Results 71 to 80 of about 5,385,866 (129)

Strong convergence theorem for Vilenkin-Fejér means

open access: yes, 2014
As main result we prove strong convergence theorems of Vilenkin- Fejér means when 0 < p ≤ 1/2.
Blahota, István,, Tephnadze, George,
core   +1 more source

On the divergence of N\"{o}rlund logarithmic means with respect to the $L^{1}$ norm on some unbounded Vilenkin groups [PDF]

open access: yes, 2014
Using the results of the paper (1) we give a divergence result of N\"{o}rlund logarithmic means for some unbounded Vilenkin ...
Memić, Nacima
core  

A note on maximal operators of Vilenkin-Nörlund means

open access: yes, 2016
In this paper we prove and discuss some new (Hp, Lp)-type inequalities of weighted maximal operators of Vilenkin – N¨orlund means with non-increasing coefficients. These results are the best possible in a special sense.
Blahota, István, Tephnadze, Giorgi
core   +2 more sources

Bilinear Calderón-Zygmund operators on Vilenkin groups

open access: yes
In this article, we study bilinear Calderón--Zygmund operators on a Vilenkin group $G$. As a preliminary step, we establish a Grafakos--Torres-type endpoint weak-type result in our setting. Furthermore, we prove that such operators extend to bounded bilinear mappings from $L^{p_1}(G)\times L^{p_2}(G)$ into $L^p(G)$ under the natural condition $\frac{1}{
Wani, Adil Shafi   +2 more
openaire   +2 more sources

Necessary and Sufficient Condition for an Orthogonal Scaling Function on Vilenkin Groups

open access: yesIzvestiya of Saratov University. New Series. Series: Mathematics. Mechanics. Informatics, 2019
In previous works of this author it was proved that every \(N\)-valid tree generates a scaling step function on Vilenkin groups, and an algorithm for constructing this function was indicated. In the article under review, the author proves that using this algorithm one can get any scaling step function.
openaire   +1 more source

Littlewood-Paley and Multiplier Theorems for Vilenkin-Fourier Series

open access: yes, 1994
Let S2jf be the 2j-th partial sum of the Vilenkin-Fourier series of f ∊ L1, and set S2-1f = 0. For , we show that the ratiois contained between two bounds (independent of f) .
Wo-Sang Young
core   +1 more source

Vilenkin–Lebesgue points and summations of bounded multi-dimensional Vilenkin–Fourier series

open access: yes
In 2017, Weisz introduced the concept of $$\omega $$ ω
Máté Szilveszter   +2 more
core   +1 more source

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