Multiple solutions to the double phase problems involving concave-convex nonlinearities

This paper is concerned with several existence results of multiple solutions for Schrödinger-type problems involving the double phase operator for the case of a combined effect of concave-convex nonlinearities. The first one is to discuss that our problem has infinitely many large energy solutions....

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Main Authors: Jae-Myoung Kim, Yun-Ho Kim
Format: Article
Language:English
Published: AIMS Press 2023-01-01
Series:AIMS Mathematics
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/math.2023254?viewType=HTML
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author Jae-Myoung Kim
Yun-Ho Kim
author_facet Jae-Myoung Kim
Yun-Ho Kim
author_sort Jae-Myoung Kim
collection DOAJ
description This paper is concerned with several existence results of multiple solutions for Schrödinger-type problems involving the double phase operator for the case of a combined effect of concave-convex nonlinearities. The first one is to discuss that our problem has infinitely many large energy solutions. Second, we obtain the existence of a sequence of infinitely many small energy solutions to the given problem. To establish such multiplicity results, we employ the fountain theorem and the dual fountain theorem as the primary tools, respectively. In particular we give the existence result of small energy solutions on a new class of nonlinear term.
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spelling doaj.art-5ab7aff8647443ddb04c2360e80a827f2023-01-28T01:07:45ZengAIMS PressAIMS Mathematics2473-69882023-01-01835060507910.3934/math.2023254Multiple solutions to the double phase problems involving concave-convex nonlinearitiesJae-Myoung Kim0Yun-Ho Kim11. Department of Mathematics Education, Andong National University, Andong 36729, Korea2. Department of Mathematics Education, Sangmyung University, Seoul 03016, KoreaThis paper is concerned with several existence results of multiple solutions for Schrödinger-type problems involving the double phase operator for the case of a combined effect of concave-convex nonlinearities. The first one is to discuss that our problem has infinitely many large energy solutions. Second, we obtain the existence of a sequence of infinitely many small energy solutions to the given problem. To establish such multiplicity results, we employ the fountain theorem and the dual fountain theorem as the primary tools, respectively. In particular we give the existence result of small energy solutions on a new class of nonlinear term.https://www.aimspress.com/article/doi/10.3934/math.2023254?viewType=HTMLdouble phase problemsmusielak-orlicz-sobolev spacesvariational methodsmultiple solutions
spellingShingle Jae-Myoung Kim
Yun-Ho Kim
Multiple solutions to the double phase problems involving concave-convex nonlinearities
AIMS Mathematics
double phase problems
musielak-orlicz-sobolev spaces
variational methods
multiple solutions
title Multiple solutions to the double phase problems involving concave-convex nonlinearities
title_full Multiple solutions to the double phase problems involving concave-convex nonlinearities
title_fullStr Multiple solutions to the double phase problems involving concave-convex nonlinearities
title_full_unstemmed Multiple solutions to the double phase problems involving concave-convex nonlinearities
title_short Multiple solutions to the double phase problems involving concave-convex nonlinearities
title_sort multiple solutions to the double phase problems involving concave convex nonlinearities
topic double phase problems
musielak-orlicz-sobolev spaces
variational methods
multiple solutions
url https://www.aimspress.com/article/doi/10.3934/math.2023254?viewType=HTML
work_keys_str_mv AT jaemyoungkim multiplesolutionstothedoublephaseproblemsinvolvingconcaveconvexnonlinearities
AT yunhokim multiplesolutionstothedoublephaseproblemsinvolvingconcaveconvexnonlinearities