Results 31 to 40 of about 184 (111)

On supercyclicity of operators from a supercyclic semigroup

open access: yesJournal of Mathematical Analysis and Applications, 2011
We show that for every supercyclic strongly continuous operator semigroup ${T_t}_{t\geq 0}$ acting on a complex $\F$-space, every $T_t$ with $t>0$ is supercyclic. Moreover, the set of supercyclic vectors of each $T_t$ with $t>0$ is exactly the set of supercyclic vectors of the entire semigroup.
openaire   +5 more sources

On Some Subspace Codiskcyclic Operators in Banach Spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, Volume 2025, Issue 1, 2025.
This paper introduces the concepts of subspace codiskcyclicity and subspace codisk transitivity, providing criteria and examples that highlight their distinct properties compared to traditional codiskcyclic operators and hypercyclic operators. The paper also demonstrates the existence of subspace codiskcyclic operators in finite‐dimensional Banach ...
Peter Masong Slaa   +3 more
wiley   +1 more source

Supercyclicity and the Angle Criterion

open access: yes, 2009
Frederic Bayart, Etienne Matheron
openaire   +2 more sources

Dynamics, Operator Theory, and Infinite Holomorphy

open access: yes, 2014
Abstract and Applied Analysis, Volume 2014, Issue 1, 2014.
Alfred Peris   +3 more
wiley   +1 more source

The role of the angle in supercyclic behavior

open access: yesJournal of Functional Analysis, 2003
A (bounded) operator \(T\) on a complex infinite dimensional separable Hilbert space \(H\) is said to be supercyclic if there is a (supercyclic) vector \(x \in X\) such that its projective orbit \(\{\lambda T^n(x) : n \in \mathbb{N}\), \(\lambda \in \mathbb{C} \}\) is dense in \(H\). One of the ideas of \textit{A. Montes-Rodríguez} and \textit{H.
Gallardo-Gutiérrez, Eva A.   +1 more
openaire   +2 more sources

Cyclicity of composition operators on the Fock space

open access: yes, 2022
In this paper we provide a full characterization of cyclic composition operators defined on the d-dimensional Fock space $\mathcal F(\mathbb C^d)$ in terms of their symbol. Also, we study the supercyclicity and convex-cyclicity of this type of operators.
Bayart, Frédéric   +1 more
core   +1 more source

TUPLES OF OPERATORS AND SUPERCYCLICITY [PDF]

open access: yesInternational Journal of Pure and Apllied Mathematics, 2013
In this paper, we give sufficient conditions for a tuple of operators to be supercyclic.
B Yousefi, Gh.R. Moghimi
openaire   +1 more source

LIMITS OF HYPERCYCLIC AND SUPERCYCLIC OPERATOR MATRICES [PDF]

open access: yesJournal of the Australian Mathematical Society, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

Supercyclicity in the operator algebra [PDF]

open access: yesStudia Mathematica, 2002
This paper presents extensions of results due to [\textit{K. C. Chan}, J. Oper. Theory 42, No.~2, 231-244 (1999; Zbl 0997.47058) and \textit{K. C. Chan} and \textit{R. D. Taylor jun.}, Integral equation Oper. Theory 41, No. 4, 381-399 (2001; Zbl 0995.46014)], concerning hypercyclicity of operators defined on the algebra of all the operators on a ...
Montes-Rodríguez, Alfonso   +1 more
openaire   +1 more source

Cyclic behaviour of Volterra composition operators

open access: yes, 2011
We determine the cyclic behaviour of Volterra composition operators, which are defined as $(V_\phif)(x) =\int_0^{\phi(x)}f(t) dt$, $f ? L^p[0, 1]$, 1\leq p <\infty$,where $?$ is a measurable self-map of [0, 1].
Stanislav Shkarin   +5 more
core   +1 more source

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