Results 51 to 60 of about 176 (139)

On Principle Eigenvalue for Linear Second Order Elliptic Equations in Divergence Form [PDF]

open access: yes, 2003
2002 Mathematics Subject Classification: 35J15, 35J25, 35B05, 35B50The principle eigenvalue and the maximum principle for second-order elliptic equations is studied.
Fabricant, A., Kutev, N., Rangelov, T.
core  

Multiple Solutions of Dirichlet Problem for Semilinear Elliptic Equations at Resonance

open access: yes, 2000
Multiplicity results are obtained, by the minimax method, for solutions of the Dirichlet problem for semilinear elliptic equations at resonance with unbounded and nonautonomous non-linearities.
Liu Shui-Qiang, Shui-Qiang, Liu
core   +1 more source

Diffusion and propagation problems in some ramified domains with a fractal boundary [PDF]

open access: yes, 2006
This paper is devoted to some elliptic boundary value problems in a self-similar ramified domain of R 2 with a fractal boundary. Both the Laplace and Helmholtz equations are studied.
Yves Achdou   +5 more
core   +1 more source

Existence, multiplicity and nonexistence results for Kirchhoff type equations

open access: yesAdvances in Nonlinear Analysis, 2020
In this paper, we study following Kirchhoff type equation:
He Wei, Qin Dongdong, Wu Qingfang
doaj   +1 more source

Uniqueness of Radial Solutions of Semilinear Elliptic Equations [PDF]

open access: yes, 1992
E. Yanagida recently proved that the classical Matukuma equation with a given exponent has only one finite mass solution. We show how similar ideas can be exploited to obtain uniqueness results for other classes of equations as well as Matukuma equations
Kwong, Man Kam   +3 more
core   +1 more source

A-priori Estimates Near the Boundary for Solutions of a class of Degenerate Elliptic Problems in Besov-type Spaces

open access: yesMoroccan Journal of Pure and Applied Analysis, 2017
In this paper, we give a priori estimates near the boundary for solutions of a degenerate elliptic problems in the general Besov-type spaces Bp,qs,τ$B_{p,q}^{s,\tau }$, containing as special cases: Goldberg space bmo, local Morrey-Campanato spaces l2,λ ...
El Baraka Azzeddine, Masrour Mohammed
doaj   +1 more source

Concentration results for a magnetic Schrödinger-Poisson system with critical growth

open access: yesAdvances in Nonlinear Analysis, 2020
This paper is concerned with the following nonlinear magnetic Schrödinger-Poisson type ...
Liu Jingjing, Ji Chao
doaj   +1 more source

Multiplicity of positive solutions for a degenerate nonlocal problem with p-Laplacian

open access: yesAdvances in Nonlinear Analysis, 2021
We consider a nonlinear boundary value problem with degenerate nonlocal term depending on the Lq-norm of the solution and the p-Laplace operator. We prove the multiplicity of positive solutions for the problem, where the number of solutions doubles the ...
Candito Pasquale   +3 more
doaj   +1 more source

On a nonlinear elliptic problems having large monotonocity with L1-data in weighted Orlicz-Sobolev spaces

open access: yesMoroccan Journal of Pure and Applied Analysis, 2019
We prove in weighted Orlicz-Sobolev spaces, the existence of entropy solution for a class of nonlinear elliptic equations of Leray-Lions type, with large monotonicity condition and right hand side f ∈ L1(Ω).
Haji Badr El   +2 more
doaj   +1 more source

Lipschitz estimates for partial trace operators with extremal Hessian eigenvalues

open access: yesAdvances in Nonlinear Analysis, 2022
We consider the Dirichlet problem for partial trace operators which include the smallest and the largest eigenvalue of the Hessian matrix. It is related to two-player zero-sum differential games. No Lipschitz regularity result is known for the solutions,
Vitolo Antonio
doaj   +1 more source

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