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Related papers: Global compactness results for nonlocal problems

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The main goal of this work is to prove the existence of three different solutions (one positive, one negative and one with nonconstant sign) for the equation $(-\Delta_p)^s u= |u|^{p^{*}_s -2} u +\lambda f(x,u)$ in a bounded domain with…

Analysis of PDEs · Mathematics 2018-05-01 Natalí Ailín Cantizano , Analía Silva

In this work, we study a class of elliptic problems involving nonlinear superpositions of fractional operators of the form \[ A_{\mu,p}u := \int_{[0,1]} (-\Delta)_{p}^{s} u \, d\mu(s), \] where $\mu$ is a signed measure on $[0,1]$, coupled…

Analysis of PDEs · Mathematics 2026-01-28 Souvik Bhowmick , Sekhar Ghosh , Vishvesh Kumar

We prove new multiplicity results for some nonlocal critical growth elliptic equations in homogeneous fractional Sobolev spaces. The proofs are based on an abstract critical point theorem based on the ${\mathbb Z}_2$-cohomological index and…

Analysis of PDEs · Mathematics 2025-07-15 Siegfried Carl , Kanishka Perera , Hossein Tehrani

We prove the existence of an unbounded branch of solutions to the non-linear non-local equation $$ (-\Delta)^s_p u=\lambda |u|^{p-2}u + f(x,u,\lambda) \quad\text{in}\quad \Omega,\quad u=0 \quad\text{in}\quad \mathbb{R}^n\setminus\Omega, $$…

Analysis of PDEs · Mathematics 2016-10-18 Leandro M. Del Pezzo , Alexander Quaas

In this paper we give a full classification of global solutions of the obstacle problem for the fractional Laplacian (including the thin obstacle problem) with compact coincidence set and at most polynomial growth in dimension $N \geq 3$.…

Analysis of PDEs · Mathematics 2021-06-16 Simon Eberle , Xavier Ros-Oton , Georg S. Weiss

We investigate a nonlinear nonlocal eigenvalue problem involving the sum of fractional $(p,q)$-Laplace operators $(-\Delta)_p^{s_1}+(-\Delta)_q^{s_2}$ with $s_1,s_2\in (0,1)$; $p,q\in(1,\infty)$ and subject to Dirichlet boundary conditions…

Analysis of PDEs · Mathematics 2024-08-08 Emmanuel Wend-Benedo Zongo , Pierre Aime Feulefack

In this article we develop a concentration compactness type principle in a variable exponent setup. As an application of this principle we discuss a problem involving fractional `{\it $(p(x),p^+)$-Laplacian}' and power nonlinearities with…

Analysis of PDEs · Mathematics 2021-03-24 Akasmika Panda , Debajyoti Choudhuri

In this paper, we obtain two rigidity results for $p$-Laplace type equation and $n$-Laplace equation with exponential nonlinearity on $n$-dimensional compact Riemannian manifolds by using of nonlinear flow and the carr\'e du champ methods,…

Analysis of PDEs · Mathematics 2023-05-23 Yu-Zhao Wang , Pei-Can Wei , Huiting Zhang

In this paper we prove the existence of a weak solution to a doubly nonlinear parabolic fractional $p$-Laplacian equation, which has general doubly non-linearlity including not only the Sobolev subcritical/critical/supercritical cases but…

Analysis of PDEs · Mathematics 2023-05-02 Nobuyuki Kato , Masashi Misawa , Kenta Nakamura , Yoshihiko Yamaura

We investigate the fractional magnetic $p$-Laplacian operator in the physical dimension case $N=3$, with $0<s<1<p$ and $sp<3$. Our goal is twofold. First, we define and study suitable functional settings for such operator proving…

Analysis of PDEs · Mathematics 2026-03-09 Laura Baldelli , Federico Bernini

In this paper we extend the well-known concentration -- compactness principle for the Fractional Laplacian operator in unbounded domains. As an application we show sufficient conditions for the existence of solutions to some critical…

Analysis of PDEs · Mathematics 2018-02-27 Julián Fernández Bonder , Nicolas Saintier , Analía Silva

This paper deals with the following nonlocal system of equations: \begin{align}\tag{$\mathcal S$}\label{MAT1} (-\Delta_p)^s u = \frac{\alpha}{p_s^*}|u|^{\alpha-2}u|v|^{\beta}+f(x) \text{ in } \mathbb{R}^{d}, \, (-\Delta_p)^s v =…

Analysis of PDEs · Mathematics 2025-10-24 Nirjan Biswas , Souptik Chakraborty

We investigate the existence of infinitely many radially symmetric solutions to the following problem $$(-\Delta_p)^s u=g(u) \ \ \textrm{ in } \ \ \mathbb{R}^N, \ \ u\in W^{s,p}(\mathbb{R}^N),$$ where $s\in (0,1)$, $2 \leq p < \infty$, $sp…

Analysis of PDEs · Mathematics 2021-05-25 Hamilton Bueno , Olimpio Miyagaki , Ailton Vieira

By using a suitable topological argument based on cohomological linking and by exploiting a Trudinger-Moser inequality in fractional spaces recently obtained, we prove existence of multiple solutions for a problem involving the nonlinear…

Analysis of PDEs · Mathematics 2017-04-04 Kanishka Perera , Marco Squassina

By exploiting a suitable Trudinger-Moser inequality for fractional Sobolev spaces, we obtain existence and multiplicity of solutions for a class of one-dimensional nonlocal equations with fractional diffusion and nonlinearity at exponential…

Analysis of PDEs · Mathematics 2013-11-12 Antonio Iannizzotto , Marco Squassina

In this article, we study the following fractional $p$-Laplacian equation with critical growth singular nonlinearity \begin{equation*} \quad (-\De_{p})^s u = \la u^{-q} + u^{\alpha}, u>0 \; \text{in}\; \Om,\quad u = 0 \; \mbox{in}\; \mb R^n…

Analysis of PDEs · Mathematics 2016-05-04 Tuhina Mukherjee , K. Sreenadh

In this paper we study the nonlinear elliptic problem with p(x)-Laplacian (hemivariational inequality). We prove the existence of a nontrivial solution. Our approach is based on critical point theory for locally Lipschitz functionals due to…

Analysis of PDEs · Mathematics 2014-11-04 Sylwia Barnaś

We study a class of nonlinear non-autonomous nonlocal equations with subcritical and critical exponential nonlinearity. The involved potential can vanish at infinity.

Analysis of PDEs · Mathematics 2014-11-04 João Marcos do Ó , Olimpio H. Miyagaki , Marco Squassina

While the local $L^p$-boundedness of nondegeneral Fourier integral operators is known from the work of Seeger, Sogge and Stein, not so many results are available for the global boundedness on $L^p(\mathbb R^n)$. In this paper we give a…

Analysis of PDEs · Mathematics 2015-10-14 Michael Ruzhansky , Mitsuru Sugimoto

The existence of a nontrivial solution is proved for a class of quasilinear elliptic equations involving, as principal part, either the p-Laplace operator or the operator related to the p-area functional, and a nonlinearity with p-linear…

Analysis of PDEs · Mathematics 2018-03-19 Silvia Cingolani , Marco Degiovanni , Giuseppina Vannella