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Listar por autor "Langa Rosado, José Antonio"
Mostrando ítems 41-60 de 86
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Tesis Doctoral
Finite-dimensionality of attractors for dynamicl systems wigh applications: deterministic and random settings
Cunha, Arthur Cavalcante (2021-01-27)In this work we obtain estimates on the fractal dimension of attractors in three different settings: global attractors ...
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Artículo
Finite-Dimensionality of Tempered Random Uniform Attractors
Langa Rosado, José Antonio; Cui, Hongyong; Cunha, Arthur Cavalcante (Springer New York, 2021)Finite-dimensional attractors play an important role in finite-dimensional reduction of PDEs in mathematical modelization ...
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Artículo
Flattening, squeezing and the existence of random attractors
Kloeden, Peter E.; Langa Rosado, José Antonio (Royal Society, 2007-01)The study of qualitative properties of random and stochastic differential equations is now one of the most active fields ...
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Artículo
Forwards and pullback behaviour of a non-autonomous Lotka-Volterra system
Langa Rosado, José Antonio; Robinson, James C.; Suárez Fernández, Antonio (IOPscience, 2003-07)Lotka-Volterra systems have been extensively studied by many authors, both in the autonomous and non-autonomous cases. ...
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Artículo
Global and cocycle attractors for non-autonomous reaction-diffusion equations. The case of null upper Lyapunov exponent
Caraballo Garrido, Tomás; Langa Rosado, José Antonio; Obaya García, Rafael; Sanz Gil, Ana María (Elsevier, 2018-11-05)In this paper we obtain a detailed description of the global and cocycle attractors for the skew-product semiflows induced ...
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Artículo
Global Attractors for Multivalued Random Dynamical Systems
Caraballo Garrido, Tomás; Langa Rosado, José Antonio; Valero Cuadra, José (2002)We introduce the concept of multivalued random dynamical system (MRDS) as a measurable multivalued flow satisfying the ...
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Artículo
Global attractors for multivalued random dynamical systems generated by random differential inclusions with multiplicative noise
Caraballo Garrido, Tomás; Langa Rosado, José Antonio; Cuadra Valero, José (2001)In this paper we consider a stochastic differential inclusion with multiplicative noise. It is shown that it generates a multivalued random dynamical system for which there also exists a global random attractor.
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Artículo
Global attractors for multivalued random semiflows generated by random differential inclusions with additive noise
Caraballo Garrido, Tomás; Langa Rosado, José Antonio; Valero Cuadra, José (2001)We introduce the concept of multivalued random dynamical system (MRDS) as a measurable multivalued flow satisfying the ...
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Artículo
Global structural stability and the role of cooperation in mutualistic systems
Portillo Fernández, José Ramón; Soler Toscano, Fernando; Langa Rosado, José Antonio (Public Library of Science (Plos), 2022)Dynamical systems on graphs allow to describe multiple phenomena from different areas of Science. In particular, many ...
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Artículo
Gradient Infinite-Dimensional Random Dynamical Systems
Caraballo Garrido, Tomás; Langa Rosado, José Antonio; Liu, Zenxhin (2012)In this paper we introduce the concept of a gradient random dynamical system as a random semiflow possessing a continuous ...
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Artículo
Informational structures and informational fields as a prototype for the description of postulates of the integrated information theory
Kalita, Piotr; Langa Rosado, José Antonio; Soler Toscano, Fernando (MDPI, 2019-05)Informational Structures (IS) and Informational Fields (IF) have been recently introduced to deal with a continuous ...
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Artículo
Informational structures: A dynamical system approach for integrated information
Esteban Ruiz, Francisco José; Galadí García, Javier Alejandro; Langa Rosado, José Antonio; Portillo Fernández, José Ramón; Soler Toscano, Fernando (Public Library of Science, 2018-09-13)Integrated Information Theory (IIT) has become nowadays the most sensible general theory of consciousness. In addition to ...
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Trabajo Fin de Grado
Introducción a la Modelización Matemática Ecológica
Márquez Rivero, Pablo Manuel (2020)This work deals with the study of the global stability of the system Lokta-Volterra. We focus on the analysis of the ...
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Artículo
Model transform and local parameters. Application to instantaneous attractors
Galadí García, Javier Alejandro; Soler Toscano, Fernando; Langa Rosado, José Antonio (Elsevier, 2022)The model transform fits exactly the parameters of a suitable model to empirical or simulated data in each point in time ...
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Artículo
Morse decomposition of global attractors with infinite components
Caraballo Garrido, Tomás; Jara Pérez, Juan Carlos; Langa Rosado, José Antonio; Valero Cuadra, José (2015)In this paper we describe some dynamical properties of a Morse decomposition with a countable number of sets. In particular, ...
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Artículo
Non-autonomous morse-decomposition and Lyapunov functions for gradient-like processes
Aragão Costa, Eder Ritis; Caraballo Garrido, Tomás; Carvalho, Alexandre Nolasco; Langa Rosado, José Antonio (2013)We define (time dependent) Morse-decompositions for non-autonomous evolution processes (non-autonomous dynamical systems) ...
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Tesis Doctoral
On cocycle and uniform attractors for multi-valued and random non-autonomous dynamical systems
Cui, Hongyong (2017-07-07)En esta tesis estudiamos el comportamiento a largo plazo de sistemas dinámicos multivaluados y aleatorios en términos de ...
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Artículo
On the long time behavior of non-autonomous Lotka–Volterra models with diffusion via the sub-supertrajectory method
Langa Rosado, José Antonio; Rodríguez Bernal, Aníbal; Suárez Fernández, Antonio (Elsevier, 2010-07-15)In this paper we study in detail the geometrical structure of global pullback and forwards attractors associated to ...
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Artículo
On the relationship between solutions of stochastic and random differential inclusions
Caraballo Garrido, Tomás; Langa Rosado, José Antonio; Valero Cuadra, José (2003)Some results on the relationship of the solutions of a stochastic di erential inclusion and the corresponding random di ...
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Artículo
Permanence and asymptotically stable complete trajectories for nonautonomous Lotka-Volterra models with diffusion
Langa Rosado, José Antonio; Robinson, James C.; Rodríguez Bernal, Aníbal; Suárez Fernández, Antonio (Society for Industrial and Applied Mathematics, 2009)Lotka-Volterra systems are the canonical ecological models used to analyze population dynamics of competition, symbiosis ...