Results 1 to 10 of about 95 (88)

On the asymptotically cubic generalized quasilinear Schrödinger equations with a Kirchhoff-type perturbation [PDF]

open access: yesFrontiers in Physics, 2023
In this paper, we consider the non-existence and existence of solutions for a generalized quasilinear Schrödinger equation with a Kirchhoff-type perturbation.
Guofa Li   +3 more
doaj   +2 more sources

Existence and nonexistence of solutions for generalized quasilinear Kirchhoff–Schrödinger–Poisson system [PDF]

open access: yesElectronic Journal of Qualitative Theory of Differential Equations
In this paper, we consider the existence and nonexistence of solutions for a class of modified Schrödinger–Poisson system with Kirchhoff-type perturbation by use of variational methods.
Yaru Wang, Jing Zhang
doaj   +3 more sources

Existence of sign-changing solution with least energy for a class of Kirchhoff-type equation in $\mathbb{R}^N$ [PDF]

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2017
We consider the existence of least energy sign-changing (nodal) solution of Kirchhoff-type elliptic problems with general nonlinearity. Using a truncated technique and constrained minimization on the nodal Nehari manifold, we obtain that the Kirchhoff ...
Xianzhong Yao, Chunlai Mu
doaj   +2 more sources

Multiple solutions for Kirchhoff type problems involving super-linear and sub-linear terms

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
In this paper, we consider the multiplicity of solutions for a class of Kirchhoff type problems with concave and convex nonlinearities on an unbounded domain.
Xiaofei Cao, Junxiang Xu
doaj   +2 more sources

Existence of a ground-state solution for a quasilinear Schrödinger system [PDF]

open access: yesFrontiers in Physics
In this paper, we consider the following quasilinear Schrödinger system.−Δu+u+k2Δ|u|2u=2αα+β|u|α−2u|v|β,x∈RN,−Δv+v+k2Δ|v|2v=2βα+β|u|α|v|β−2v,x∈RN,where k < 0 is a real constant, α > 1, β > 1, and α + β < 2*.
Xue Zhang   +3 more
doaj   +2 more sources

Ground state solutions for a class of Schrödinger–Poisson–Slater equation with Coulomb–Sobolev critical exponent

open access: yesBoundary Value Problems
This paper is concerned with the Schrödinger–Poisson–Slater equation involving the Coulomb–Sobolev exponent. We apply the concentration compactness principle and the Pohožaev-type identity to overcome loss of compactness caused by the Coulomb exponent ...
Jingai Du, Pengfei He, Hongmin Suo
doaj   +2 more sources

Existence solution of a Biharmonic-type Kirchhoff-Schrödinger-Maxwell system [PDF]

open access: yesMathematics Interdisciplinary Research, 2022
This article addresses the following biharmonic type of the Kirchhoff-Schrödinger-Maxwell system;∆2 w − (a1 +b1∫RN |∇w| 2 )∆w + ηψw = q(w)           in RN,−∆ψ = ηw2                                                                                in RN ...
Seyed Nasser Ahmadi, Mohsen Alimohammady
doaj   +1 more source

Uniqueness and Liouville type results for radial solutions of some classes of k-Hessian equations

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2022
We establish a uniqueness theorem and a Liouville type result for positive radial solutions of some classes of nonlinear autonomous equation with the $k$-Hessian operator. We also give some interesting qualitative properties of solutions.
Mohamed Ben Chrouda
doaj   +1 more source

Existence and nonexistence of solutions for elliptic problems with multiple critical exponents

open access: yesOpen Mathematics, 2023
In this article, the existence and nonexistence of solutions for the quasilinear elliptic equations involving multiple critical terms under Dirichlet boundary conditions on bounded smooth domains Ω⊂RN(N≥3)\Omega \subset {R}^{N}(N\ge 3) are proved by ...
Li Yuanyuan
doaj   +1 more source

Existence of Positive Ground State Solutions for Fractional Choquard Systems in Subcritical and Critical Cases

open access: yesMathematics, 2023
We investigate a class of fractional linearly coupled Choquard systems. For the subcritical case and all critical cases, we prove the existence, nonexistence and symmetry of positive ground state solutions of systems, by using the Nehari manifold method,
Huiqin Lu, Kexin Ouyang
doaj   +1 more source

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