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Mostrando ítems 1-13 de 13
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Artículo
A new relation between the condensation index of complex sequences and the null controllability of parabolic systems
Ammar-Khodja, Farid; Benabdallah, Assia; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2013-10)In this note we present a new result that relates the condensation index of a sequence of complex numbers with the null ...
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Artículo
Boundary controllability of parabolic coupled equations
Fernández Cara, Enrique; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2010-10-01)This paper is concerned with the boundary controllability of non-scalar linear parabolic systems. More precisely, two ...
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Artículo
Controllability of linear and semilinear non-diagonalizable parabolic systems
Fernández Cara, Enrique; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (EDP Sciences, 2015)This paper is concerned with the controllability of some (linear and semilinear) nondiagonalizable parabolic systems of ...
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Artículo
Controllability results for cascade systems of m coupled parabolic PDEs by one control force
González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (European Mathematical Society, 2010)In this paper we will analyze the controllability properties of a linear coupled parabolic system of m equations when a ...
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Artículo
Minimal time for the null controllability of parabolic systems: the effect of the condensation index of complex sequences
Ammar-Khodja, Farid; Benabdallah, Assia; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2014-10-01)Let (A, D(A)) a diagonalizable generator of a C0−semigroup of contractions on a complex Hilbert space X, B2L(C, Y ), Y ...
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Ponencia
Minimal time of controllability for some parabolic systems
González Burgos, Manuel; Ammar-Khodja, Farid; Benabdallah, Assia; Teresa de Oteyza, María de la Luz de (2014)The general aim of this talk is to show a phenomenon which arise when we deal with the null controllability properties of ...
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Artículo
Minimal time of controllability of two parabolic equations with disjoint control and coupling domains
Ammar-Khodja, Farid; Benabdallah, Assia; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2014-05)We consider two parabolic equations coupled by a matrix A(x) = q(x)A0, where A0 is a Jordan block of order 1, and controlled ...
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Artículo
New phenomena for the null controllability of parabolic systems: Minimal time and geometrical dependence
Ammar-Khodja, Farid; Benabdallah, Assia; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2016-12-15)We consider the null controllability problem for two coupled parabolic equations with a space-depending coupling term. We ...
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Ponencia
Null controllability results for parabolic equations in unbounded domains
González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (2007-09)In this talk we present some results concerning the null controllability for a heat equation in unbounded domains. We ...
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Artículo
Null-exact controllability of a semilinear cascade system of parabolic-hyperbolic equations
Fernández Cara, Enrique; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (American Institute of Mathematical Sciences, 2006-09)This paper is concerned with the null-exact controllability of a cascade system formed by a semilinear heat and a semilinear ...
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Artículo
On the boundary controllability of non-scalar parabolic systems
Fernández Cara, Enrique; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2009-07)This Note is concerned with the boundary controllability of non-scalar linear parabolic systems. More precisely, two coupled ...
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Artículo
Recent results on the controllability of linear coupled parabolic problems: A survey
Ammar-Khodja, Farid; Benabdallah, Assia; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (American Institute of Mathematical Sciences, 2011-09)This paper tries to summarize recent results on the controllability of systems of (several) parabolic equations. The ...
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Artículo
The Kalman condition for the boundary controllability of coupled parabolic systems. Bounds on biorthogonal families to complex matrix exponentials
Ammar-Khodja, Farid; Benabdallah, Assia; González Burgos, Manuel; Teresa de Oteyza, María de la Luz de (Elsevier, 2011-12)This paper is devoted to prove the controllability to trajectories of a system of n one-dimensional parabolic equations ...