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Related papers: Nonlocal problems with singular nonlinearity

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We investigate the existence of nonnegative solutions for a nonlinear problem involving the fractional p-Laplacian operator. The problem is set on a unbounded domain, and compactness issues have to be handled.

Analysis of PDEs · Mathematics 2014-04-23 Raquel Lehrer , Liliane A. Maia , Marco Squassina

We provide a suitable variational approach for a class of nonlocal problems involving the fractional laplacian and singular nonlinearities for which the standard techniques fail. As a corollary we deduce a characterization of the solutions.

Analysis of PDEs · Mathematics 2018-06-15 Annamaria Canino , Luigi Montoro , Berardino Sciunzi

We overview some recent existence and regularity results in the theory of nonlocal nonlinear problems driven by the fractional $p$-Laplacian.

Analysis of PDEs · Mathematics 2017-01-05 Sunra Mosconi , Marco Squassina

By means of variational methods we establish existence and multiplicity of solutions for a class of nonlinear nonlocal problems involving the fractional p-Laplacian and a combined Sobolev and Hardy nonlinearity at subcritical and critical…

Analysis of PDEs · Mathematics 2018-02-19 Wenjing Chen , Sunra Mosconi , Marco Squassina

This paper is concerned with the study of a nonlinear problems involving the fractional p(x)-Laplacian operator. By means of the Berkovits degree theory, we prove the existence of nontrivial weak solutions for this problem. The appropriate…

Analysis of PDEs · Mathematics 2019-12-25 Mustapha Ait Hammou

We study a class of fractional $p$-Laplacian problems with weights which are possibly singular on the boundary of the domain. We provide existence and multiplicity results as well as characterizations of critical groups and related…

Analysis of PDEs · Mathematics 2016-03-21 Ky Ho , Kanishka Perera , Inbo Sim , Marco Squassina

In this paper we consider Sobolev inequalities associated with singular problems for the fractional $p$-Laplacian operator in a bounded domain of $\mathbb{R}^{N}$, $N\geq 2$.

Analysis of PDEs · Mathematics 2018-08-14 Grey Ercole , Gilberto de Assis Pereira

In the present paper we study the existence of solutions for some nonlocal problems involving the p(x)-Laplacian operator. The approach is based on a new sub-supersolution method

Analysis of PDEs · Mathematics 2017-04-11 Gelson C. G. dos Santos , Giovany M. Figueiredo , Leandro da S. Tavares

We study a nonlinear, nonlocal Dirichlet problem driven by the fractional p-Laplacian, involving a (p-1)-sublinear reaction. By means of a weak comparison principle we prove uniqueness of the solution. Also, comparing the problem to…

Analysis of PDEs · Mathematics 2023-12-08 Antonio Iannizzotto , Dimitri Mugnai

We investigate the obstacle problem for a class of nonlinear equations driven by nonlocal, possibly degenerate, integro-differential operators, whose model is the fractional $p$-Laplacian operator with measurable coefficients. Amongst other…

Analysis of PDEs · Mathematics 2016-04-18 Janne Korvenpaa , Tuomo Kuusi , Giampiero Palatucci

In the past years, the phenomenon of fractional regularity has been addressed for a large class of linear and/or quasilinear differential operators, mostly, in terms of certain Besov spaces. As it turned out, for equations governed by the…

Analysis of PDEs · Mathematics 2018-09-05 Anderson L. A. de Araújo , Luís H. de Miranda

Recently, great attention has been focused on the study of fractional and non-local operators of elliptic type, both for pure mathematical research and in view of concrete real-world applications. Our problem is related to the fractional…

Analysis of PDEs · Mathematics 2025-06-25 Sana Benhafsia , Rejeb Hadiji

By means of variational methods we investigate existence, non-existence as well as regularity of weak solutions for a system of nonlocal equations involving the fractional laplacian operator and with nonlinearity reaching the critical…

Analysis of PDEs · Mathematics 2015-08-24 Luiz Faria , Olimpio Miyagaki , Fabio Pereira , Marco Squassina , Chengxiang Zhang

This work is devoted to the study of the existence of at least one weak solution to nonlocal equations involving a general integro-differential operator of fractional type. As a special case, we derive an existence theorem for the…

Analysis of PDEs · Mathematics 2020-04-22 Giovanni Molica Bisci , Dušan D. Repovš

We study a fractional $p$-Laplace equation involving a variable exponent singular nonlinearity in the framework of the Heisenberg group. We first establish the existence and regularity of weak solutions. In the case of a constant singular…

Analysis of PDEs · Mathematics 2025-08-28 Prashanta Garain

We discuss some basic properties of the eigenfunctions of a class of nonlocal operators whose model is the fractional p-Laplacian.

Analysis of PDEs · Mathematics 2013-07-09 Giovanni Franzina , Giampiero Palatucci

In this paper, we investigate existence results for nonlinear nonlocal problems governed by an operator obtained as a superposition of fractional $p$-Laplacians, subject to Neumann boundary conditions. A spectral analysis of the main…

Analysis of PDEs · Mathematics 2025-12-16 Yergen Aikyn

We develop some properties of the $p-$Neumann derivative for the fractional $p-$Laplacian in bounded domains with general $p>1$. In particular, we prove the existence of a diverging sequence of eigenvalues and we introduce the evolution…

Analysis of PDEs · Mathematics 2019-04-24 Dimitri Mugnai , Edoardo Proietti Lippi

In this manuscript we deal with existence/uniqueness and regularity issues of suitable weak solutions to nonlocal problems driven by fractional Laplace type operators. Different from previous researches, in our approach we consider gradient…

Analysis of PDEs · Mathematics 2020-05-28 João Vitor da Silva , Pablo Ochoa , Analía Silva

The aim of this paper is to deal with the elliptic pdes involving a nonlinear integrodifferential operator, which are possibly degenerate and covers the case of fractional $p$-Laplacian operator. We prove the existence of a solution in the…

Analysis of PDEs · Mathematics 2017-07-13 Ratan Kr. Giri , D. Choudhuri , Amita Soni
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