S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems

By using the bifurcation method, we study the existence of an S-shaped connected component in the set of positive solutions for discrete second-order Neumann boundary value problem. By figuring the shape of unbounded connected component of positive solutions, we show that the Neumann boundary value...

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Main Authors: Miao Liangying, Liu Jing, He Zhiqian
Format: Article
Language:English
Published: De Gruyter 2020-12-01
Series:Open Mathematics
Subjects:
Online Access:https://doi.org/10.1515/math-2020-0098
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author Miao Liangying
Liu Jing
He Zhiqian
author_facet Miao Liangying
Liu Jing
He Zhiqian
author_sort Miao Liangying
collection DOAJ
description By using the bifurcation method, we study the existence of an S-shaped connected component in the set of positive solutions for discrete second-order Neumann boundary value problem. By figuring the shape of unbounded connected component of positive solutions, we show that the Neumann boundary value problem has three positive solutions suggesting suitable conditions on the weight function and nonlinearity.
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spelling doaj.art-78ae638a4863425e8abbb192c690d9ac2022-12-21T22:39:28ZengDe GruyterOpen Mathematics2391-54552020-12-011811658166610.1515/math-2020-0098math-2020-0098S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problemsMiao Liangying0Liu Jing1He Zhiqian2School of Mathematics and Statistics, Qinghai Nationalities University, Xining, 810007, P. R. ChinaThe College of Ecological Environment and Resources, Qinghai Nationalities University, Xining, 810007, P. R. ChinaDepartment of Basic Teaching and Research, Qinghai University, Xining, 810016, P. R. ChinaBy using the bifurcation method, we study the existence of an S-shaped connected component in the set of positive solutions for discrete second-order Neumann boundary value problem. By figuring the shape of unbounded connected component of positive solutions, we show that the Neumann boundary value problem has three positive solutions suggesting suitable conditions on the weight function and nonlinearity.https://doi.org/10.1515/math-2020-0098three positive solutionsdiscreteneumann boundary value problembifurcation39a2839a2139a12
spellingShingle Miao Liangying
Liu Jing
He Zhiqian
S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems
Open Mathematics
three positive solutions
discrete
neumann boundary value problem
bifurcation
39a28
39a21
39a12
title S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems
title_full S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems
title_fullStr S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems
title_full_unstemmed S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems
title_short S-shaped connected component of positive solutions for second-order discrete Neumann boundary value problems
title_sort s shaped connected component of positive solutions for second order discrete neumann boundary value problems
topic three positive solutions
discrete
neumann boundary value problem
bifurcation
39a28
39a21
39a12
url https://doi.org/10.1515/math-2020-0098
work_keys_str_mv AT miaoliangying sshapedconnectedcomponentofpositivesolutionsforsecondorderdiscreteneumannboundaryvalueproblems
AT liujing sshapedconnectedcomponentofpositivesolutionsforsecondorderdiscreteneumannboundaryvalueproblems
AT hezhiqian sshapedconnectedcomponentofpositivesolutionsforsecondorderdiscreteneumannboundaryvalueproblems