Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function

In this paper, we discuss the existence of positive solutions to a discrete third-order three-point boundary value problem. Here, the weight function a(t)a\left(t) and the Green function G(t,s)G\left(t,s) both change their sign. Despite this, we also obtain several existence results of positive solu...

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Autores principales: Cao Xueqin, Gao Chenghua, Duan Duihua
Formato: article
Lenguaje:EN
Publicado: De Gruyter 2021
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Acceso en línea:https://doaj.org/article/486da526531244699d88d7d7be0267c1
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spelling oai:doaj.org-article:486da526531244699d88d7d7be0267c12021-12-05T14:10:53ZPositive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function2391-545510.1515/math-2021-0085https://doaj.org/article/486da526531244699d88d7d7be0267c12021-09-01T00:00:00Zhttps://doi.org/10.1515/math-2021-0085https://doaj.org/toc/2391-5455In this paper, we discuss the existence of positive solutions to a discrete third-order three-point boundary value problem. Here, the weight function a(t)a\left(t) and the Green function G(t,s)G\left(t,s) both change their sign. Despite this, we also obtain several existence results of positive solutions by using the Guo-Krasnoselskii’s fixed-point theorem in a cone.Cao XueqinGao ChenghuaDuan DuihuaDe Gruyterarticlethird-order difference equationthree-point boundary conditionssign-changing green’s functionguo-krasnoselskii’s fixed-point theorempositive solutions39a1039a12MathematicsQA1-939ENOpen Mathematics, Vol 19, Iss 1, Pp 990-1006 (2021)
institution DOAJ
collection DOAJ
language EN
topic third-order difference equation
three-point boundary conditions
sign-changing green’s function
guo-krasnoselskii’s fixed-point theorem
positive solutions
39a10
39a12
Mathematics
QA1-939
spellingShingle third-order difference equation
three-point boundary conditions
sign-changing green’s function
guo-krasnoselskii’s fixed-point theorem
positive solutions
39a10
39a12
Mathematics
QA1-939
Cao Xueqin
Gao Chenghua
Duan Duihua
Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function
description In this paper, we discuss the existence of positive solutions to a discrete third-order three-point boundary value problem. Here, the weight function a(t)a\left(t) and the Green function G(t,s)G\left(t,s) both change their sign. Despite this, we also obtain several existence results of positive solutions by using the Guo-Krasnoselskii’s fixed-point theorem in a cone.
format article
author Cao Xueqin
Gao Chenghua
Duan Duihua
author_facet Cao Xueqin
Gao Chenghua
Duan Duihua
author_sort Cao Xueqin
title Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function
title_short Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function
title_full Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function
title_fullStr Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function
title_full_unstemmed Positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing Green's function
title_sort positive solutions of a discrete nonlinear third-order three-point eigenvalue problem with sign-changing green's function
publisher De Gruyter
publishDate 2021
url https://doaj.org/article/486da526531244699d88d7d7be0267c1
work_keys_str_mv AT caoxueqin positivesolutionsofadiscretenonlinearthirdorderthreepointeigenvalueproblemwithsignchanginggreensfunction
AT gaochenghua positivesolutionsofadiscretenonlinearthirdorderthreepointeigenvalueproblemwithsignchanginggreensfunction
AT duanduihua positivesolutionsofadiscretenonlinearthirdorderthreepointeigenvalueproblemwithsignchanginggreensfunction
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