Results 21 to 30 of about 218 (139)

(N,q)$(N,q)$‐Laplacian equations with one‐sided critical exponential growth

open access: yesMathematische Nachrichten, Volume 299, Issue 3, Page 675-698, March 2026.
Abstract We prove the existence of two non‐trivial weak solutions for a class of quasilinear, non‐homogeneous elliptic problems driven by the (N,q)$(N,q)$‐Laplacian with one‐sided critical exponential growth in a bounded domain Ω⊂RN$\Omega \subset \mathbb {R}^{N}$. The first solution is obtained as a local minimizer of the associated energy functional;
Elisandra Gloss   +2 more
wiley   +1 more source

Numerical Study of a Nonlocal Nonlinear Schrödinger Equation (MMT Model)

open access: yesStudies in Applied Mathematics, Volume 156, Issue 3, March 2026.
ABSTRACT In this paper, we study a nonlocal nonlinear Schrödinger equation (MMT model). We investigate the effect of the nonlocal operator appearing in the nonlinearity on the long‐term behavior of solutions, and we identify the conditions under which the solutions of the Cauchy problem associated with this equation are bounded globally in time in the ...
Amin Esfahani, Gulcin M. Muslu
wiley   +1 more source

Fractional Q$Q$‐curvature on the sphere and optimal partitions

open access: yesJournal of the London Mathematical Society, Volume 112, Issue 6, December 2025.
Abstract We study an optimal partition problem on the sphere, where the cost functional is associated with the fractional Q$Q$‐curvature in terms of the conformal fractional Laplacian on the sphere. By leveraging symmetries, we prove the existence of a symmetric minimal partition through a variational approach. A key ingredient in our analysis is a new
Héctor A. Chang‐Lara   +2 more
wiley   +1 more source

Ume's u-distance and its relation with both (PS)-condition and coercivity

open access: yesElectronic Journal of Differential Equations, 2011
In this article, we study the connection between the u-distance and a new Palais-Smale condition of compactness. We compare this Palais-Smale condition with the coercivity.
Georgiana Goga
doaj  

Existence of infinitely many solutions for a p-Kirchhoff problem in RN

open access: yesBoundary Value Problems, 2020
We consider the existence of multiple solutions of the following singular nonlocal elliptic problem: { − M ( ∫ R N | x | − a p | ∇ u | p ) div ( | x | − a p | ∇ u | p − 2 ∇ u ) = h ( x ) | u | r − 2 u + H ( x ) | u | q − 2 u , u ( x ) → 0 as  | x | → ∞ ,
Zonghu Xiu, Jing Zhao, Jianyi Chen
doaj   +1 more source

Normalized solutions of the critical Schrödinger–Bopp–Podolsky system with logarithmic nonlinearity

open access: yesTransactions of the London Mathematical Society, Volume 12, Issue 1, December 2025.
Abstract In this paper, we study the following critical Schrödinger–Bopp–Podolsky system driven by the p$p$‐Laplace operator and a logarithmic nonlinearity: −Δpu+V(εx)|u|p−2u+κϕu=λ|u|p−2u+ϑ|u|p−2ulog|u|p+|u|p*−2uinR3,−Δϕ+a2Δ2ϕ=4π2u2inR3.$$\begin{equation*} {\begin{cases} -\Delta _p u+\mathcal {V}(\varepsilon x)|u|^{p-2}u+\kappa \phi u=\lambda |u|^{p-2 ...
Sihua Liang   +3 more
wiley   +1 more source

Existence and multiplicity of solutions for fractional differential equations with p-Laplacian at resonance

open access: yesElectronic Journal of Differential Equations
In this article, we investigate the existence and multiplicity of solutions for a fractional differential equations with p-Laplacian equation at resonance in the \(\psi\)-fractional space \(H^{\alpha, \beta; \psi}_p\).
Jose Vanterler da C. Sousa   +2 more
doaj   +1 more source

Multiplicity of Solutions for Nonlocal Elliptic System of (p,q)-Kirchhoff Type

open access: yesAbstract and Applied Analysis, 2011
This paper is concerned with the following nonlocal elliptic system of (p,q)-Kirchhoff type −[M1(∫Ω|∇u|p)]p−1Δpu=λFu(x,u,v), in Ω, −[M2(∫Ω|∇v|q)]q−1Δqv=λFv(x,u,v), in Ω, u=v=0, on ∂Ω.
Bitao Cheng, Xian Wu, Jun Liu
doaj   +1 more source

Existence results for nonlinear Schrodinger equations involving the fractional (p,q)-Laplacian and critical nonlinearities

open access: yesElectronic Journal of Differential Equations, 2021
In this article, we consider the existence of ground state positive solutions for nonlinear Schrodinger equations of the fractional (p,q)-Laplacian with Rabinowitz potentials defined in \(R^n\),  $$ ( -\Delta ) _p^{s_1}u+( -\Delta ) _q^{s_2}u+V ...
Huilin Lv   +2 more
doaj   +1 more source

Brezis–Nirenberg type results for the anisotropic p$p$‐Laplacian

open access: yesJournal of the London Mathematical Society, Volume 112, Issue 4, October 2025.
Abstract In this paper, we consider a quasilinear elliptic and critical problem with Dirichlet boundary conditions in presence of the anisotropic p$p$‐Laplacian. The critical exponent is the usual p★$p^{\star }$ such that the embedding W01,p(Ω)⊂Lp★(Ω)$W^{1,p}_{0}(\Omega) \subset L^{p^{\star }}(\Omega)$ is not compact.
Stefano Biagi   +3 more
wiley   +1 more source

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