Results 41 to 50 of about 1,147,699 (174)

Operators Approximable by Hypercyclic Operators [PDF]

open access: yesMathematical Proceedings of the Royal Irish Academy, 2015
We show that operators on a separable infinite dimensional Banach space $X$ of the form $I +S$, where $S$ is an operator with dense generalised kernel, must lie in the norm closure of the hypercyclic operators on $X$, in fact in the closure of the mixing operators.
openaire   +4 more sources

Monsters in Hardy and Bergman spaces [PDF]

open access: yes, 2002
A monster in the sense of Luh is a holomorphic function on a simply connected domain in the complex plane such that it and all its derivatives and antiderivatives exhibit an extremely wild behaviour near the boundary.
Bernal González, Luis   +1 more
core   +1 more source

Strongly mixing convolution operators on Fr\'echet spaces of holomorphic functions [PDF]

open access: yes, 2014
A theorem of Godefroy and Shapiro states that non-trivial convolution operators on the space of entire functions on $\mathbb{C}^n$ are hypercyclic. Moreover, it was shown by Bonilla and Grosse-Erdmann that they have frequently hypercyclic functions of ...
Muro, Santiago   +2 more
core   +2 more sources

Hypercyclic algebras for D-multiples of convolution operators [PDF]

open access: yes, 2018
It is shown in this short note the existence, for each nonzero member of the ideal of D-multiples of convolution operators acting on the space of entire functions, of a scalar multiple of it supporting a hypercyclic algebra.Plan Andaluz de Investigación (
Bernal González, Luis   +1 more
core   +1 more source

HYPERCYCLIC OPERATOR WEIGHTED SHIFTS

open access: yesBulletin of the Korean Mathematical Society, 2004
A bounded linear operator \(T\) on a Hilbert space \(H\) is said to be hypercyclic if, for some \(x \in H\), the orbit \(\{T^{n}x : n=0,1,2,\dots \}\) is dense in \(H\). In the paper under review, the authors give a characterization for hypercyclicity of a bilateral operator weighted shift \(T\) on the Hilbert space \(L^{2}(K)\).
Hazarika, Munmun, Arora, S. C.
openaire   +3 more sources

A Hypercyclic Operator whose Adjoint is Also Hypercyclic [PDF]

open access: yesProceedings of the American Mathematical Society, 1991
An operator T T acting on a Hilbert space H H is hypercyclic if, for some vector x x in H H , the orbit { T n x : n ≥ 0 } \{ {T^n}x:n \geq 0\} is dense in H
openaire   +1 more source

New classes of hypercyclic Toeplitz operators [PDF]

open access: yesBulletin des Sciences Mathématiques, 2021
12 pages, 2 ...
Abakumov, Evgeny   +3 more
openaire   +3 more sources

Information Characteristics, Processes, and Mechanisms of Self‐Organization Evolution

open access: yesComplexity, Volume 2019, Issue 1, 2019., 2019
Self‐organization is a general mechanism for the creation of new structural pattern of systems. A pattern, in essence, is a relationship, an architecture, a way of organizing, and a structure of order, which can only be explained by information activities.
Kun Wu, Qiong Nan, Quanmin Zhu
wiley   +1 more source

Generalized Asymptotically Almost Periodic and Generalized Asymptotically Almost Automorphic Solutions of Abstract Multiterm Fractional Differential Inclusions

open access: yesAbstract and Applied Analysis, Volume 2018, Issue 1, 2018., 2018
The main aim of this paper is to investigate generalized asymptotical almost periodicity and generalized asymptotical almost automorphy of solutions to a class of abstract (semilinear) multiterm fractional differential inclusions with Caputo derivatives. We illustrate our abstract results with several examples and possible applications.
G. M. N’Guérékata   +2 more
wiley   +1 more source

Hypercyclic operators on Lipschitz spaces [PDF]

open access: yesМатематичні Студії, 2013
We consider hypercyclic operators on free Banach spaces and little Lipschitz spaces which are some kind of generalizations of shift operators and composition operators respectively.
M. V. Dubey   +2 more
doaj  

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