Results 11 to 20 of about 443,680 (282)

Norm inequalities in operator ideals

open access: yesJournal of Functional Analysis, 2008
23 ...
Gabriel Larotonda
openaire   +6 more sources

A note on Hardy-Littlewood maximal operators

open access: yesJournal of Inequalities and Applications, 2016
In this paper, we will prove that, for 1 < p < ∞ $1 ...
Mingquan Wei   +3 more
doaj   +1 more source

Norm-Attaining Tensors and Nuclear Operators [PDF]

open access: yesMediterranean Journal of Mathematics, 2022
25 pages.
Sheldon Dantas   +3 more
openaire   +5 more sources

Arens regularity of projective tensor products [PDF]

open access: yes, 2015
For completely contractive Banach algebras $A$ and $B$ (respectively operator algebras $A$ and $B$), the necessary and sufficient conditions for the operator space projective tensor product $A\widehat{\otimes}B$ (respectively the Haagerup tensor product $
Kumar, Ajay, Rajpal, Vandana
core   +1 more source

Unitarily invariant norms on operators

open access: yesActa Scientiarum Mathematicarum, 2022
Let $f$ be a symmetric norm on ${\mathbb R}^n$ and let ${\mathcal B}({\mathcal H})$ be the set of all bounded linear operators on a Hilbert space ${\mathcal H}$ of dimension at least $n$. Define a norm on ${\mathcal B}({\mathcal H})$ by $\|A\|_f = f(s_1(A), \dots, s_n(A))$, where $s_k(A) = \inf\{\|A-X\|: X\in {\mathcal B}({\mathcal H}) \hbox{ has rank ...
Chan, Jor-Ting, Li, Chi-Kwong
openaire   +2 more sources

Equalities and Inequalities for Norms of Block Imaginary Circulant Operator Matrices

open access: yesAbstract and Applied Analysis, 2015
Circulant, block circulant-type matrices and operator norms have become effective tools in solving networked systems. In this paper, the block imaginary circulant operator matrices are discussed.
Xiaoyu Jiang, Kicheon Hong
doaj   +1 more source

Norm of Hilbert operator on sequence spaces

open access: yesJournal of Inequalities and Applications, 2020
In this paper, we focus on the problem of finding the norm of Hilbert operator on some sequence spaces. Meanwhile, we obtain several interesting inequalities and inclusions.
Hadi Roopaei
doaj   +1 more source

Norm and Numerical Radius Inequalities for Sums of Bounded Linear Operators in Hilbert Spaces [PDF]

open access: yes, 2006
Some inequalities for the operator norm and numerical radius of sums of bounded linear operators in Hilbert spaces are given.
Dragomir, Sever S
core   +2 more sources

On absolutely norm attaining operators [PDF]

open access: yesProceedings - Mathematical Sciences, 2019
Submitted to a ...
D Venku Naidu, G Ramesh
openaire   +3 more sources

Global existence and full regularity of the Boltzmann equation without angular cutoff [PDF]

open access: yes, 2010
We prove the global existence and uniqueness of classical solutions around an equilibrium to the Boltzmann equation without angular cutoff in some Sobolev spaces. In addition, the solutions thus obtained are shown to be non-negative and $C^\infty$ in all
A. Bobylev   +62 more
core   +5 more sources

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