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Related papers: Homogenization of a semilinear elliptic problem

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In this paper a semilinear elliptic PDE with rapidly oscillating coefficients is homogenized. The novetly of our result lies in the fact that we allow the second order part of the differential operator to be degenerate in some portion of…

Probability · Mathematics 2013-05-07 Etienne Pardoux , Ahmadou Bamba Sow

This Note aims at presenting a simple and efficient procedure to derive the structure of high-order corrector estimates for the homogenization limit applied to a semi-linear elliptic equation posed in perforated domains. Our working…

Analysis of PDEs · Mathematics 2016-03-15 Khoa Vo , Adrian Muntean

We are concerned with the homogenization of second-order linear elliptic equations with random coefficient fields. For symmetric coefficient fields with only short-range correlations, quantified through a logarithmic Sobolev inequality for…

Analysis of PDEs · Mathematics 2016-11-08 Peter Bella , Benjamin Fehrman , Julian Fischer , Felix Otto

In the whole space $R^d$, $d\ge 2$, we study homogenization of a divergence form elliptic operator $A_\varepsilon$ of order $2m\ge 4$ with measurable $\varepsilon$-periodic coefficients, where $\varepsilon$ is a small parameter. For the…

Analysis of PDEs · Mathematics 2021-07-02 S. E. Pastukhova

In this paper we investigate homogenization results for the principal eigenvalue problem associated to $1$-homogeneous, uniformly elliptic, second-order operators. Under rather general assumptions, we prove that the principal eigenpair…

Analysis of PDEs · Mathematics 2022-05-11 Gonzalo Dávila , Andrei Rodríguez-Paredes , Erwin Topp

In this work we study the homogenization problem for (nonlinear) eigenvalues of quasilinear elliptic operators. We prove convergence of the first and second eigenvalues and, in the case where the operator is independent of $\varepsilon$,…

Analysis of PDEs · Mathematics 2012-11-20 Julian Fernandez Bonder , Juan P. Pinasco , Ariel M. Salort

We compute fundamental solutions of homogeneous elliptic differential operators, with constant coefficients, on $\mathbb{R}^n$ by mean of analytic continuation of distributions. The result obtained is valid in any dimension, for any degree…

Analysis of PDEs · Mathematics 2007-05-23 Brice Camus

Operator-type estimates of homogenization are obtained for elliptic operators of arbitrary even order equal or greater than two. Operators under consideration are non-selfadjoint with lower-order terms.

Analysis of PDEs · Mathematics 2015-12-08 Svetlana Pastukhova

The article studies the reiterated homogenization of linear elliptic variational inequalities arising in problems with unilateral constrains. We assume that the coefficients of the equations satisfy and abstract hypothesis covering on each…

Mathematical Physics · Physics 2018-11-16 Hermann Douanla , Cyrille Kenne

We give a simplified presentation of the obstacle problem approach to stochastic homogenization for elliptic equations in nondivergence form. Our argument also applies to equations which depend on the gradient of the unknown function. In…

Analysis of PDEs · Mathematics 2012-09-24 Scott N. Armstrong , Charles K. Smart

We derive in this note a high-order corrector estimate for the homogenization of a microscopic semi-linear elliptic system posed in perforated domains. The major challenges are the presence of nonlinear volume and surface reaction rates.…

Analysis of PDEs · Mathematics 2017-05-24 Vo Anh Khoa

Homogenization of a scalar elliptic equation in a bounded domain with Neuman boundary condition is studied. Coefficients of the operator are oscillating over two different groups of variables with different small periods $\varepsilon$ and…

Analysis of PDEs · Mathematics 2015-12-22 Svetlana Pastukhova , Roman Tikhomirov

For a class of linear elliptic equations of general type with rapidly oscillating coefficients, we use the sigma-convergence method to prove the homogenization result and a corrector-type result. In the case of asymptotic periodic…

Analysis of PDEs · Mathematics 2019-11-26 Renata Bunoiu , Giuseppe Cardone , Willi Jäger , Jean Louis Woukeng

This paper is concerned with the homogenization of Dirichlet problem of elliptic systems in a bounded, smooth domain of finite type. Both the coefficients of the elliptic operator and the Dirichlet boundary data are assumed to be periodic…

Analysis of PDEs · Mathematics 2017-02-14 Jinping Zhuge

This paper deals with an elliptic problem with a nonlinear lower order term set in an open bounded cylinder of $R^N$, $N\geq 2$, divided into two connected components by an imperfect rough interface. More precisely, we assume that at the…

Analysis of PDEs · Mathematics 2023-10-20 S. Monsurrò , C. Perugia , F. Raimondi

In this work we study the homogenization problem for nonlinear eigenvalues of quasilinear elliptic operators. We obtain an explicit order of convergence in $k$ and in $\varepsilon$ for the (variational) eigenvalues.

Analysis of PDEs · Mathematics 2012-11-02 Julian Fernandez Bonder , Juan P. Pinasco , Ariel M. Salort

We develop a quantitative theory of stochastic homogenization in the more general framework of differential forms. Inspired by recent progress in the uniformly elliptic setting, the analysis relies on the study of certain subadditive…

Analysis of PDEs · Mathematics 2020-12-29 Paul Dario

We consider nonlinear, uniformly elliptic equations with random, highly oscillating coefficients satisfying a finite range of dependence. We prove that homogenization and linearization commute in the sense that the linearized equation…

Analysis of PDEs · Mathematics 2019-09-26 Scott Armstrong , Sam Ferguson , Tuomo Kuusi

In this paper, we consider a microscopic semilinear elliptic equation posed in periodically perforated domains and associated with the Fourier-type condition on internal micro-surfaces. The first contribution of this work is the…

Analysis of PDEs · Mathematics 2020-03-04 Vo Anh Khoa , Thieu Thi Kim Thoa , Ekeoma Rowland Ijioma

The focus in this paper is on elliptic homogenization of a certain kind of possibly non-periodic problems. A non-periodic and two-dimensional example is studied, where we numerically illustrate the homogenized matrix.

Analysis of PDEs · Mathematics 2009-08-13 Jens Persson
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