NombreBernal González, Luis
DepartamentoAnálisis Matemático
Área de conocimientoAnálisis Matemático
Categoría profesionalCatedrático de Universidad
Correo electrónicoSolicitar
           
  • Nº publicaciones

    86

  • Nº visitas

    9786

  • Nº descargas

    13091


 

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Total and non-total suborbits for hypercyclic operators

Bernal González, Luis; Bonilla, Antonio (Springer, 2022)
In this note, it is proved that if X is a separable infinite dimensional Fréchet space that admits a continuous norm then, ...
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Pseudo-Fubini Real-Entire Functions on the Plane

Bernal González, Luis; Calderón Moreno, María del Carmen; Jung, Andreas (Springer, 2022)
In this note, it is proved the existence of a c -dimensional vector space of real-entire functions all of whose nonzero ...
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Real-Analytic Non-Integrable Functions on the Plane with Equal Iterated Integrals

Bernal González, Luis; Calderón Moreno, María del Carmen; Jung, Andreas (Springer, 2021)
In this note, a vector space of real-analytic functions on the plane is explicitly constructed such that all its nonzero ...
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Undominated Sequences of Integrable Functions

Bernal González, Luis; Calderón Moreno, María del Carmen; Murillo Arcila, Marina; Prado Bassas, José Antonio (Springer Nature, 2020)
In this paper, we investigate to what extent the conclusion of the Lebesgue dominated convergence theorem holds if the ...
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Las funciones Gamma de Euler-Gauss y Zeta de Riemann

Sánchez Cuadrado, José Manuel; Bernal González, Luis (2020)
The Swiss mathematician Leonhard Euler started the study of the Gamma function when he became interested in the problem ...
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[S]-linear and convex structures in function families

Bernal González, Luis; Conejero Casares, José Alberto; Murillo Arcila, Marina; Seoane Sepúlveda, Juan Benigno (Elsevier, 2019)
In this paper, the notion of [S]-lineability (originally coined by Vladimir I. Gurariy) is introduced and developed in a ...
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Universality of sequences of operators related to Taylor series

Bernal González, Luis; Cabana Méndez, Hernán Javier; Muñoz Fernández, Gustavo Adolfo; Seoane Sepúlveda, Juan Benigno (Elsevier, 2019)
In this note, the universality of a sequence of operators associated to the partial sums of the Taylor series of a holomorphic ...
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Structural aspects of the non-uniformly continuous functions and the unbounded functions within C(X)

Ayala Gómez, Rafael; Bernal González, Luis; Calderón Moreno, María del Carmen; Vilches Alarcón, José Antonio (Elsevier, 2019)
We prove in this paper that if a metric space supports a real continuous function which is not uniformly continuous then, ...
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Nowhere hölderian functions and Pringsheim singular functions in the disc algebra

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; López-Salazar Codes, Jerónimo; Seoane Sepúlveda, Juan Benigno (Springer, 2019)
We prove the existence of dense linear subspaces, of infinitely generated subalgebras and of infinite dimensional Banach ...
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Hypercyclic algebras for D-multiples of convolution operators

Bernal González, Luis; Calderón Moreno, María del Carmen (American Mathematical Society, 2019)
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.
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Subspaces of frequently hypercyclic functions for sequences of composition operators.

Bernal González, Luis; Calderón Moreno, María del Carmen; Jung, Andreas; Prado Bassas, José Antonio (Springer, 2019)
In this paper, a criterion for a sequence of composition operators defined on the space of holomorphic functions in a ...
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Simultaneous universality

Bernal González, Luis; Jung, Andreas (Elsevier, 2018)
In this paper, the notion of simultaneous universality is introduced, concerning operators having orbits that simultaneously ...
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Boundary-nonregular functions in the disc algebra and in holomorphic Lipschitz spaces

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; López-Salazar Codes, Jerónimo; Seoane Sepúlveda, Juan Benigno (Springer, 2018)
We prove in this paper the existence of dense linear subspaces in the classical holomorphic Lipschitz spaces in the disc ...
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Highly tempering infinite matrices

