Results 11 to 20 of about 4,913 (124)

Embeddings between grand, small and variable Lebesgue spaces [PDF]

open access: yesMathematical Notes, 2017
We give conditions on the exponent function $p(\cdot)$ that imply the existence of embeddings between grand, small and variable Lebesgue spaces. We construct examples to show that our results are close to optimal.
Cruz-Uribe, David   +2 more
core   +3 more sources

Bochner–Riesz operators in grand lebesgue spaces [PDF]

open access: yesJournal of Pseudo-Differential Operators and Applications, 2021
AbstractWe provide the conditions for the boundedness of the Bochner–Riesz operator acting between two different Grand Lebesgue Spaces. Moreover we obtain a lower estimate for the constant appearing in the Lebesgue–Riesz norm estimation of the Bochner–Riesz operator and we investigate the convergence of the Bochner–Riesz approximation in Lebesgue–Riesz
Formica, Maria Rosaria   +2 more
openaire   +3 more sources

Local grand variable exponent Lebesgue spaces

open access: yesZeitschrift für Analysis und ihre Anwendungen, 2023
We introduce local grand variable exponent Lebesgue spaces, where the variable exponent Lebesgue space is “aggrandized” only at a given closed set F of measure zero.
Rafeiro, Humberto, Samko, Stefan
openaire   +2 more sources

On the Factor Opposing the Lebesgue Norm in Generalized Grand Lebesgue Spaces [PDF]

open access: yesResults in Mathematics, 2021
AbstractWe prove that if $$1<p<\infty $$ 1 < p < ∞ and $$\delta :]0,p-1]\rightarrow ]0,\infty [$$ δ : ]
Fiorenza A., Formica M. R.
openaire   +3 more sources

Quasi Grand Lebesgue Spaces

open access: yes, 2020
We introduce a new class of quasi-Banach spaces as an extension of the classical Grand Lebesgue Spaces for small values of the parameter, and we investigate some its properties, in particular, completeness, fundamental function, operators estimates, Boyd indices, contraction principle, tail behavior, dual space, generalized triangle and quadrilateral ...
Formica, Maria Rosaria   +2 more
openaire   +2 more sources

Fully measurable grand Lebesgue spaces

open access: yesJournal of Mathematical Analysis and Applications, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
ANATRIELLO, GIUSEPPINA   +1 more
openaire   +4 more sources

On Closed Subspaces of Grand Lebesgue Spaces

open access: yesBitlis Eren Üniversitesi Fen Bilimleri Dergisi, 2022
We prove a generalized version of a theorem of Grothendieck over finite measure space. We prove a closed subspace of grand Lebesgue space that consist of functions of must be finite dimensional. By using embeddings of Banach spaces and we work inside space . Then we take advantage of many useful properties of Hilbert space.
openaire   +3 more sources

Sawyer Duality Principle in Grand Lebesgue Spaces

open access: yesDoklady Mathematics, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jain P.   +3 more
openaire   +3 more sources

Covariation inequality in Grand Lebesgue Spaces

open access: yes, 2022
We represent in this preprint the exact estimate for covariation berween two random variables (r.v.), which are measurable relative the corresponding sigma-algebras through anyhow mixing coefficients. We associate a solution of this problem with fundamental function for correspondent rearrangement invariant spaces.
Ostrovsky, E., Sirota, L.
openaire   +2 more sources

Cpmposed Grand Lebesgue Spaces

open access: yes, 2011
In this article we introduce and investigate a new class of rearrangement invariant (r.i.) Banach function spaces, so-called Composed Grand Lebesgue Spaces (CGLS), in particular, Integral Grand Lebesgue Spaces (IGLS), which are some generalizations of known Grand Lebesgue Spaces (GLS). We consider the fundamental functions of CGLS, calculate its Boyd's
Ostrovsky, E., Sirota, L.
openaire   +2 more sources

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