Results 61 to 70 of about 893 (111)

Common hypercyclic vectors for certain families of differential operators [PDF]

open access: yesIllinois Journal of Mathematics, 2016
Let (k(n)) n=1,2,... be a strictly increasing sequence of positive integers . We consider a specific sequence of differential operators Tk(n), , n=1,2,... on the space of entire functions , that depend on the sequence (k(n)) n=1,2,... and the non-zero complex number .
openaire   +3 more sources

Lie applicable surfaces and curved flats. [PDF]

open access: yesManuscr Math, 2022
Burstall F, Pember M.
europepmc   +1 more source

Common hypercyclic vectors for families of backward shift operators [PDF]

open access: yesJournal of Operator Theory, 2017
We provide necessary and sufficient conditions on the existence of common hypercyclic vectors for multiples of the backward shift operator along sparse powers. Our main result strongly generalizes corresponding results which concern the full orbit of the backward shift.
openaire   +2 more sources

The Specification Property for $C_0$-Semigroups

open access: yes, 2018
We study one of the strongest versions of chaos for continuous dynamical systems, namely the specification property. We extend the definition of specification property for operators on a Banach space to strongly continuous one-parameter semigroups of ...
Bartoll, S.   +3 more
core  

Mean Li-Yorke chaos in Banach spaces

open access: yes, 2018
We investigate the notion of mean Li-Yorke chaos for operators on Banach spaces. We show that it differs from the notion of distributional chaos of type 2, contrary to what happens in the context of topological dynamics on compact metric spaces. We prove
Bernardes Jr., N. C.   +2 more
core  

On the set of hypercyclic vectors for the differentiation operator [PDF]

open access: yesIsrael Journal of Mathematics, 2010
Let $D$ be the differentiation operator $Df=f'$ acting on the Fr chet space $\H$ of all entire functions in one variable with the standard (compact-open) topology. It is known since 1950's that the set $H(D)$ of hypercyclic vectors for the operator $D$ is non-empty.
openaire   +3 more sources

Discrete cyclic systems and circle congruences. [PDF]

open access: yesAnn Mat Pura Appl, 2022
Hertrich-Jeromin U, Szewieczek G.
europepmc   +1 more source

Invariant manifolds of hypercyclic vectors for the real scalar case [PDF]

open access: yesProceedings of the American Mathematical Society, 1999
We show that every hypercyclic operator on a real locally convex vector space admits a dense invariant linear manifold of hypercyclic vectors.
openaire   +3 more sources

Luh hypercyclic vector for composition operator

open access: yes
In this paper, we deal with the construction of holomorphic functions on a simply connected domain satisfying that all its derivatives and antiderivatives under a composition operator have a dense orbit. Such functions will be called Luh hypercyclic vectors for the respective composition operator.
Benchiheb, Otmane   +3 more
openaire   +2 more sources

An operator on a separable Hilbert space with many hypercyclic vectors [PDF]

open access: yesStudia Mathematica, 1987
Let T be a linear continuous operator acting in a Hilbert space H. A point \(x_ 0\in H\) is said to be cyclic if \(H=span(x_ 0,Tx_ 0,T\) \(2x_ 0,...)\) and hypercyclic if the orbit \((x_ 0,Tx_ 0,T\) \(2x_ 0,...)\) is dense in H. There is given a construction of a separable Hilbert space H (over complexes) and an operator T with a cyclic vector \(x_ 0\)
openaire   +1 more source

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