M-matrices and one-dimensional discrete Sturm–Liouville problems with nonlocal boundary conditions

This article is the second part of a survey dedicated to M-matrices and the application of the finite difference method to elliptic problems with nonlocal boundary conditions. Here, we examine cases in which the matrix of the resulting system of linear equations is an M-matrix. Here, we address the...

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Bibliographic Details
Main Authors: Vytautas Būda, Mifodijus Sapagovas, Olga Štikonienė, Artūras Štikonas
Format: Article
Language:English
Published: Vilnius University Press 2025-07-01
Series:Nonlinear Analysis
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Online Access:https://www.zurnalai.vu.lt/nonlinear-analysis/article/view/42210
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Summary:This article is the second part of a survey dedicated to M-matrices and the application of the finite difference method to elliptic problems with nonlocal boundary conditions. Here, we examine cases in which the matrix of the resulting system of linear equations is an M-matrix. Here, we address the discrete Sturm–Liouville problem with nonlocal boundary conditions, describing its spectrum in one-dimensional case. This enables us to determine the values of the nonlocality parameters for which the finite difference scheme is represented by an M-matrix.
ISSN:1392-5113
2335-8963