Bernal González, Luis; Conejero Casares, José Alberto; Murillo Arcila, Marina; Seoane Sepúlveda, Juan Benigno (Springer, 2018)
In this short note, it is proved the existence of infinite matrices that not only preserve convergence and limits of ...
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Vector spaces of non-extendable holomorphic functions

Bernal González, Luis (Springer, 2018)
In this paper, the linear structure of the family He(G) of holomorphic functions in a domain G of the complex plane that ...
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Non-Lipschitz differentiable functions on slit domains

Bernal González, Luis; Jiménez Rodríguez, Pablo; Muñoz Fernández, Gustavo Adolfo; Seoane Sepúlveda, Juan Benigno (Springer, 2017)
It is proved the existence of large algebraic structures –including large vector subspaces or infinitely generated free ...
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Infinite dimensional holomorphic non-extendability and algebraic genericity

Bernal González, Luis; Calderón Moreno, María del Carmen; Seoane Sepúlveda, Juan Benigno (Elsevier, 2017)
In this note, the linear structure of the family He(G) of holomorphic functions in a domain G of a complex Banach space ...
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Lineability in sequence and function spaces

Araújo Soares, Gustavo; Bernal González, Luis; Muñoz Fernández, Gustavo Adolfo; Prado Bassas, José Antonio; Seoane Sepúlveda, Juan Benigno (Polish Academy of Sciences, Institute of Mathematics, 2017)
It is proved the existence of large algebraic structures –including large vector subspaces or infinitely generated free ...
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The algebraic size of the family of injective operators

Bernal González, Luis (De Gruyter Open, 2017)
In this paper, a criterion for the existence of large linear algebras consisting, except for zero, of one-to-one operators ...
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Banach spaces of universal Taylor series in the disc algebra

Bernal González, Luis; Jung, Andreas; Müller, Jürgen (Springer, 2016)
It is proved that there are large vector spaces of functions in the disc algebra for which every nonzero member satisfies ...
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Large algebras of singular functions vanishing on prescribed sets

Bernal González, Luis; Calderón Moreno, María del Carmen (Springer, 2016)
In this paper, the non-vacuousness of the family of all nowhere analytic infinitely differentiable functions on the real ...
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Order of growth of distributional irregular entire functions for the differentiation operator

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo (Taylor & Francis, 2016)
We study the rate of growth of entire functions that are distributionally irregular for the differentiation operator D. ...
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Rate of growth of hypercyclic and frequently hypercyclic functions for the Dunkl operator

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo (Springer, 2016)
For the Dunkl operator Λα (α > −1/2) on the space of entire functions on the complex space C, the critical rate of growth ...
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The set of space-filling curves: topological and algebraic structure

Bernal González, Luis; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Elsevier, 2015)
In this paper, a study of topological and algebraic properties of two families of functions from the unit interval I into ...
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Lineability of holomorphic non-extendability

Bernal González, Luis (2015)
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Peano curves on topological vector spaces

Gurgel e Albuquerque, Nacib André; Bernal González, Luis; Pellegrino, Daniel M.; Seoane Sepúlveda, Juan Benigno (Elsevier, 2014)
The starting point of this paper is the existence of Peano curves, that is, continuous surjections mapping the unit interval ...
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Lineability criteria, with applications

Bernal González, Luis; Ordóñez Cabrera, Manuel Hilario (Elsevier, 2014)
Lineability is a property enjoyed by some subsets within a vector space X. A subset A of X is called lineable whenever A ...
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Linear subsets of nonlinear sets in topological vector spaces

Bernal González, Luis; Pellegrino, Daniel M.; Seoane Sepúlveda, Juan Benigno (American Mathematical Society, 2014)
For the last decade there has been a generalized trend in Mathematics on the search for large algebraic structures (linear ...
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Compositionally universal entire functions on the plane and the punctured plane

Bernal González, Luis (Springer, 2013)
Necessary/sufficient conditions for a sequence of automorphisms of the complex plane to generate a sequence of composition ...
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Families of strongly annular functions: linear structure

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo (Springer, 2013)
A function f holomorphic in the unit disk D is called strongly annular if there exists a sequence of concentric circles ...
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On the growth of zero-free MacLane-universal entire functions

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Costakis, George (Elsevier, 2012)
We show that exponential growth is the critical discrete rate of growth for zero-free entire functions which are universal ...
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Large subspaces of compositionally universal functions with maximal cluster sets

