The principal eigenvalue problem for a strongly anisotropic second-order elliptic operator

Fuente: arXiv
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Auteur principal: Boutillon, Nathanaël
Format: Preprint
Publié: 2023
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author Boutillon, Nathanaël
author_facet Boutillon, Nathanaël
contents We consider an elliptic operator in which the second-order term is very small in one direction. In this regime, we study the behaviour of the principal eigenfunction and of the principal eigenvalue. Our first result deals with the limit of the principal eigenfunction and is shown with a representation of the principal eigenfunction as a quasi-stationary distribution. Subsequent results deal with the limit of the principal eigenvalue and are shown using Hamilton-Jacobi equations.
format Preprint
id arxiv_https___arxiv_org_abs_2311_12232
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle The principal eigenvalue problem for a strongly anisotropic second-order elliptic operator
Boutillon, Nathanaël
Analysis of PDEs
35J15 (Primary), 35B09, 35P15 (Secondary)
We consider an elliptic operator in which the second-order term is very small in one direction. In this regime, we study the behaviour of the principal eigenfunction and of the principal eigenvalue. Our first result deals with the limit of the principal eigenfunction and is shown with a representation of the principal eigenfunction as a quasi-stationary distribution. Subsequent results deal with the limit of the principal eigenvalue and are shown using Hamilton-Jacobi equations.
title The principal eigenvalue problem for a strongly anisotropic second-order elliptic operator
topic Analysis of PDEs
35J15 (Primary), 35B09, 35P15 (Secondary)
url https://arxiv.org/abs/2311.12232