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Related papers: Hypercyclic Generalized Shift Operators

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In this paper, we characterize hypercyclic generalized bilateral weighted shift operators on the standard Hilbert module over the C*-algebra of compact operators on the separable Hilbert space. Moreover, we give necessary and sufficient…

Operator Algebras · Mathematics 2024-01-17 Stefan Ivkovic

In this paper we characterize hypercyclic translation operators on the space of all compact linear operators on a Hilbert space H. Also, we give some sufficient condition for a related cosine operator function to be chaotic or topologically…

Functional Analysis · Mathematics 2021-08-02 Stefan Ivkovic , Seyyed Mohammad Tabatabaie

In this paper we study some dynamical properties such as Frequent Hypercyclicity Criterion, chaos, disjoint hypercyclicity and F-transitivity via Furstenberg family F for generalized bilateral weighted shift operator on the standard Hilbert…

Functional Analysis · Mathematics 2025-10-02 Song-Ung Ri , Hyon-Hui Ju , Jin-Myong Kim

We introduce a class of linear bounded invertible operators on Banach spaces, called shift operators, which comprises weighted backward shifts and models finite products of weighted backward shifts and dissipative composition operators. We…

Dynamical Systems · Mathematics 2024-07-31 Maria Carvalho , Udayan B. Darji , Paulo Varandas

We solve a number of questions pertaining to the dynamics of linear operators on Hilbert spaces, sometimes by using Baire category arguments and sometimes by constructing explicit examples. In particular, we prove the following results. - A…

Functional Analysis · Mathematics 2017-03-07 Sophie Grivaux , Etienne Matheron , Quentin Menet

It is introduced an open class of linear operators on Banach and Hilbert spaces such that their non-wandering set is an infinite dimensional topologically mixing subspace. In certain cases, the non-wandering set coincides with the whole…

Dynamical Systems · Mathematics 2019-07-29 P. Cirilo , B. Gollobit , E. Pujals

We characterize disjoint hypercyclic sequences of wedge operators. Also, we give some sufficient conditions for a sequence of the dual wedge operators to be disjoint topologically transitive. Finally, we give some concrete examples and…

Functional Analysis · Mathematics 2023-09-15 Stefan Ivkovic , Seyyed Mohammad Tabatabaie

We study some basic properties of the class of universal operators on Hilbert space, and provide new examples of universal operators and universal pairs.

Functional Analysis · Mathematics 2017-02-20 Riikka Schroderus , Hans-Olav Tylli

In this article we develop a general technique which takes a known characterization of a property for weighted backward shifts and lifts it up to a characterization of that property for a large class of operators on $L^p(X)$. We call these…

Dynamical Systems · Mathematics 2022-06-08 Emma D'Aniello , Udayan B. Darji , Martina Maiuriello

We identify concrete examples of hypercyclic generalised derivations acting on separable ideals of operators and establish some necessary conditions for their hypercyclicity. We also consider the dynamics of elementary operators acting on…

Functional Analysis · Mathematics 2019-02-20 Clifford Gilmore

We give definitions and some properties of the shift operator S_{L(H^2)} and multiplication operator on L(H^2). In addition, we obtain some properties of the commutant of the shift operator S_{L(H^2)} and characterize S_{L(H^2)}-invariant…

Functional Analysis · Mathematics 2007-05-23 Yun-Su Kim

In this paper we consider shift operators, self-adjoint, unitary and normal operators on the standard module over a unital C*-algebra A. We define various generalized spectra in A of these operators, give description of such spectra of…

Operator Algebras · Mathematics 2020-07-13 Stefan Ivkovic

We study the existence of algebras of hypercyclic vectors for weighted backward shifts on Fr\'echet sequence spaces that are algebras when endowed with coordinatewise multiplication or with the Cauchy product. As a particular case we obtain…

Dynamical Systems · Mathematics 2018-07-13 Javier Falcó , Karl-G. Grosse-Erdmann

The present article is devoted to the investigation of some properties of the generalized shift operator of numbers represented in terms of numeral systems with a variable alphabet.

General Mathematics · Mathematics 2019-11-28 Symon Serbenyuk

In this paper we establish hypercyclicity of continuous linear operators on $H(\mathbb{C})$ that satisfy certain commutation relations.

Complex Variables · Mathematics 2012-10-05 Vitaly E. Kim

We prove the existence of algebras of hypercyclic vectors in three cases: convolution operators, composition operators, and backward shift operators.

Functional Analysis · Mathematics 2018-04-06 Frédéric Bayart

Green-hyperbolic operators are linear differential operators acting on sections of a vector bundle over a Lorentzian manifold which possess advanced and retarded Green's operators. The most prominent examples are wave operators and…

Mathematical Physics · Physics 2015-01-30 Christian Baer

This paper provides a description of the spectrum of diagonal perturbation of weighted shift operator acting on a separable Hilbert space.

Functional Analysis · Mathematics 2018-01-23 M. L. Sahari , A. K. Taha , L. Randriamihamison

In this paper, we introduce and study a new class of bounded linear operators on complex Hilbert spaces, which we call 2-C-normal operators. This class is inspired by and closely related to the notion of 2-normal operators, with additional…

Functional Analysis · Mathematics 2025-10-09 Messaoud Guesba , Ismail Lakehal , Sid Ahmed Ould Ahmed Mahmoud

Given a countable dense subset D of an infinite-dimensional separable Hilbert space H the set of operators for which every vector in D except zero is hypercyclic (weakly supercyclic) is residual for the strong (resp. weak) operator topology…

Functional Analysis · Mathematics 2014-09-25 Pavel Zorin-Kranich
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