Results 1 to 10 of about 16,254 (106)

Sharp function estimates and boundedness for Toeplitz-type operators associated with general fractional integral operators

open access: yesOpen Mathematics, 2021
In this paper, we establish some sharp maximal function estimates for certain Toeplitz-type operators associated with some fractional integral operators with general kernel.
Chen Dazhao, Huang Hui
doaj   +1 more source

ITERATED 𝐺-FRACTIONAL VECTOR REPRESENTATION FORMULAE AND INEQUALITIES FOR BANACH SPACE VALUED FUNCTIONS

open access: yesПроблемы анализа, 2020
Here we present very general iterated fractional Bochner integral representation formulae for Banach space valued functions. Based on these we derive generalized and iterated left and right: fractional Poincar´e type inequalities, fractional Opial type ...
George A. Anastassiou
doaj   +1 more source

Probability Error Bounds for Approximation of Functions in Reproducing Kernel Hilbert Spaces

open access: yesJournal of Function Spaces, 2021
We find probability error bounds for approximations of functions f in a separable reproducing kernel Hilbert space H with reproducing kernel K on a base space X, firstly in terms of finite linear combinations of functions of type Kxi and then in terms of
Ata Deniz Aydın, Aurelian Gheondea
doaj   +1 more source

An Integral formula on submanifolds of domains of Cn [PDF]

open access: yes, 1991
A Bochner-Martinelli-Koppelman type integral formula on submanifolds of pseudoconvex domains in Cn is derived; the result gives, in particular, integral formulas on Stein ...
Hatziafratis, Telemachos
core   +2 more sources

Order-type Henstock and McShane integrals in Banach lattice setting [PDF]

open access: yes, 2014
We study Henstock-type integrals for functions defined in a compact metric space $T$ endowed with a regular $\sigma$-additive measure $\mu$, and taking values in a Banach lattice $X$.
Candeloro, Domenico   +1 more
core   +1 more source

Sparse bilinear forms for Bochner Riesz multipliers and applications [PDF]

open access: yes, 2016
We use the very recent approach developed by Lacey in [23] and extended by Bernicot-Frey-Petermichl in [3], in order to control Bochner-Riesz operators by a sparse bilinear form.
Benea, Cristina   +2 more
core   +4 more sources

Boundedness of Toeplitz type operators associated to Riesz potential operator with general kernel on Orlicz space

open access: yesOpen Mathematics, 2015
In this paper, the boundedness properties for some Toeplitz type operators associated to the Riesz potential and general integral operators from Lebesgue spaces to Orlicz spaces are proved.
Chen Dazhao
doaj   +1 more source

A Bochner Type Theorem for Inductive Limits of Gelfand Pairs [PDF]

open access: yes, 2007
In this paper we prove a generalisation of Bochner's theorem. Our result deals with Olshanski's spherical pairs defined as inductive limits of increasing sequences of Gelfand Pairs.Comment: 17 pages, To appear in Annales de l'Institut Fourier, Volume 58,
Rabaoui, Marouane
core   +5 more sources

Convergence theorems for Banach space valued integrable multifunctions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1987
In this work we generalize a result of Kato on the pointwise behavior of a weakly convergent sequence in the Lebesgue-Bochner spaces LXP(Ω) (1≤p≤∞). Then we use that result to prove Fatou's type lemmata and dominated convergence theorems for the Aumann ...
Nikolaos S. Papageorgiou
doaj   +1 more source

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