Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator

Abstract In this paper, we prove the existence of three solutions to a partial difference equation with ( p , q ) $(p,q)$ -Laplacian operator by using critical point theory. Furthermore, based on the strong maximum principle, we prove that the three solutions are positive under appropriate nonlinear...

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Published in:Boundary Value Problems
Main Authors: Feng Xiong, Zhan Zhou
Format: Article
Language:English
Published: SpringerOpen 2022-02-01
Subjects:
Online Access:https://doi.org/10.1186/s13661-022-01588-z
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author Feng Xiong
Zhan Zhou
author_facet Feng Xiong
Zhan Zhou
author_sort Feng Xiong
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container_title Boundary Value Problems
description Abstract In this paper, we prove the existence of three solutions to a partial difference equation with ( p , q ) $(p,q)$ -Laplacian operator by using critical point theory. Furthermore, based on the strong maximum principle, we prove that the three solutions are positive under appropriate nonlinearity assumptions. Finally, we also give an example to illustrate our main results.
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spelling doaj-art-8b94de8a43184bce92e555c9a22ffb182025-08-19T19:30:44ZengSpringerOpenBoundary Value Problems1687-27702022-02-012022111310.1186/s13661-022-01588-zThree positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operatorFeng Xiong0Zhan Zhou1School of Mathematics and Information Science, Guangzhou UniversitySchool of Mathematics and Information Science, Guangzhou UniversityAbstract In this paper, we prove the existence of three solutions to a partial difference equation with ( p , q ) $(p,q)$ -Laplacian operator by using critical point theory. Furthermore, based on the strong maximum principle, we prove that the three solutions are positive under appropriate nonlinearity assumptions. Finally, we also give an example to illustrate our main results.https://doi.org/10.1186/s13661-022-01588-zBoundary value problemThree positive solutionsPartial difference equation( p , q ) $(p,q)$ -LaplacianCritical point theory
spellingShingle Feng Xiong
Zhan Zhou
Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator
Boundary value problem
Three positive solutions
Partial difference equation
( p , q ) $(p,q)$ -Laplacian
Critical point theory
title Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator
title_full Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator
title_fullStr Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator
title_full_unstemmed Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator
title_short Three positive solutions for a nonlinear partial discrete Dirichlet problem with ( p , q ) $(p,q)$ -Laplacian operator
title_sort three positive solutions for a nonlinear partial discrete dirichlet problem with p q p q laplacian operator
topic Boundary value problem
Three positive solutions
Partial difference equation
( p , q ) $(p,q)$ -Laplacian
Critical point theory
url https://doi.org/10.1186/s13661-022-01588-z
work_keys_str_mv AT fengxiong threepositivesolutionsforanonlinearpartialdiscretedirichletproblemwithpqpqlaplacianoperator
AT zhanzhou threepositivesolutionsforanonlinearpartialdiscretedirichletproblemwithpqpqlaplacianoperator