Results 21 to 30 of about 3,430,711 (291)

Essential Norm of Operators into Weighted-Type Spaces on the Unit Ball [PDF]

open access: yesAbstract and Applied Analysis, 2011
The essential norm of any operator from a general Banach space of holomorphic functions on the unit ball in ℂn into the little weighted-type space is calculated. Some applications of the formula are given.
Pablo Galindo   +2 more
doaj   +2 more sources

The Essential Norm of the Generalized Hankel Operators on the Bergman Space of the Unit Ball in Cn [PDF]

open access: yesAbstract and Applied Analysis, 2010
In 1993, Peloso introduced a kind of operators on the Bergman space A2(B) of the unit ball that generalizes the classical Hankel operator. In this paper, we estimate the essential norm of the generalized Hankel operators on the Bergman space Ap(B)  (p>1)
Luo Luo, Yang Xuemei
doaj   +2 more sources

Norm and Numerical Radius Inequalities for a Product of Two Linear Operators in Hilbert Spaces [PDF]

open access: yes, 2006
The main aim of the present paper is to establish some norm and numerical radius inequalities for the composite operator BA under suitable assumptions for the transform Cα ,β (T) := (T∗ −α I)(β I−T) , where α ,β ∈ C and T ∈ B(H), of the operators ...
S. S. Dragomir   +2 more
core   +5 more sources

Norms and essential norms of linear combinations of endomorphisms [PDF]

open access: yesTransactions of the American Mathematical Society, 2004
We compute norms and essential norms of linear combinations of endomorphisms on uniform algebras.
Gorkin, Pamela, Mortini, Raymond
openaire   +2 more sources

On essential norm of the Neumann operator [PDF]

open access: yes, 1958
summary:One of the classical methods of solving the Dirichlet problem and the Neumann problem in $\bold R^m$ is the method of integral equations. If we wish to use the Fredholm-Radon theory to solve the problem, it is useful to estimate the essential ...
Medková, Dagmar, Herbert Federer
core   +1 more source

Norms of a Product of Integral and Composition Operators between Some Bloch-Type Spaces

open access: yesAxioms, 2023
We present some formulas for the norm, as well as the essential norm, of a product of composition and an integral operator between some Bloch-type spaces of analytic functions on the unit ball, in terms of given symbols and weights.
Stevo Stević
doaj   +1 more source

Essential normality, essential norms and hyperrigidity

open access: yesJournal of Functional Analysis, 2015
28 ...
Matthew Kennedy, Orr Moshe Shalit
openaire   +2 more sources

NORM/NORM-VET 2021: Usage of Antimicrobial Agents and Occurrence of Antimicrobial Resistance in Norway [PDF]

open access: yes, 2022
Veterinærinstituttet overvåker forekomst av antibiotikaresistens i mikrober fra fôr, dyr og næringsmidler på oppdrag fra Mattilsynet. Dette gjøres i regi av NORM-VET, som er forkortelse for «Norsk overvåkingsprogram for antibiotikaresistens i mikrober ...
Elstrøm, Petter   +4 more
core   +1 more source

Essential norm of an integral-type operator from ω-Bloch spaces to μ-Zygmund spaces on the unit ball [PDF]

open access: yesOpuscula Mathematica, 2018
In this paper, we give an estimate for the essential norm of an integral-type operator from \(\omega\)-Bloch spaces to \(\mu\)-Zygmund spaces on the unit ball.
Juntao Du, Xiangling Zhu
doaj   +1 more source

Common Law legal norm [PDF]

open access: yesStrani pravni život, 2021
In this paper the author attempts to define the otherness of common law legal norm in relation to that of a civilian one, through the analysis of differences identified in their formation and language.
Šite Damir A.
doaj   +1 more source

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