Results 41 to 50 of about 554 (70)

Determination of AdS Monopole Wall via Minimization

open access: yes, 2019
In this note we solve a minimization problem arising in a recent work of Bolognesi and Tong on the determination of an AdS monopole wall. We show that the problem has a unique solution. Although the solution cannot be obtained explicitly, we show that it
Cao, Lei, Yang, Yisong
core   +1 more source

Klein–Gordon–Maxwell Systems with Nonconstant Coupling Coefficient

open access: yesAdvanced Nonlinear Studies, 2018
We study a Klein–Gordon–Maxwell system in a bounded spatial domain under Neumann boundary conditions on the electric potential. We allow a nonconstant coupling coefficient. For sufficiently small data, we find infinitely many static solutions.
Lazzo Monica, Pisani Lorenzo
doaj   +1 more source

On the existence and multiplicity of solutions to fractional Lane-Emden elliptic systems involving measures

open access: yesAdvances in Nonlinear Analysis, 2020
We study positive solutions to the fractional Lane-Emden ...
Bhakta Mousomi, Nguyen Phuoc-Tai
doaj   +1 more source

Multiplicity of solutions for a nonhomogeneous quasilinear elliptic equation with concave-convex nonlinearities

open access: yesAdvances in Nonlinear Analysis
We investigate the multiplicity of solutions for a quasilinear scalar field equation with a nonhomogeneous differential operator defined bySu≔−divϕu2+∣∇u∣22∇u+ϕu2+∣∇u∣22u,Su:= -\hspace{0.1em}\text{div}\hspace{0.1em}\left\{\phi \left(\frac{{u}^{2 ...
Qi Wanting, Zhang Xingyong
doaj   +1 more source

A Fibering Map Approach for a Laplacian System With Sign-Changing Weight Function [PDF]

open access: yes, 2014
We prove the existence of at least two positive solutions for the Laplacian system(E?)On a bounded region by using the Nehari manifold and the fibering maps associated with the Euler functional for the ...
Kazemipoor, Seyyed Sadegh   +1 more
core  

Groundstates of the Choquard equations with a sign-changing self-interaction potential

open access: yes, 2018
We consider a nonlinear Choquard equation $$ -\Delta u+u= (V * |u|^p )|u|^{p-2}u \qquad \text{in }\mathbb{R}^N, $$ when the self-interaction potential $V$ is unbounded from below.
Battaglia, Luca, Van Schaftingen, Jean
core   +1 more source

(p,Q) systems with critical singular exponential nonlinearities in the Heisenberg group

open access: yesOpen Mathematics, 2020
The paper deals with the existence of solutions for (p,Q)(p,Q) coupled elliptic systems in the Heisenberg group, with critical exponential growth at infinity and singular behavior at the origin.
Pucci Patrizia, Temperini Letizia
doaj   +1 more source

On a class of critical elliptic systems in ℝ4

open access: yesAdvances in Nonlinear Analysis, 2020
In the present paper, we consider the following classes of elliptic systems with Sobolev critical growth:
Zhao Xin, Zou Wenming
doaj   +1 more source

Multiplicity and concentration behaviour of solutions for a fractional Choquard equation with critical growth

open access: yesAdvances in Nonlinear Analysis, 2020
In this paper, we study the singularly perturbed fractional Choquard ...
Yang Zhipeng, Zhao Fukun
doaj   +1 more source

Optimal control for cooperative systems involving fractional Laplace operators

open access: yesJournal of Inequalities and Applications, 2021
In this work, the elliptic 2 × 2 $2\times 2$ cooperative systems involving fractional Laplace operators are studied. Due to the nonlocality of the fractional Laplace operator, we reformulate the problem into a local problem by an extension problem. Then,
H. M. Serag   +2 more
doaj   +1 more source

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