Results 51 to 60 of about 1,361 (124)

Global gradient estimates for Dirichlet problems of elliptic operators with a BMO antisymmetric part

open access: yesAdvances in Nonlinear Analysis, 2022
Let n≥2n\ge 2 and Ω⊂Rn\Omega \subset {{\mathbb{R}}}^{n} be a bounded nontangentially accessible domain. In this article, the authors investigate (weighted) global gradient estimates for Dirichlet boundary value problems of second-order elliptic equations
Yang Sibei, Yang Dachun, Yuan Wen
doaj   +1 more source

Characterizations of boundedness for generalized fractional integrals on martingale Morrey spaces

open access: yes, 2017
On generalized martingale Morrey spaces we give necessary and sufficient conditions for the boundedness of generalized fractional integrals as martingale transforms. Mathematics subject classification (2010): 60G46, 60G42, 46E30, 42B35.
E. Nakai, Gaku Sadasue
semanticscholar   +1 more source

HARDY OPERATORS IN THE LOCAL ``COMPLEMENTARY" GENERALIZED VARIABLE EXPONENT WEIGHTED MORREY SPACES

open access: yes, 2020
In this paper we consider local “complementary” generalized weighted Morrey spaces M p(·),ω,φ {x0} (Ω) with variable exponent p(x) and a general function ω(r) defining the weighted Morrey-type norm.
Z. O. Azizova
semanticscholar   +1 more source

A note on commutators of strongly singular Calderón-Zygmund operators

open access: yesOpen Mathematics, 2022
In this article, the authors consider the commutators of strongly singular Calderón-Zygmund operator with Lipschitz functions. A sufficient condition is given for the boundedness of the commutators from Lebesgue spaces Lp(Rn){L}^{p}\left({{\mathbb{R ...
Zhang Pu, Zhu Xiaomeng
doaj   +1 more source

Hausdorff operators on the weighted Herz-type Hardy spaces

open access: yes, 2016
In this paper, we study the high-dimensional Hausdorff operators on the weighted Herz-type Hardy spaces and obtain some substantial extensions from the previous results in [3].
Jianmiao Ruan, D. Fan
semanticscholar   +1 more source

Some necessary and sufficient conditions for a VMO function

open access: yesJournal of Mathematical Inequalities, 2020
. Let (cid:2) L p , λ ( R n ) ( W (cid:2) L q , λ ( R n )) be the (weak) modi fi ed Morrey spaces. In this paper, for some appropriate indices p , λ and q , we fi rstly prove that the commutator [ b , I α ] , generated by the symbol b and the fractional ...
Guangqing Wang, Jin ui Li
semanticscholar   +1 more source

Generalized Strichartz Inequalities for the Wave Equation on the Laguerre Hypergroup [PDF]

open access: yes, 2004
Mathematics Subject Classification: 42B35, 35L35, 35K35In this paper we study generalized Strichartz inequalities for the wave equation on the Laguerre hypergroup using generalized homogeneous Besov-Laguerre type ...
Assal, Miloud, Ben Abdallah, Hacen
core  

Riesz transform characterization of Hardy spaces associated with Schr\"odinger operators with compactly supported potentials

open access: yes, 2009
Let L=-\Delta+V be a Schr\"odinger operator on R^d, d\geq 3. We assume that V is a nonnegative, compactly supported potential that belongs to L^p(R^d), for some p>d/2. Let K_t be the semigroup generated by -L.
A. Sikora   +10 more
core   +1 more source

Variation inequalities related to Schrödinger operators on weighted Morrey spaces

open access: yesOpen Mathematics, 2019
This paper establishes the boundedness of the variation operators associated with Riesz transforms and commutators generated by the Riesz transforms and BMO-type functions in the Schrödinger setting on the weighted Morrey spaces related to certain ...
Zhang Jing
doaj   +1 more source

Embeddings of harmonic mixed norm spaces on smoothly bounded domains in ℝn

open access: yesOpen Mathematics, 2019
The main result of this paper is the ...
Arsenović Miloš, Jovanović Tanja
doaj   +1 more source

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