Bernal González, Luis; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Elsevier, 2012)
Let (φn) be a sequence of holomorphic self-maps of a Jordan domain G in the complex plane. Under appropriate conditions ...
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Universality and lineability: new trends

Bernal González, Luis (2012)
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Dense-lineability of sets of Birkhoff-universal functions with rapid decay

Bernal González, Luis; Calderón Moreno, María del Carmen; Luh, Wolfgang (Elsevier, 2010)
Let A be an unbounded Arakelian set in the complex plane whose complement has infinite inscribed radius, and ψ be an ...
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Compositional frequent hypercyclicity on weighted Dirichlet spaces

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo (The Belgian Mathematical Society, 2010)
It is proved that, in most cases, a scalar multiple of a linear-fractional generated composition operator λCϕ acting on a ...
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Algebraic genericity of strict-order integrability

Bernal González, Luis (Polish Academy of Sciences, Institute of Mathematics, 2010)
We provide sharp conditions on a measure µ defined on a measurable space X guaranteeing that the family of functions in ...
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Common hypercyclic functions for multiples of convolution and non-convolution operators

Bernal González, Luis (American Mathematical Society, 2009)
We prove the existence of a residual set of entire functions, all of whose members are hypercyclic for every nonzero scalar ...
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Universal Taylor series with maximal cluster sets

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Consejo Superior de Investigaciones Científicas, 2009)
We link the overconvergence properties of certain Taylor series in the unit disk to the maximality of their cluster sets, ...
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Interpolation by hypercyclic functions for differential operators

Bernal González, Luis (Elsevier, 2009)
We prove that, given a sequence of points in a complex domain Ω without accumulation points, there are functions having ...
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Universal functions with prescribed zeros and interpolation properties

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Niess, Markus (University of Michigan, 2009)
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Large linear manifolds of non-continuable boundary-regular holomorphic functions

Bernal González, Luis; Calderón Moreno, María del Carmen; Luh, Wolfgang (Elsevier, 2008)
We prove in this paper that if G is a domain in the complex plane satisfying adequate topological or geometrical conditions ...
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Holomorphic operators generating dense images

Bernal González, Luis; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Springer, 2008)
The existence of infinite dimensional closed linear spaces of holomorphic functions f on a domain G in the complex plane ...
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Compositional universality in the N-dimensional ball

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Calderón Moreno, María del Carmen (De Gruyter, 2007)
It is proved in this note that a sequence of automorphisms on the N-dimensional unit ball acts properly discontinuously ...
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Cyclicity of coefficient multipliers: Linear structure

Bernal González, Luis; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Springer, 2007)
In this paper we characterize various kinds of cyclicity of sequences of coefficient multipliers, which are operators ...
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Maximal cluster sets of L-analytic functions along arbitrary curves

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Springer, 2007)
Let Ω be a domain in the N-dimensional real space, L be an elliptic differential operator, and (Tn) be a sequence whose ...
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Existence and nonexistence of hypercyclic semigroups

Bernal González, Luis; Grosse-Erdmann, Karl-Goswin (American Mathematical Society, 2007)
In these notes we provide a new proof of the existence of a hypercyclic uniformly continuous semigroup of operators on any ...
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Compositional hypercyclicity equals supercyclicity

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Calderón Moreno, María del Carmen (University of Houston, 2007)
In this note it is proved that the sequence of composition operators generated by automorphisms of a simply connected ...
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Hypercyclic subspaces in Fréchet spaces

Bernal González, Luis (American Mathematical Society, 2006)
In this note, we show that every infinite-dimensional separable Fr´echet space admitting a continuous norm supports an ...
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Linear structure of the weighted holomorphic non-extendibility

Bernal González, Luis (Cambridge University Press, 2006)
In this paper, it is proved that, for any domain G of the complex plane, there exist an infinite-dimensional closed linear ...
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Universality of holomorphic functions bounded on closed sets

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo (Elsevier, 2006)
In this note, the existence of translation-universal entire functions which are bounded on certain closed subsets is ...
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Interpolation by tamed entire functions

