Artículo
Γ-convergence of equi-coercive nonlinear energies defined on vector-valued functions, with non-uniformly bounded coefficients
Título alternativo | Gamma-convergence of equi-coercive nonlinear energies defined on vector-valued functions, with non-uniformly bounded coefficients |
Autor/es | Briane, Marc
Casado Díaz, Juan Luna Laynez, Manuel Pallares Martín, Antonio Jesús |
Departamento | Universidad de Sevilla. Departamento de Ecuaciones Diferenciales y Análisis Numérico |
Fecha de publicación | 2017-03 |
Fecha de depósito | 2017-07-12 |
Publicado en |
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Resumen | The present paper deals with the asymptotic behavior of equi-coercive sequences {Fn} of nonlinear functionals defined over vector-valued functions in W1,p 0 (Ω)M , where p > 1, M ≥ 1, and Ω is a bounded open set of RN , N ... The present paper deals with the asymptotic behavior of equi-coercive sequences {Fn} of nonlinear functionals defined over vector-valued functions in W1,p 0 (Ω)M , where p > 1, M ≥ 1, and Ω is a bounded open set of RN , N ≥ 2. The strongly local energy density Fn(·, Du) of the functional Fn satisfies a Lipschitz condition with respect to the second variable, which is controlled by a positive sequence {an} which is only bounded in some suitable space L r(Ω). We prove that the sequence {Fn} Γ-converges for the strong topology of Lp(Ω)M to a functional F which has a strongly local density F(·, Du) for sufficiently regular functions u. This compactness result extends former results on the topic, which are based either on maximum principle arguments in the nonlinear scalar case, or adapted div-curl lemmas in the linear case. Here, the vectorial character and the nonlinearity of the problem need a new approach based on a careful analysis of the asymptotic minimizers associated with the functional Fn. The relevance of the conditions which are imposed to the energy density Fn(·, Du), is illustrated by several examples including some classical hyper-elastic energies. |
Agencias financiadoras | Ministerio de Economía y Competitividad (MINECO). España Institut de Recherche Mathématique de Rennes |
Identificador del proyecto | info:eu-repo/grantAgreement/MINECO/MTM2011-24457 |
Cita | Briane, M., Casado Díaz, J., Luna Laynez, M. y Pallares Martín, A.J. (2017). Γ-convergence of equi-coercive nonlinear energies defined on vector-valued functions, with non-uniformly bounded coefficients. Nonlinear Analysis: Theory, Methods & Applications, 151, 187-207. |
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