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MULTIPLICITY RESULTS FOR ELLIPTIC PROBLEMS INVOLVING NONLOCAL INTEGRODIFFERENTIAL OPERATORS WITHOUT AMBROSETTI-RABINOWITZ CONDITION

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Autor(es):
Bonaldo, Lauren M. M. ; Hurtado, Elard J. ; Miyagaki, Olimpio H.
Número total de Autores: 3
Tipo de documento: Artigo Científico
Fonte: DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS; v. 42, n. 7, p. 25-pg., 2022-03-22.
Resumo

In this paper, we study the existence and multiplicity of weak solutions for a general class of elliptic equations (P-lambda) in a smooth bounded domain, driven by a nonlocal integrodifferential operator L-AK with Dirichlet boundary conditions involving variable exponents without Ambrosetti and Rabinowitz type growth conditions. Using different versions of the Mountain Pass Theorem, as well as, the Fountain Theorem and Dual Fountain Theorem with Cerami condition, we obtain the existence of weak solutions for the problem (P-lambda) and we show that the problem treated has at least one nontrivial solution for any parameter lambda > 0 small enough as well as that the solution blows up, in the fractional Sobolev norm, as lambda -> 0. Moreover, for the sublinear case, by imposing some additional hypotheses on the nonlinearity f (x, center dot), and by using a new version of the symmetric Mountain Pass Theorem due to Kajikiya [18], we obtain the existence of infinitely many weak solutions which tend to zero, in the fractional Sobolev norm, for any parameter lambda > 0. As far as we know, the results of this paper are new in the literature. (AU)

Processo FAPESP: 19/24901-3 - Problema quase linear não local crítica: existência, multiplicidade e propriedades das soluções
Beneficiário:Olimpio Hiroshi Miyagaki
Modalidade de apoio: Auxílio à Pesquisa - Regular