Results 41 to 50 of about 160 (121)

On a coupled system of viscoelastic wave equation of infinite memory with acoustic boundary conditions

open access: yes
This work deals with a coupled system of viscoelastic wave equation of infinite memory with mixed Dirichlet-Neumann boundary conditions. The coupling is via the acoustic boundary conditions on a portion of the boundary.
BOUKHATEM, Yamna   +2 more
core   +1 more source

Dynamics of the non-radial energy-critical inhomogeneous NLS [PDF]

open access: yes
We consider the focusing inhomogeneous nonlinear Schr\"odinger equation \[ i\partial_t u + \Delta u + |x|^{-b}|u|^\alpha u = 0\qtq{on}\R\times\R^N, \] with $\alpha=\tfrac{4-2b}{N-2}$, $N=\{3,4,5\}$ and ...
Xu, Chenbgin, Guzmán, Carlos M.
core   +1 more source

Decay rates for mild solutions of QGE with critical fractional dissipation in L 2(R2)

open access: yesOpen Mathematics
We investigate the long-time behavior of global mild solutions to the two-dimensional critical quasi-geostrophic equation with critical fractional dissipation in Sobolev–Gevrey spaces.
Benameur Jamel
doaj   +1 more source

Integral inequalities with an extended Poisson kernel and the existence of the extremals

open access: yesAdvanced Nonlinear Studies, 2023
In this article, we first apply the method of combining the interpolation theorem and weak-type estimate developed in Chen et al. to derive the Hardy-Littlewood-Sobolev inequality with an extended Poisson kernel.
Tao Chunxia, Wang Yike
doaj   +1 more source

Regular and irregular solutions for a class of elliptic systems in the critical dimension

open access: yes, 2020
We study regularity properties of weak solutions in the Sobolev space W 1,n 0 to inhomogeneous elliptic systems under a natural growth condition and on bounded Lipschitz domains in R n , i. e.
Lisa Beck, Jens Frehse
core  

Existence results for nonhomogeneous Choquard equation involving p-biharmonic operator and critical growth

open access: yesDemonstratio Mathematica
In this article, we are interested in the existence of nontrivial solutions for the following nonhomogeneous Choquard equation involving the pp-biharmonic operator: M∫Ω∣Δu∣pdxΔp2u−Δpu=λ(∣x∣−μ⁎∣u∣q)∣u∣q−2u+∣u∣p*−2u+f,inΩ,u=Δu=0,on∂Ω,\left\{\begin{array}{l}
Hai Quan, Zhang Jing
doaj   +1 more source

Theory for the div-curl System

open access: yes, 2014
The purpose of this paper is to solve the div-curl system in the framework of L p theory. We shall give some sufficient conditions for the existence of solutions, and give the estimates of the solutions by the given data.
Junichi Aramaki
core  

Strongly nonlinear periodic parabolic equation in Orlicz spaces

open access: yes
In this paper, we prove the existence of a weak solution to the following  nonlinear periodic parabolic equations in Orlicz-spaces: $$\frac{\partial u}{\partial t}-div(a(x,t,\nabla u))=f(x,t)$$ where  $-div(a (x,t,\nabla u))$ is a Leray-Lions ...
ELHOUSSINE, Azroul   +2 more
core   +1 more source

Global in time well-posedness of a three-dimensional periodic regularized Boussinesq system

open access: yesDemonstratio Mathematica
Global in time weak solution to a regularized periodic three-dimensional Boussinesq system is proved to exist in energy spaces. This solution depends continuously on the initial data. In particular, it is unique.
Almutairi Shahah
doaj   +1 more source

Very large solutions for the fractional Laplacian: Towards a fractional Keller–Osserman condition

open access: yesAdvances in Nonlinear Analysis, 2017
We look for solutions of (-△)s⁢u+f⁢(u)=0{{\left(-\triangle\right)}^{s}u+f(u)=0} in a bounded smooth domain Ω, s∈(0,1){s\in(0,1)}, with a strong singularity at the boundary. In particular, we are interested in solutions which are L1⁢(Ω){L^{1}(\Omega)} and
Abatangelo Nicola
doaj   +1 more source

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