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Автор Allaire, Grégoire
Автор Amar, Micol
Дата выпуска 1999
dc.description This paper focus on the properties of boundary layers in periodic homogenization in rectangular domains which are either fixed or have an oscillating boundary. Such boundary layers are highly oscillating near the boundary and decay exponentially fast in the interior to a non-zero limit that we call boundary layer tail. The influence of these boundary layer tails on interior error estimates is emphasized. They mainly have two effects (at first order with respect to the period ε): first, they add a dispersive term to the homogenized equation, and second, they yield an effective Fourier boundary condition.
Формат application.pdf
Издатель EDP Sciences
Копирайт © EDP Sciences, SMAI, 1999
Тема Boundary layers
Тема periodic functions
Тема asymptotic expansion
Тема homogenization.
Название Boundary layer tails in periodic homogenization
Тип research-article
DOI 10.1051/cocv:1999110
Electronic ISSN 1262-3377
Print ISSN 1292-8119
Журнал ESAIM: Control, Optimisation and Calculus of Variations
Том 4
Первая страница 209
Последняя страница 243
Аффилиация Allaire Grégoire; Laboratoire d'Analyse Numérique, Université Pierre et Marie Curie, Paris VI, Tour 55–65, 4 place Jussieu, 70005 Paris, France; allaire@ann.jussieu.fr.
Аффилиация Amar Micol; Dipartimento Me.Mo.Mat, Università “La Sapienza" - Roma, Via A. Scarpa 16, 00161 Roma, Italy; amar@dmmm.uniroma1.it.

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