Results 61 to 70 of about 628 (105)

Infinitely many free or prescribed mass solutions for fractional Hartree equations and Pohozaev identities

open access: yesAdvanced Nonlinear Studies
In this paper we study the following nonlinear fractional Hartree (or Choquard-Pekar) equation (−Δ)su+μu=(Iα*F(u))F′(u) inRN, ${\left(-{\Delta}\right)}^{s}u+\mu u=\left({I}_{\alpha }{\ast}F\left(u\right)\right){F}^{\prime }\left(u\right)\quad \text{in} {\
Cingolani Silvia   +2 more
doaj   +1 more source

Limit profiles and the existence of bound-states in exterior domains for fractional Choquard equations with critical exponent

open access: yesAdvances in Nonlinear Analysis
This article is devoted to studying the existence of positive solutions to the following fractional Choquard equation: (−Δ)su+u=∫Ω∣u(y)∣p∣x−y∣N−αdy∣u∣p−2u+ε∫Ω∣u(y)∣2α,s*∣x−y∣N−αdy∣u∣2α,s*−2u,inΩ,u=0,onRN\Ω,\left\{\begin{array}{ll}{\left(-\Delta )}^{s}u+u=
Ye Fumei, Yu Shubin, Tang Chun-Lei
doaj   +1 more source

Remarks on the nonlinear fractional Choquard equation

open access: yesFractional Calculus and Applied Analysis
Abstract We analyze the following doubly nonlocal nonlinear elliptic problem: $$\begin{aligned} \left\{ \begin{array}{ll} (-\varDelta )^{s}u+\omega u=(I_{\alpha }*F(u)) F'(u) \text{ in } \mathbb {R}^{N}, \\ u\in H^{s}(\mathbb {R}^{N}), \end{array} \right. \end{aligned}$$
openaire   +1 more source

Multiplicity of solutions to a nonlocal Choquard equation involving fractional magnetic operators and critical exponent

open access: yesElectronic Journal of Differential Equations, 2016
In this article, we study the multiplicity of solutions to a nonlocal fractional Choquard equation involving an external magnetic potential and critical exponent, namely, $$\displaylines{ (a+b[u]_{s,A}^2)(-\Delta)_A^su+V(x)u =\int_{\mathbb{R}^N ...
Fuliang Wang, Mingqi Xiang
doaj  

Existence of solutions for non-local elliptic systems with Hardy-Littlewood-Sobolev critical nonlinearities

open access: yesElectronic Journal of Differential Equations, 2019
In this work, we establish the existence of solutions for the nonlinear nonlocal system of equations involving the fractional Laplacian, \begin{gather*} \begin{aligned} (-\Delta)^s u & = au+bv+\frac{2p}{p+q}\int_{\Omega}\frac{|v(y)|^q}{|x-y|^\mu}dy|
Yang Yang, Qian Yu Hong, Xudong Shang
doaj  

Symmetry and Nonexistence of Positive Solutions for Fractional Choquard Equations

open access: yes, 2017
This paper is devoted to study the following Choquard equation \begin{eqnarray*}\left\{ \begin{array}{lll} (-\triangle)^{ /2}u=(|x|^{ -n}\ast u^p)u^{p-1},~~~&x\in R^n, u\geq0,\,\,&x\in R^n, \end{array} \right.
Ma, Pei, Zhang, Jihui
openaire   +2 more sources

Fractional p -Kirchhoff equation with Sobolev and Choquard singular nonlinearities

open access: yesComplex Variables and Elliptic Equations
25 ...
R. B. Assunção   +2 more
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Semi-classical states for fractional Choquard equations with decaying potentials

open access: yesCommunications in Contemporary Mathematics
This paper deals with the following fractional Choquard equation: [Formula: see text] where [Formula: see text] is a small parameter, [Formula: see text], [Formula: see text] is the fractional Laplacian, [Formula: see text], [Formula: see text], [Formula: see text], [Formula: see text] is a Riesz potential, [Formula: see text] is an external potential.
Yinbin Deng, Shuangjie Peng, Xian Yang
openaire   +3 more sources

Asymptotic decay of solutions for sublinear fractional Choquard equations

open access: yesNonlinear Analysis
Goal of this paper is to study the asymptotic behaviour of the solutions of the following doubly nonlocal equation $$(-Δ)^s u + μu = (I_α*F(u))f(u) \quad \hbox{on $\mathbb{R}^N$}$$ where $s \in (0,1)$, $N\geq 2$, $α\in (0,N)$, $μ>0$, $I_α$ denotes the Riesz potential and $F(t) = \int_0^t f(τ) d τ$ is a general nonlinearity with a sublinear growth in
openaire   +4 more sources

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