Results 51 to 60 of about 470 (149)

Entropy and Approximation Numbers of Embeddings of Function Spaces with Muckenhoupt Weights, I [PDF]

open access: yes, 2008
We study compact embeddings for weighted spaces of Besov and Triebel-Lizorkin type where the weight belongs to some Muckenhoupt Ap class. For weights of purely polynomial growth, both near some singular point and at infinity, we obtain sharp asymptotic ...
Haroske, Dorothee D., Skrzypczak, Leszek
core   +2 more sources

Paraexponentials, Muckenhoupt weights, and resolvents of paraproducts [PDF]

open access: yesProceedings of the American Mathematical Society, 1998
We analyze the stability of Muckenhoupt’s R H
Pereyra, María C., Ward, Lesley A.
openaire   +3 more sources

Completeness of Muckenhoupt classes [PDF]

open access: yes, 2010
In this note we prove that the Hausdorff distance between compact sets and the Kantorovich distance between measures, provide an adequate setting for the convergence of Muckenhoupt weights.
Aimar, Hugo Alejandro   +4 more
core   +1 more source

Approximating Polynomials for Functions of Weighted Smirnov-Orlicz Spaces

open access: yesJournal of Function Spaces and Applications, 2012
Let 𝐺0 and 𝐺∞ be, respectively, bounded and unbounded components of a plane curve Γ satisfying Dini's smoothness condition. In addition to partial sum of Faber series of 𝑓 belonging to weighted Smirnov-Orlicz space 𝐸𝑀,𝜔 (𝐺0), we prove that interpolating ...
Ramazan Akgün
doaj   +1 more source

The scalar T1 theorem for pairs of doubling measures fails for Riesz transforms when p not 2

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 1, January 2026.
Abstract We show that for an individual Riesz transform in the setting of doubling measures, the scalar T1$T1$ theorem fails when p≠2$p \ne 2$: for each p∈(1,∞)∖{2}$ p \in (1, \infty) \setminus \lbrace 2\rbrace$, we construct a pair of doubling measures (σ,ω)$(\sigma, \omega)$ on R2$\mathbb {R}^2$ with doubling constant close to that of Lebesgue ...
Michel Alexis   +3 more
wiley   +1 more source

A stability result on Muckenhoupt’s weights

open access: yesPublicacions Matemàtiques, 1998
We prove that Muckenhoupt's A1-weights satisfy a reverse HÄolder inequality with an explicit and asymptotically sharp estimate for the exponent. As a by-product we get a new characterization of A1-weights.
openaire   +6 more sources

Operator‐Theoretic Probability Framework in Morrey Spaces With Applications to Option Price Dynamics

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
We develop a unified operator‐theoretic and probabilistic framework for a class of fractional and jump‐type evolution equations in the generalized Morrey spaces. The analysis is based on the semigroup theory and subordination principles which allow us for the treatment of nonlocal temporal dynamics and discontinuous effects.
Philip Ajibola Bankole   +3 more
wiley   +1 more source

Superlinear perturbations of a double‐phase eigenvalue problem

open access: yesTransactions of the London Mathematical Society, Volume 12, Issue 1, December 2025.
Abstract We consider a perturbed version of an eigenvalue problem for the double‐phase operator. The perturbation is superlinear, but need not satisfy the Ambrosetti–Robinowitz condition. Working on the Sobolev–Orlicz space W01,η(Ω)$ W^{1,\eta }_{0}(\Omega)$ with η(z,t)=α(z)tp+tq$ \eta (z,t)=\alpha (z)t^{p}+t^{q}$ for 1
Yunru Bai   +2 more
wiley   +1 more source

Second‐order regularity for degenerate p$p$‐Laplace type equations with log‐concave weights

open access: yesJournal of the London Mathematical Society, Volume 112, Issue 3, September 2025.
Abstract We consider weighted p$p$‐Laplace type equations with homogeneous Neumann boundary conditions in convex domains, where the weight is a log‐concave function which may degenerate at the boundary. In the case of bounded domains, we provide sharp global second‐order estimates. For unbounded domains, we prove local estimates at the boundary.
Carlo Alberto Antonini   +2 more
wiley   +1 more source

Distance Muckenhoupt Weights and Assouad Dimension [PDF]

open access: yes, 2023
The continuity of the Hardy-Littlewood maximal operator is fundamental for estimating the continuity of other operators in Analysis and partial differential equations.
Vahram Khachikyan
core   +1 more source

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