Browsing by Author "Langa Rosado, José Antonio"
Now showing items 1-20 of 84
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Article
A gradient-like non autonomous evolution process
(2009)In this paper we consider a dissipative damped wave equation with non-autonomous damping of the form utt + ¯(t)ut = ¢u ...
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Article
A Non-Autonomous Strongly Damped Wave Equation: Existence and Continuity of the Pullback Attractor
(2011)In this paper we consider the strongly damped wave equation with time dependent terms utt − u − γ(t) ut + β"(t)ut = f(u), ...
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Article
A Stochastic Pitchfork Bifurcation in a Reaction-Diffusion Equation
(2001)We study in some detail the structure of the random attractor for the Chafee{Infante reaction{di¬usion equation perturbed ...
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Article
Addendum To "Global Attractors for Multivalued Random Dynamical Systems'' [Nonlinear Analysis 48(2002) 805-829]
(2005)The aim of this note is to clarify a misleading statement which appeared in our fi rst paper dealing with the concept of global random attractor for multivalued random dynamical systems, as well as in the subsequent work
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Article
An Estimate On the Fractal Dimension of Attractors of Gradient-Like Dynamical Systems
(2012)This paper is dedicated to estimate the fractal dimension of exponential global attractors of some generalized gradient-like ...
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Final Degree Project
Análisis cualitativo de sistemas de ecuaciones diferenciales: aplicaciones a modelos de Lotka-Volterra n-dimensionales
(2018-06)This work shows The Lotka-Volterra systems like a continuation of the diferential equations studies we have seen in the ...
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Presentation
Approximation of attractors for multivalued random dynamical systems
(Masaryk University, 2001)The concept of global attractor for stochastic partial differential inclusions has been recently introduced as a joint ...
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Article
Asymptotic Behaviour of Monotone Multi-Valued Dynamical Systems
(2005)We introduce the concept of a monotone multi-valued semi- ow as an order-preserving map. This de nition is motivated by ...
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PhD Thesis
Atractores pullback existencia y estructura para una ecuación de ondas con amortiguamiento no autónomo
(2011)Este trabajo está dividido en dos partes. Una primera en la que se trata la parte teórica de los sistemas dinámicos autónomos ...
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PhD Thesis
Atractores y comportamiento finito-dimensional en sistemas dinámicos aleatorios
(1998)"En el Capítulo 1, presentamos una síntesis de los resultados básicos sobre atractores globales que pueden encontrarse en ...
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Chapter of Book
Attracting complex networks
(Springer, 2016)Real phenomena from different areas of Life Sciences can be described by complex networks, whose structure is usually ...
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Article
Attractors for differential equations with variable delays
(2001)Using the relatively new concept of a pullback attractor, we present some results on the existence of attractors for differential equations with variable delay. We give a variety of examples to which our result applies.
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Article
Bifurcation from zero of a complete trajectory for non-autonomous logistic PDEs
(World Scientific Publishing, 2005-08)In this paper we extend the well-known bifurcation theory for autonomous logistic equations to the non-autonomous ...
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Article
Bifurcations in non-autonomous scalar equations
(Elsevier, 2006-02)In a previous paper we introduced various definitions of stability and instability for non-autonomous differential ...
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Article
Biodiversity and vulnerability in a 3D mutualistic system
(American Institute of Mathematical Sciences, 2014-10)In this paper we study a three dimensional mutualistic model of two plants in competition and a pollinator with cooperative ...
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Article
Capturing the non-stationarity of whole-brain dynamics underlying human brain states
(Elsevier, 2021-09-08)Brain dynamics depicts an extremely complex energy landscape that changes over time, and its characterisation is a central ...
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PhD Thesis
Caracterización de los atractores en sistemas dinámicos no autónomos
(2014-03-21)El estudio de los sistemas dinámicos es de gran importancia, ya que están relacionados con fenómenos del mundo real. Los ...
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Article
Characterization of non-autonomous attractors of a perturbed infinite-dimensional gradient system
(Elsevier, 2007-05-15)In this paper we determine the exact structure of the pullback attractors in non-autonomous problems that are perturbations ...
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Article
Comparison of the long-time behaviour of linear Ito and Stratonovich partial differential equations
(2006)In this paper, we point out the different long-time behaviour of stochastic partial differential equations when one considers ...
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Article
Continuity and topological structural stability for nonautonomous random attractors
(World scientific, 2021-09-29)In this work, we study the continuity and topological structural stability of attractors for nonautonomous random differential ...