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In this paper, we consider the strongly coupled nonlinear Kirchhoff-type system with vanshing potentials: \begin{equation*}\begin{cases} -\left(a_1+b_1\int_{\mathbb{R}^3}|\nabla u|^2\dx\right)\Delta u+\lambda…

Analysis of PDEs · Mathematics 2022-10-04 Lingzheng Kong , Haibo Chen

We prove the existence of a nontrivial solution (u \in H^1 (\R^N)) to the nonlinear Choquard equation [- \Delta u + u = \bigl(I_\alpha \ast F (u)\bigr) F' (u) \quad \text{in (\R^N),}] where (I_\alpha) is a Riesz potential, under almost…

Analysis of PDEs · Mathematics 2015-07-21 Vitaly Moroz , Jean Van Schaftingen

In this paper we consider a generalized fourth order nonlinear Kirchhoff equation in a bounded domain in $\mathbb R^{N}, N\geq2$ under Navier boundary conditions and with sublinear nonlinearity. We employ a change of variable which reduces…

Analysis of PDEs · Mathematics 2017-05-10 João R. Santos Júnior , Gaetano Siciliano

We study the existence of normalized solutions to the following Choquard equation with $F$ being a Berestycki-Lions type function \begin{equation*} \begin{cases} -\Delta u+\lambda u=(I_{\alpha}\ast F(u))f(u),\quad \text{in}\ \mathbb{R}^N,…

Analysis of PDEs · Mathematics 2024-08-20 Meiling Zhu , Xinfu Li

In this paper, we are going to study the existence of solution for the following Kirchhoff problem $$ \left\{ \begin{array}{l} M\biggl(\displaystyle\int_{\mathbb{R}^{3}}|\nabla u|^{2} dx +\displaystyle\int_{\mathbb{R}^{3}} \lambda…

Analysis of PDEs · Mathematics 2015-07-28 Claudianor O. Alves , Giovany M. Figueiredo

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

In this paper, we prove uniqueness and nondegeneracy of positive solutions to the following Kirchhoff equations with critical growth \begin{eqnarray*} -\left(a+b\int_{\mathbb{R}^{3}}|\nabla u|^{2}\right)\Delta u=u^{5}, & u>0 & \text{in…

Analysis of PDEs · Mathematics 2018-06-25 Gongbao Li , Chang-Lin Xiang

We are concerned with the existence and asymptotic behavior of multiple radial sign-changing solutions with the nodal characterization for a Kirchhoff-type problem involving the nonlinearity $|u|^{p-2}u(2<p<4)$ in $\mathbb{R}^3$. By…

Analysis of PDEs · Mathematics 2025-01-23 Haining Fan , Marco Squassina , Jianjun Zhang

We study a class of mixed local-nonlocal equations with Hartree-type nonlinearities of the form \begin{equation}\label{meqnab} -\Delta u + (-\Delta)^s u + u = (I_\alpha * F(u))\,F'(u) \quad \text{in } \mathbb{R}^N, \end{equation} where $N…

Analysis of PDEs · Mathematics 2026-02-03 Gurdev Chand Anthal , Prashanta Garain , Nidhi Nidhi

In this paper we consider the following critical nonlocal problem $$ \left\{\begin{array}{ll} M\left(\displaystyle\iint_{\mathbb{R}^{2N}}\frac{|u(x)-u(y)|^2}{|x-y|^{N+2s}}dxdy\right)(-\Delta)^s u =…

Analysis of PDEs · Mathematics 2017-03-24 Alessio Fiscella

In this paper, we consider the existence of normalized solution to the following Kirchhoff equation with mixed Choquard type nonlinearities: \begin{equation*} \begin{cases} -\left(a + b \int_{\mathbb{R}^3} |\nabla u|^2 \, dx\right) \Delta u…

Analysis of PDEs · Mathematics 2025-09-19 Jinyuan Shang , Wenting Zhao , Xianjiu Huang

The objective of this work is to investigate a nonlocal problem involving singular and critical nonlinearities:\begin{equation*}\left\{\begin{array}{ll} ([u]_{s,p}^p)^{\sigma-1}(-\Delta)^s_p u = \frac{\lambda}{u^{\gamma}}+u^{ p_s^{*}-1…

Analysis of PDEs · Mathematics 2022-12-20 A. Ghanmi , M. Kratou , K. Saoudi , D. D. Repovš

The aim of this paper is to study the multiplicity of solutions for the following Kirchhoff type elliptic systems \begin{eqnarray*} \left\{ \arraycolsep=1.5pt \begin{array}{ll} -m\left(\sum^k_{j=1}\|u_j\|^2\right)\Delta…

Analysis of PDEs · Mathematics 2022-01-10 Shengbing Deng , Xingliang Tian

In this paper, we study the following quasilinear {S}chr\"{o}dinger equation: $$\left\{ \begin{array}{l} - {\Delta u} - \frac{\kappa }{2}\Delta \left( {u}^{2}\right) u = h\left( u\right) \text{ in }{\mathbb{R}}^{N}, \\ u \in {H}^{1}\left(…

Analysis of PDEs · Mathematics 2025-08-06 Xianyong Yang , Yue Jia

We study existence of nontrivial solutions to problem \begin{equation*} \left\lbrace \begin{array}{rcll} -\Delta u &=& \lambda u+f(u)&\text{ in }\Omega,\\ u&=&0&\text{ on }\partial \Omega, \end{array}\right. \end{equation*} where $\Omega…

Analysis of PDEs · Mathematics 2025-04-29 Alexis Molino , Salvador Villegas

This article deals with the study of the following Kirchhoff-Choquard problem: \begin{equation*} \begin{array}{cc} \displaystyle M\left(\, \int\limits_{\mathbb{R}^N}|\nabla u|^p\right) (-\Delta_p) u + V(x)|u|^{p-2}u = \left(\,…

Analysis of PDEs · Mathematics 2023-06-21 Divya Goel , Sushmita Rawat , K. Sreenadh

For $1<p<\infty$, we consider the following problem $$ -\Delta_p u=f(u),\quad u>0\text{ in }\Omega,\quad\partial_\nu u=0\text{ on }\partial\Omega, $$ where $\Omega\subset\mathbb R^N$ is either a ball or an annulus. The nonlinearity $f$ is…

Analysis of PDEs · Mathematics 2017-03-17 Alberto Boscaggin , Francesca Colasuonno , Benedetta Noris

In this paper we study the following class of fractional Kirchhoff problems: \begin{equation*} \left\{ \begin{array}{ll} \varepsilon^{2s}M(\varepsilon^{2s-N}[u]^{2}_{s})(-\Delta)^{s}u + V(x) u= f(u) &\mbox{ in } \mathbb{R}^{N}, \\ u\in…

Analysis of PDEs · Mathematics 2020-01-23 Vincenzo Ambrosio

In this paper, we study the existence and asymptotic properties of solutions to the following fractional Kirchhoff equation \begin{equation*} \left(a+b\int_{\mathbb{R}^{3}}|(-\Delta)^{\frac{s}{2}}u|^{2}dx\right)(-\Delta)^{s}u=\lambda…

Analysis of PDEs · Mathematics 2021-04-14 Lintao Liu , Haibo Chen , Jie Yang

In this article we study the existence of solutions to the system \begin{equation*}\left\{ \begin{array}{ll} -\left(a+b\int_{\Omega}|\nabla u|^{2}\right)\Delta u +\phi u= f(x, u) &\text{in }\Omega \hbox{} -\Delta \phi= u^{2} &\text{in…

Analysis of PDEs · Mathematics 2015-03-26 Cyril J. Batkam , Joao R. Santos Junior
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