Results 21 to 30 of about 1,158,171 (157)

Multiples of hypercyclic operators [PDF]

open access: yesProceedings of the American Mathematical Society, 2008
We give a negative answer to a question of Prăjitură by showing that there exists an invertible bilateral weighted shift T T
Badea, Catalin   +2 more
openaire   +4 more sources

On invertible hypercyclic operators [PDF]

open access: yesProceedings of the American Mathematical Society, 1992
Let A A be an invertible (bounded linear) operator acting on a complex Banach space
Herrero, Domingo A., Kitai, Carol
openaire   +2 more sources

Non‐Diskcyclicity of Bounded Composition Operators on the Little Bloch Space and the Besov Space

open access: yesJournal of Mathematics, Volume 2022, Issue 1, 2022., 2022
In this paper, we show that there are no diskcyclic composition operators on the little Bloch space ℬ0 and the Besov spaces Bp.
Hang Zhou   +2 more
wiley   +1 more source

On the Recurrent C0‐Semigroups, Their Existence, and Some Criteria

open access: yesJournal of Mathematics, Volume 2021, Issue 1, 2021., 2021
In this paper, recurrent C0‐semigroups are introduced and investigated. It is proved that, despite hypercyclic C0‐semigroups, recurrent C0‐semigroups can be found on finite‐dimensional Banach spaces. Some criteria are stated for recurrence, which is based on open sets, neighborhoods of zero, and special eigenvectors.
Mansooreh Moosapoor, Tuncer Acar
wiley   +1 more source

Topological Transitivity of Shift Similar Operators on Nonseparable Hilbert Spaces

open access: yesJournal of Function Spaces, Volume 2021, Issue 1, 2021., 2021
In this paper, we investigate topological transitivity of operators on nonseparable Hilbert spaces which are similar to backward weighted shifts. In particular, we show that abstract differential operators and dual operators to operators of multiplication in graded Hilbert spaces are similar to backward weighted shift operators.
Andriy Zagorodnyuk   +2 more
wiley   +1 more source

Hypercyclic Generalized Shift Operators

open access: yesComplex Analysis and Operator Theory, 2023
In this paper, we study the linear dynamical properties of shift operators on some classes of Segal algebras. Moreover, we characterize hypercyclic generalized bilateral shift operators on the standard Hilbert module.
Ivkovi?, Stefan   +1 more
openaire   +3 more sources

$q$-Frequently hypercyclic operators [PDF]

open access: yesBanach Journal of Mathematical Analysis, 2015
13 pages, to ...
Gupta, Manjul, Mundayadan, Aneesh
openaire   +4 more sources

Hypercyclicity of Composition Operators on Orlicz Function Spaces

open access: yesMoroccan Journal of Pure and Applied Analysis, 2020
In this paper, we discuss the hypercyclic properties of composition operators on Orlicz function spaces. We give some different conditions under which a composition operator on Orlicz spaces is hyper-cyclic or not. Similarly, multiplication operators are
Jafari F., Kamali Z.
doaj   +1 more source

Total and non-total suborbits for hypercyclic operators

open access: yesRACSAM, 2022
In this note, it is proved that if X is a separable infinite dimensional Fréchet space that admits a continuous norm then, given a closed infinite dimensional subspace of X, there exists a hypercyclic operator admitting a dense orbit which in turn admits
L. Bernal-González, A. Bonilla
semanticscholar   +1 more source

The Hypercyclicity Criterion for sequences of operators [PDF]

open access: yesStudia Mathematica, 2003
Let \(X\) denote a separable, complete, metrizable topological vector space (a separable \(F\)-space). A sequence \((T_n) \subset L(X)\) of continuous linear operators on \(X\) is called hypercyclic if there exists \(x \in X\), called a hypercyclic vector, for the sequence, such that its orbit \(\{ T_1(x),T_2(x),\dots \}\) is dense in \(X\). A sequence
Bernal-González, L.   +1 more
openaire   +2 more sources

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