Results 21 to 30 of about 89,789 (287)

Boundary Harnack inequality and a priori estimates of singular solutions of quasilinear elliptic equations [PDF]

open access: yes, 2006
We extend some classical results dealing with boundary Harnack inequatilities to a class of quasilinear elliptic equations and derive some new estimates for solutions of such equations with an isolated singularity on the boundary of a domain.Comment: 17 ...
Bidaut-Veron, Marie-Francoise   +2 more
core   +4 more sources

Multiplicity of positive solutions for quasilinear elliptic equations involving critical nonlinearity

open access: yesAdvances in Nonlinear Analysis, 2020
We are concerned with the following quasilinear elliptic equation −Δu−Δ(u2)u=μ|u|q−2u+|u|2⋅2∗−2u,u∈H01(Ω), $$\begin{array}{} \displaystyle -{\it\Delta} u-{\it\Delta}(u^{2})u=\mu |u|^{q-2}u+|u|^{2\cdot 2^*-2}u, u\in H_0^1({\it\Omega}), \end{array}$$(QSE ...
X. Fang, Jianjun Zhang
semanticscholar   +1 more source

On the existence of multiple positive entire solutions for a class of quasilinear elliptic equations

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2006
Our goal is to establish the theorems of existence and multiple of positive entire solutions for a class quasilinear elliptic equations in ℝN with the Schauder-Tychonoff fixed point theorem as the principal tool.
Yang Zuodong
doaj   +1 more source

Lorentz–Morrey global bounds for singular quasilinear elliptic equations with measure data [PDF]

open access: yesCommunications in Contemporary Mathematics, 2018
The aim of this paper is to present the global estimate for gradient of renormalized solutions to the following quasilinear elliptic problem: [Formula: see text] in Lorentz–Morrey spaces, where [Formula: see text] ([Formula: see text]), [Formula: see ...
Minh‐Phuong Tran, Thanh‐Nhan Nguyen
semanticscholar   +1 more source

Quasilinear Equations via Elliptic Regularization Method

open access: yesAdvanced Nonlinear Studies, 2013
Abstract In this paper we study a class of quasilinear problems, in particular we deal with multiple sign-changing solutions of quasilinear elliptic equations. We further develop an approach used in our earlier work by exploring elliptic regularization. The method works well in studying multiplicity and nodal property of solutions.
Liu, Jia-Quan   +2 more
openaire   +2 more sources

A new existence result for some nonlocal problems involving Orlicz spaces and its applications

open access: yesBoundary Value Problems, 2022
This paper studies some quasilinear elliptic nonlocal equations involving Orlicz–Sobolev spaces. On the one hand, a new sub-supersolution theorem is proved via the pseudomonotone operator theory; on the other hand, using the obtained theorem, we present ...
Xiaohui Qiu, Baoqiang Yan
doaj   +1 more source

Regularity estimates in weighted Morrey spaces for quasilinear elliptic equations [PDF]

open access: yesRevista matemática iberoamericana, 2018
We study regularity for solutions of quasilinear elliptic equations of the form $\div \A(x,u,\nabla u) = \div \F $ in bounded domains in $\R^n$. The vector field $\A$ is assumed to be continuous in $u$, and its growth in $\nabla u$ is like that of the $p$
Giuseppe Di Fazio, Truyen V. Nguyen
semanticscholar   +1 more source

Quasilinear elliptic equations with VMO coefficients [PDF]

open access: yesTransactions of the American Mathematical Society, 1995
Strong solvability and uniqueness in Sobolev space W 2 , n ( Ω ) {W^{2,n}}(\Omega ) are proved for the Dirichlet problem \[ { u =
openaire   +2 more sources

Quasilinear Elliptic Equations with Singular Nonlinearity

open access: yesAdvanced Nonlinear Studies, 2016
Abstract In this paper, motivated by recent works on the study of the equations which model electrostatic MEMS devices, we study the quasilinear elliptic equation (Pλ) {
João Marcos do Ó, Esteban da Silva
openaire   +2 more sources

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