(p,2)-equations asymmetric at both zero and infinity

We consider a (p,2){(p,2)}-equation, that is, a nonlinear nonhomogeneous elliptic equation driven by the sum of a p-Laplacian and a Laplacian with p>2{p>2}. The reaction term is (p-1){(p-1)}-linear, but exhibits asymmetric behavior at ±∞{\pm\infty} and at 0±{0^{\pm}}. Using variational tools,...

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Main Authors: Papageorgiou Nikolaos S., Rădulescu Vicenţiu D., Repovš Dušan D.
Format: Article
Language:English
Published: De Gruyter 2018-08-01
Series:Advances in Nonlinear Analysis
Subjects:
Online Access:https://doi.org/10.1515/anona-2017-0195
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author Papageorgiou Nikolaos S.
Rădulescu Vicenţiu D.
Repovš Dušan D.
author_facet Papageorgiou Nikolaos S.
Rădulescu Vicenţiu D.
Repovš Dušan D.
author_sort Papageorgiou Nikolaos S.
collection DOAJ
description We consider a (p,2){(p,2)}-equation, that is, a nonlinear nonhomogeneous elliptic equation driven by the sum of a p-Laplacian and a Laplacian with p>2{p>2}. The reaction term is (p-1){(p-1)}-linear, but exhibits asymmetric behavior at ±∞{\pm\infty} and at 0±{0^{\pm}}. Using variational tools, together with truncation and comparison techniques and Morse theory, we prove two multiplicity theorems, one of them providing sign information for all the solutions (positive, negative, nodal).
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spelling doaj.art-46d5c1c96411460e922a5273fcffee692022-12-21T17:16:05ZengDe GruyterAdvances in Nonlinear Analysis2191-94962191-950X2018-08-017332735110.1515/anona-2017-0195(p,2)-equations asymmetric at both zero and infinityPapageorgiou Nikolaos S.0Rădulescu Vicenţiu D.1Repovš Dušan D.2Department of Mathematics, National Technical University, Zografou Campus, Athens15780, GreeceInstitute of Mathematics “Simion Stoilow” of the Romanian Academy, P.O. Box 1-764, 014700Bucharest; and Department of Mathematics, University of Craiova, 200585 Craiova, RomaniaFaculty of Education and Faculty of Mathematics and Physics, University of Ljubljana, SI-1000Ljubljana, SloveniaWe consider a (p,2){(p,2)}-equation, that is, a nonlinear nonhomogeneous elliptic equation driven by the sum of a p-Laplacian and a Laplacian with p>2{p>2}. The reaction term is (p-1){(p-1)}-linear, but exhibits asymmetric behavior at ±∞{\pm\infty} and at 0±{0^{\pm}}. Using variational tools, together with truncation and comparison techniques and Morse theory, we prove two multiplicity theorems, one of them providing sign information for all the solutions (positive, negative, nodal).https://doi.org/10.1515/anona-2017-0195asymmetric reactionresonancefučik spectrumconstant sign solutionsnodal solutioncritical groupsmorse relation35j20 35j60 58e05
spellingShingle Papageorgiou Nikolaos S.
Rădulescu Vicenţiu D.
Repovš Dušan D.
(p,2)-equations asymmetric at both zero and infinity
Advances in Nonlinear Analysis
asymmetric reaction
resonance
fučik spectrum
constant sign solutions
nodal solution
critical groups
morse relation
35j20
35j60
58e05
title (p,2)-equations asymmetric at both zero and infinity
title_full (p,2)-equations asymmetric at both zero and infinity
title_fullStr (p,2)-equations asymmetric at both zero and infinity
title_full_unstemmed (p,2)-equations asymmetric at both zero and infinity
title_short (p,2)-equations asymmetric at both zero and infinity
title_sort p 2 equations asymmetric at both zero and infinity
topic asymmetric reaction
resonance
fučik spectrum
constant sign solutions
nodal solution
critical groups
morse relation
35j20
35j60
58e05
url https://doi.org/10.1515/anona-2017-0195
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