this paper is to prove that for any 0 < p ≤ 2/3 there exists a martingale f ∈ Hp such that Marcinkiewicz-Fejér means of the two-dimensional conjugate Walsh-Fourier series of the martingale f is not uniformly bounded in the space Lp.
Original language | English |
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Pages (from-to) | 1949-1958 |
Number of pages | 10 |
Journal | Acta Mathematica Sinica, English Series |
Volume | 27 |
Issue number | 10 |
DOIs | |
Publication status | Published - Oct 2011 |
Externally published | Yes |
Keywords
- Marcinkiewicz-Fejér means
- martingale Hardy space
- Two-dimensional Walsh-Fourier series
ASJC Scopus subject areas
- General Mathematics
- Applied Mathematics