Bernal González, Luis (Bulgarian Academy of Sciences, 2006)
In this note it is constructed an entire function that interpolates a prescribed pair of sequences in the complex plane, ...
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Universal matrix transforms of holomorphic functions

Bernal González, Luis; Calderón Moreno, María del Carmen; Luh, Wolfgang (University of Houston, 2006)
The phenomenon of overconvergence is related with the convergence of subsequences of the sequence of partial sums of Taylor ...
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Lacunary non-continuable boundary-regular holomorphic functions with universal properties

Bernal González, Luis; Calderón Moreno, María del Carmen; Luh, Wolfgang (National Academy of Sciences of the Republic of Armenia, 2006)
A holomorphic function in a Jordan domain G in the complex plane is constructed with all its derivatives extending ...
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Simultaneously maximal radial cluster sets

Bernal González, Luis; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Elsevier, 2005)
In this paper, we show that for a wide class of operators T –including infi- nite order differential operators, and ...
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Backward Φ-shifts and universality

Bernal González, Luis (Elsevier, 2005)
In this paper we consider spaces of sequences which are valued in a topological space E and study generalized backward ...
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Universal entire functions for affine endomorphisms of C N

Bernal González, Luis (Elsevier, 2005)
In this paper the affine endomorphisms of C N which support compositionally universal entire functions are completely characterized.
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Universality on higher order Hardy spaces

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo; Calderón Moreno, María del Carmen (Cambridge University Press, 2005)
We prove a Seidel-Walsh-type theorem about universality of a sequence of derivation-composition operators generated by ...
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U-operators

Bernal González, Luis; Prado Tendero, José Antonio (Cambridge University Press, 2005)
Inspired by a statement of W. Luh asserting the existence of entire functions having together with all their derivatives ...
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Linear Kierst-Szpilrajn theorems

Bernal González, Luis (Polish Academy of Sciences, Institute of Mathematics, 2005)
We prove in this paper the following result which extends in a somewhat ‘linear’ sense a theorem by Kierst and Szpilrajn ...
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Maximal cluster sets along arbitrary curves

Bernal González, Luis; Calderón Moreno, María del Carmen; Prado Bassas, José Antonio (Elsevier, 2004)
The existence of a dense linear manifold of holomorphic functions on a Jordan domain having except for zero maximal cluster set along any curve tending to the boundary with nontotal oscillation value set is shown.
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Universal transforms of the geometric series under generalized Riesz methods

Bernal González, Luis; Calderón Moreno, María del Carmen; Luh, Wolfgang (Springer, 2004)
In this paper generalized Riesz methods (R, p, M) of summability are considered. We prove that, to each open set O ⊂ C ...
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Norms of hypercyclic sequences

Bernal González, Luis (The European Digital Mathematics Library, 2004)
In this note, is proved that every member of a wide class of Banach spaces supports a sequence (Tn) of operators with a ...
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Boundary-chaotic behaviour of continuous functions under the action of operators

Bernal González, Luis; Calderón Moreno, María del Carmen (Cambridge University Press, 2003)
In this paper we introduce two classes of operators on spaces of continuous functions with values in F-spaces under the ...
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Universalidad: U-operadores y sucesiones de operadores diferenciales

Prado Tendero, José Antonio; Bernal González, Luis (2003)
A continuación se estudia la superciclicidad y se introduce la propiedad de la c-hiperciclicidad y c-hiperciclicidad por ...
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Dense linear manifolds of monsters

Bernal González, Luis; Calderón Moreno, María del Carmen (Elsevier, 2002)
In this paper the new concept of totally omnipresent operators is introduced. These operators act on the space of holomorphic ...
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Strongly omnipresent integral operators

Bernal González, Luis; Calderón Moreno, María del Carmen; Grosse-Erdmann, Karl-Goswin (Springer, 2002)
An operator T on the space H(G) of holomorphic functions on a domain G is strongly omnipresent whenever there is a residual ...
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Two hyperbolic Schwarz lemmas

Bernal González, Luis; Calderón Moreno, María del Carmen (Cambridge University Press, 2002)
In this paper, a sharp version of the Schwarz–Pick Lemma for hyperbolic derivatives is provided for holomorphic selfmappings ...
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Strongly omnipresent operators: general conditions and applications to composition operators

