Results 11 to 20 of about 105 (87)

On Disjointly Homogeneous Orlicz–Lorentz Spaces [PDF]

open access: yesMathematical Notes, 2020
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Astashkin, S. V., Strakhov, S. I.
  +10 more sources

Embeddings of Orlicz–Lorentz spaces into $L_1$ [PDF]

open access: yesSt. Petersburg Mathematical Journal, 2021
In this article, we show that Orlicz-Lorentz spaces $\ell^n_{M,a}$, $n\in\mathbb N$ with Orlicz function $M$ and weight sequence $a$ are uniformly isomorphic to subspaces of $L_1$ if the norm $\|\cdot\|_{M,a}$ satisfies certain Hardy-type inequalities. This includes the embedding of some Lorentz spaces $d^n(a,p)$. Our approach is based on combinatorial
openaire   +3 more sources

On the dual of Orlicz–Lorentz space [PDF]

open access: yesProceedings of the American Mathematical Society, 2002
A description of the Köthe dual of the Orlicz–Lorentz space Λ
Hudzik, H., Kaminska, A., Mastylo, M.
openaire   +1 more source

Dual spaces to Orlicz–Lorentz spaces [PDF]

open access: yesStudia Mathematica, 2014
25 ...
Kamińska, Anna   +2 more
openaire   +2 more sources

Sharp estimates for conditionally centered moments and for compact operators on Lp$L^p$ spaces

open access: yesMathematische Nachrichten, Volume 296, Issue 1, Page 368-381, January 2023., 2023
Abstract Let (Ω,F,P)$(\Omega , \mathcal {F}, \mathbf {P})$ be a probability space, ξ be a random variable on (Ω,F,P)$(\Omega , \mathcal {F}, \mathbf {P})$, G$\mathcal {G}$ be a sub‐σ‐algebra of F$\mathcal {F}$, and let EG=E(·|G)$\mathbf {E}^\mathcal {G} = \mathbf { E}(\cdot | \mathcal {G})$ be the corresponding conditional expectation operator.
Eugene Shargorodsky, Teo Sharia
wiley   +1 more source

Convergence of Vilenkin–Fourier series in variable Hardy spaces

open access: yesMathematische Nachrichten, Volume 295, Issue 9, Page 1812-1839, September 2022., 2022
Abstract Let p(·):[0,1)→(0,∞)$p(\cdot ): [0,1)\rightarrow (0,\infty )$ be a variable exponent function satisfying the log‐Hölder condition and 0
Ferenc Weisz
wiley   +1 more source

Atomic Decompositions and John‐Nirenberg Theorem of Grand Martingale Hardy Spaces with Variable Exponents

open access: yesJournal of Function Spaces, Volume 2022, Issue 1, 2022., 2022
Let θ ≥ 0 and p(·) be a variable exponent, and we introduce a new class of function spaces Lp(·),θ in a probabilistic setting which unifies and generalizes the variable Lebesgue spaces with θ = 0 and grand Lebesgue spaces with p(·) ≡ p and θ = 1. Based on the new spaces, we introduce a kind of Hardy‐type spaces, grand martingale Hardy spaces with ...
Libo Li, Zhiwei Hao, Tianqing An
wiley   +1 more source

Information theoretic approach to high‐dimensional multiplicative models: Stochastic discount factor and treatment effect

open access: yesQuantitative Economics, Volume 13, Issue 1, Page 63-94, January 2022., 2022
This paper is concerned with estimation of functionals of a latent weight function that satisfies possibly high‐dimensional multiplicative moment conditions. Main examples are functionals of stochastic discount factors in asset pricing, missing data problems, and treatment effects.
Chen Qiu, Taisuke Otsu
wiley   +1 more source

Martingale Transforms between Martingale Hardy‐amalgam Spaces

open access: yesAbstract and Applied Analysis, Volume 2021, Issue 1, 2021., 2021
We discuss martingale transforms between martingale Hardy‐amalgam spaces Hp,qs,Qp,q and Pp,q. Let 0 < p < q < ∞, p1 < p and q1 < q and let f = (fn, n ∈ ℕ) be a martingale in Pp1,q1; then, we show that its martingale transforms are the martingales in Pp,q for some p, q and similarly for Hp,qs and Qp,q.
Justice Sam Bansah, Victor Kovtunenko
wiley   +1 more source

k-rotundity of Orlicz-Lorentz sequence spaces

open access: yesIndian Journal of Pure and Applied Mathematics, 2023
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zichen Wang, Wanzhong Gong
openaire   +2 more sources

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