Results 51 to 60 of about 17,183,410 (158)

Peculiarities for domain walls in Taub coordinates

open access: yesEuropean Physical Journal C: Particles and Fields
In the present letter the infinite domain wall geometry in GR (Vilenkin in Phys Rev D 23:852, 1981; Vilenkin in Phys Lett B 133:177, 1983; Ipser and Sikivie in Phys Rev D 30:712, 1984) is reconsidered in Taub coordinates (Taub in Ann Math 53:472, 1951 ...
Leandro Lanosa, Osvaldo Pablo Santillón
doaj   +1 more source

WAVELETS ON VILENKIN GROUPS

open access: yes, 2020
68-72В статье обсуждается использование графов для построения вейвлетов на группах Ви- ленкина. Работа является логическим продолжением работ с участием автора по на- хождению непереборного алгоритма построения масштабирующей функции, порож- дающей ...
Бердников Глеб Сергеевич
core  

An Integrability Theorem on Unbounded Vilenkin Groups

open access: yes, 1993
An analogue of the classical Fomin′s theorem holds in general Vilenkin systems. We prove this using F. Riesz′s general version of the Hausdorff-Young inequality on the cosets of a subgroup of a given Vilenkin group.
Avdispahic, M., Pepic, M.
core   +1 more source

Multiresolution analysis and wavelets on Vilenkin groups

open access: yes, 2008
This paper gives a review of multiresolution analysis and compactly sup- ported orthogonal wavelets on Vilenkin groups. The Strang-Fix condition, the partition of unity property, the linear independence, the stability, and the orthonormality of 'integer ...
Yury Farkov
core   +1 more source

The l2-order of magnitude of vilenkin-fourier coefficients [PDF]

open access: yes, 1996
Let G be a compact, metrizable, zero-dimensional, abelian gruop,  i.e ., a Vilenkin group. It is well known ([2], [6] for example) that if f belongs to the Lipschitz class Lip (∝, p, G), 0 ≤ ∝ ≤  1, 1 and lt; p ≤ 2, then its Fourier transform f  belongs
Younis, Mohammed S.
core  

Some new resuts concering strong convergence of Fejér means with respect to Vilenkin systems

open access: yes, 2021
We prove some new strong convergence theorems for partial sums and Fejér means with respect to the Vilenkin system.
Tutberidze, G.,   +3 more
core   +1 more source

Hardy type inequalities for two-parameter Vilenkin-Fourier coefficients [PDF]

open access: yes, 1997
Our main result is a Hardy type inequality with respect to the two-parameter Vilenkin system (*) $(∑_{k=1}^∞ ∑_{j=1}^∞ |f̂(k,j)|^{p}(kj)^{p-2})^{1/p} ≤ C_p∥f∥_{H^p_{**}}$ (1/2 < p≤2) where f belongs to the Hardy space $H_{**}^p (G_m × G_s)$ defined ...
Weisz, Ferenc, Simon, Péter
core  

Nondoubling measure on Vilenkin group

open access: yes, 2008
In this paper the authors introduce nondoubling measure on Vilenkin groups.
Tang, Canqin, Li, Qingguo
core   +1 more source

On the divergence of Féjer means with respect to Vilenkin systems on the set of measure zero

open access: yes, 2023
The famous Carleson-Hunt theorem has been in focus of interest for a long time.
Areshidze, N.   +2 more
openaire   +2 more sources

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