Bernal González, Luis; Calderón Moreno, María del Carmen; Grosse-Erdmann, Karl-Goswin (Cambridge University Press, 2002)
This paper studies the concept of strongly omnipresent operators that was recently introduced by the first two authors. ...
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Exponential type of hypercyclic entire functions

Bernal González, Luis; Bonilla Ramírez, Antonio Lorenzo (Springer, 2002)
In this paper the exponential type of hypercyclic entire functions with respect to a sequence (Φn(D)) of differential ...
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Monsters in Hardy and Bergman spaces

Bernal González, Luis; Calderón Moreno, María del Carmen (Taylor & Francis, 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 ...
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Operators with dense images everywhere

Bernal González, Luis; Calderón Moreno, María del Carmen (Elsevier, 2001)
In this paper, the authors introduce the dense-image operators T as those with a wild behaviour near of the boundary of a ...
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Multiplicative sequences for universal sequences of mappings

Bernal González, Luis (The European Digital Mathematics Library, 2001)
In this paper we study the universality of (cnTn) where (cn) is a scalar sequence and (Tn) is a universal sequence such ...
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Sequences of differential operators: exponentials, hypercyclicity and equicontinuity

Bernal González, Luis; Prado Tendero, José Antonio (Polish Academy of Sciences, Institute of Mathematics, 2001)
In this paper, an eigenvalue criterion for hypercyclicity due to the first author is improved. As a consequence, some new ...
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Holomorphic T-monsters and strongly omnipresent operators

Bernal González, Luis; Calderón Moreno, María del Carmen (Elsevier, 2000)
Assume that G is a nonempty open subset of the complex plane and that T is an operator on the linear space of holomorphic ...
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A Seidel-Walsh theorem with linear differential operators

Bernal González, Luis; Calderón Moreno, María del Carmen (Springer, 1999)
Assume that {Sn}∞1 is a sequence of automorphisms of the open unit disk D and that {Tn}∞1 is a sequence of linear differential ...
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Holomorphic functions having large images under the action of differential operators

Bernal González, Luis (Elsevier, 1999)
We prove in this note that, given a simply connected domain G in the complex plane and a sequence of infinite order linear ...
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Hypercyclic sequences of differential and antidifferential operators

Bernal González, Luis (Elsevier, 1999)
In this paper, we provide some extensions of earlier results about hypercyclicity of some operators on the Fréchet space ...
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On universal entire functions with zero-free derivatives

Bernal González, Luis (Springer, 1997)
We prove in this note a generalization of a theorem due to G. Herzog on zero-free universal entire functions. Specifically, ...
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Small entire functions with extremely fast growth

Bernal González, Luis (Elsevier, 1997)
We prove in this note that, given α ∈ (0, 1/2), there exists a linear manifold M of entire functions satisfying that M is ...
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A lot of “counterexamples” to Liouville's theorem

Bernal González, Luis (Elsevier, 1996)
We prove in this paper that, given α ∈ (0, 1/2), there exists a linear manifold M of entire functions satisfying that M ...
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Universal functions for taylor shifts

Bernal González, Luis (Taylor & Francis, 1996)
In this paper a new sort of operators, the Taylor shifts, is introduced. They appear as a generalization of weighted ...
Tesis Doctoral
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Funciones universales para operadores de composición en superficies de Riemann

Montes Rodríguez, Alfonso; Bernal González, Luis (1994)
"Esta memoria está dividida en cuatro capítulos. En el Capítulo cero de preliminares introducimos la notación y recordamos ...
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Orden relativo de crecimiento de funciones enteras

Bernal González, Luis (Universitat de Barcelona, 1988)
In this paper, we essay a generalization of the classical concept of growth order of an entire function. We define the new ...
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Exponente de convergencia generalizado de una sucesión compleja

Bernal González, Luis (Universitat de Barcelona, 1987)
Our aim in this paper is to give several new expressions for the kth-convergence exponent of a complex sequence, and an extension of this concept to a certain class of real functions.
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Funciones con derivadas sucesivas grandes y pequeñas por doquier

Bernal González, Luis (Universitat de Barcelona, 1987)
In this paper we show that, given two double sequences of positive real numbers, α and β, the subset of all functions ...
Tesis Doctoral