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We use the generization of Weyl's equidistribution theorem to characterize several necessary conditions of hypercyclic weighted translation operators with periodic element.

Functional Analysis · Mathematics 2018-08-09 Kui-Yo Chen

We provide with criteria for a family of sequences of operators to share a frequently universal vector. These criteria are variants of the classical Frequent Hypercyclicity Criterion and of a recent criterion due to Grivaux, Matheron and…

Functional Analysis · Mathematics 2021-02-05 Stéphane Charpentier , Romuald Ernst , Monia Mestiri , Augustin Mouze

We study common frequently hypercyclic vectors for countable families of weighted backward shifts acting on $\ell_p$ spaces, $1\leq p<\infty$. Using probabilistic techniques, we develop a general existence criterion, complemented by a…

Functional Analysis · Mathematics 2026-05-08 Augustin Mouze , Vincent Munnier

We give necessary and sufficient condition so that we have d-hypercyclicity for operators who map a holomorphic function to a partial sum of the Taylor expansion. This problem is connected with doubly universal Taylors series and this is an…

Complex Variables · Mathematics 2015-04-02 Vagia Vlachou

In this paper, we characterize hypercyclic sequences of weighted translation operators on an Orlicz space in the context of locally compact hypergroups.

Functional Analysis · Mathematics 2020-03-27 Vishvesh Kumar , Seyyed Mohammad Tabatabaie

We study the existence of hypercyclic algebras for convolution operators $\Phi(D)$ on the space of entire functions whose symbol $\Phi$ has unimodular constant term. In particular, we provide new eigenvalue criteria for the existence of…

Functional Analysis · Mathematics 2019-05-09 J. Bes , R. Ernst , A. Prieto

A criterion and sufficient conditions for a vector to be a cyclic vector for a class of self-adjoint operators are obtained.

Functional Analysis · Mathematics 2009-01-27 Hidayat M. Huseynov

Let $X$ be a complex topological vector space with dim$(X)>1$ and $\mathcal{B}(X)$ the space of all continuous linear operators on $X$. In this paper, we extend the concept of supercyclicity of a single operators and strongly continuous…

Functional Analysis · Mathematics 2018-10-18 Mohamed Amouch , Otmane Benchiheb

We prove that the space $l^2$ contains a dense set of vectors which are hypercyclic simultaneously for all multiples of the backward shift operator by constants of absolute value greater than 1.

Functional Analysis · Mathematics 2016-09-07 Evgeny Abakumov , Julia Gordon

We prove the converse of Yano's extrapolation theorem for translation invariant operators.

Functional Analysis · Mathematics 2007-05-23 Terence Tao

We show that every hypercyclic operator on a real locally convex space admits a dense, invariant linear manifold of hypercyclic vectors.

Functional Analysis · Mathematics 2007-05-23 Juan P. Bes

We provide an alternative proof to those by Shkarin and by Bayart and Matheron that the operator $D$ of complex differentiation supports a hypercyclic algebra on the space of entire functions. In particular we obtain hypercyclic algebras…

Functional Analysis · Mathematics 2019-03-26 Juan Bès , José Alberto Conejero , Dimitrios Papathanasiou

In this paper we use Nachbin's holomorphy types to generalize some recent results concerning hypercyclic convolution operators on Fr\'echet spaces of entire functions of bounded type of infinitely many complex variables.

Functional Analysis · Mathematics 2011-01-21 F. J. Bertoloto , G. Botelho , V. V. Fávaro , A. M. Jatobá

We show that several convolution operators on the space of entire functions, such as the MacLane operator, support a dense hypercyclic algebra that is not finitely generated. Birkhoff's operator also has this property on the space of…

Functional Analysis · Mathematics 2019-03-26 Juan Bès , Dimitris Papathanasiou

A criterion to obtain frequent hypercyclicity for a sequence of convolution operators on the space of entire functions on the complex plane is provided. The criterion involves that the generating functions of the operators do not vanish on…

Complex Variables · Mathematics 2026-02-24 L. Bernal-González , M. C. Calderón-Moreno , J. A. Prado-Bassas

We describe a class of topological vector spaces admitting a mixing uniformly continuous operator group ${T_t}_{t\in\C^n}$ with holomorphic dependence on the parameter $t$. This result covers those existing in the literature. We also…

Functional Analysis · Mathematics 2012-09-06 Stanislav Shkarin

Let (k(n)) n=1,2,... be a strictly increasing sequence of positive integers . We consider a specific sequence of differential operators Tk(n),{\lambda} , n=1,2,... on the space of entire functions , that depend on the sequence (k(n))…

Functional Analysis · Mathematics 2015-06-18 Nikos Tsirivas

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, a criterion for a sequence of composition operators defined on the space of holomorphic functions in a complex domain to be frequently hypercyclic is provided. Such criterion improves some already known special cases and, in…

Complex Variables · Mathematics 2024-02-09 Luis Bernal-González , M. Carmen Calderón-Moreno , Andreas Jung , José A. Prado Bassas

Frequent hypercyclicity for translation $C_0$-semigroups on weighted spaces of continuous functions is investigated. The results are achieved by establishing an analogy between frequent hypercyclicity for the translation semigroup and for…

Functional Analysis · Mathematics 2015-09-18 Elisabetta M. Mangino , Marina Murillo-Arcila