English
Related papers

Related papers: Local multiplicity for fractional linear equations…

200 papers

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

In this note we prove the existence of radially symmetric solutions for a class of fractional Schr\"odinger equation in (\mathbb{R}^N) of the form {equation*} \slap u + V(x) u = g(u), {equation*} where the nonlinearity $g$ does not satisfy…

Analysis of PDEs · Mathematics 2014-02-12 Simone Secchi

We find positive non-radial solutions for a system of Schr\"odinger equations in a weak fully attractive or repulsive regime in presence of an external radial trapping potential that exhibits a maximum or a minimum at infinity.

Analysis of PDEs · Mathematics 2022-03-04 Angela Pistoia , Giusi Vaira

Using similarity transformations we construct explicit nontrivial solutions of nonlinear Schr\"odinger equations with potentials and nonlinearities depending on time and on the spatial coordinates. We present the general theory and use it…

Pattern Formation and Solitons · Physics 2009-11-13 Juan Belmonte-Beitia , Victor M. Perez-Garcia , Vadym Vekslerchik , Vladimir V. Konotop

Utilising the notion of measures of non-compactness and Kamke function of order $\alpha$, we address the question of solvability of fractional differential equations in Banach spaces. In particular, we provide sufficient conditions ensuring…

Functional Analysis · Mathematics 2025-11-05 Dušan Oberta

This paper is devoted to the study of the existence of positive and bounded solutions for a Schr\"odinger type equation defined on the entire Euclidean space, involving a general integro-differential operator. We consider the case where the…

Analysis of PDEs · Mathematics 2026-04-10 Ronaldo C. Duarte , Diego Ferraz

On stratified Lie groups we study a semilinear heat equation with the Hardy potential, a power non-linearity and a forcing term which depends only upon the spacial variable. The analysis of an equivalent formulation to the problem and an…

Analysis of PDEs · Mathematics 2024-09-27 Durvudkhan Suragan , Bharat Talwar

Using similarity transformations we construct explicit solutions of the nonlinear Schrodinger equation with linear and nonlinear periodic potentials. We present explicit forms of spatially localized and periodic solutions, and study their…

Pattern Formation and Solitons · Physics 2015-05-13 Juan Belmonte Beitia , Vladimir V. Konotop , Victor M. Perez Garcia , Vadym E. Vekslerchik

This work is devoted to study the existence of infinitely many weak solutions to nonlocal equations involving a general integrodifferential operator of fractional type. These equations have a variational structure and we find a sequence of…

Analysis of PDEs · Mathematics 2013-12-16 Giovanni Molica Bisci

In this paper we consider the local well-posedness theory for the quadratic nonlinear Schr\"odinger equation with low regularity initial data in the case when the nonlinearity contains derivatives. We work in 2+1 dimensions and prove a…

Analysis of PDEs · Mathematics 2007-05-23 Ioan Bejenaru

In this paper we study nonexistence of non-negative distributional supersolutions for a class of semilinear elliptic equations involving inverse-square potentials.

Analysis of PDEs · Mathematics 2012-10-18 Mouhamed Moustapha Fall

We investigate a class of nonlocal integro-differential equations involving Hilfer fractional derivatives and almost sectorial operators. We prove existence results by applying Schauder's fixed point technique. Moreover, we show fundamental…

Spectral Theory · Mathematics 2021-03-09 Kulandhaivel Karthikeyan , Amar Debbouche , Delfim F. M. Torres

In a very general quasilinear setting, we show that the regularizing effect of a first order term causes the existence of energy solutions for problems involving the Hardy potential and $L^1$ data. In the same setting we study sharp (local…

Analysis of PDEs · Mathematics 2022-05-13 G. Chirillo , L. Montoro , L. Muglia , B. Sciunzi

We prove the existence of infinitely many nontrivial weak periodic solutions for a class of fractional Kirchhoff problems driven by a relativistic Schr\"odinger operator with periodic boundary conditions and involving different types of…

Analysis of PDEs · Mathematics 2019-07-02 Vincenzo Ambrosio

This paper deals with the following class of nonlocal Schr\"odinger equations $$ \displaystyle (-\Delta)^s u + u = |u|^{p-1}u \ \ \text{in} \ \mathbb{R}^N, \quad \text{for} \ s\in (0,1). $$ We prove existence and symmetry results for the…

Analysis of PDEs · Mathematics 2012-10-26 Serena Dipierro , Giampiero Palatucci , Enrico Valdinoci

In this paper, we consider a class of nonlinear fractional differential equations involving Hilfer derivative with boundary conditions. First, we obtain an equivalent integral for the given boundary value problem in weighted space of…

General Mathematics · Mathematics 2019-10-01 Mohammed S Abdo , S K Panchal , Sandeep P Bhairat

In this paper we investigate the existence of positive solutions and ground state solution for a class of fractional Schr\"odinger-Poisson equations in $\mathbb R^3$ with general nonlinearities.

Analysis of PDEs · Mathematics 2016-12-15 Ronaldo C. Duarte , Marco A. S. Souto

We prove the local boundedness and the local H\"older continuity of weak solutions to nonlocal equations with variable orders and exponents under sharp assumptions.

Analysis of PDEs · Mathematics 2021-08-24 Jihoon Ok

This article concerns the fractional elliptic equations \begin{equation*}(-\Delta)^{s}u+\lambda V(x)u=f(u), \quad u\in H^{s}(\mathbb{R}^N), \end{equation*}where $(-\Delta)^{s}$ ($s\in (0\,,\,1)$) denotes the fractional Laplacian, $\lambda…

Analysis of PDEs · Mathematics 2015-02-10 Jinguo Zhang , Weifeng Jiang

In this paper, we introduce the concept of local Leray solutions starting from a locally square-integrable initial data to the fractional Navier-Stokes equations with $s\in [3/4,1)$. Furthermore, we prove its local in time existence when…

Analysis of PDEs · Mathematics 2019-06-25 Jingyue Li