Results 11 to 20 of about 811 (206)

An alternative approach to partial regularity of quasilinear elliptic systems with VMO coefficients [PDF]

open access: yesJournal of Inequalities and Applications, 2016
In this paper, we provide an alternative approach to partially Hölder continuity of some quasilinear elliptic systems with discontinuous coefficients under natural growth.
Haiyan Yu, Shenzhou Zheng, Yuxia Tong
doaj   +2 more sources

Estimates for eigenvalues of quasilinear elliptic systems

open access: yesJournal of Differential Equations, 2006
In this paper we introduce the generalized eigenvalues of a quasilinear elliptic system of resonant type. We prove the existence of infinitely many continuous eigencurves, which are obtained by variational methods. For the one-dimensional problem, we obtain a hyperbolic type function defining a region which contains all the generalized eigenvalues ...
Pablo L. De Nápoli, Juan Pablo Pinasco
openaire   +4 more sources

On positive solutions of quasilinear elliptic systems [PDF]

open access: yesCzechoslovak Mathematical Journal, 1997
The existence and nonexistence of positive solutions of quasilinear elliptic systems \[ -\Delta_p u= f(x,u,v), \quad -\Delta _p v = g(x,u,v), \quad \text{in} \;\Omega ,\quad u = v = 0,\quad \text{on} \;\partial \Omega, \] is studied. Here \(\Delta _p\) is the \(p\)-Laplacian, \(p>1\), \(\Omega \) is a \(C^{1,\alpha }\) domain in \(\mathbb R^n\) and \(f,
Cheng, Yuanji, Yuanji Cheng
openaire   +2 more sources

Entire solutions of quasilinear elliptic systems on Carnot groups [PDF]

open access: yesProceedings of the Steklov Institute of Mathematics, 2013
We prove general a priori estimates of solutions of a class of quasilinear elliptic system on Carnot groups. As a consequence, we obtain several non existence theorems. The results are new even in the Euclidean setting.
MITIDIERI, ENZO, L. D'AMBROSIO
openaire   +7 more sources

Existence of solutions for quasilinear elliptic systems involving critical exponents and Hardy terms

open access: yesElectronic Journal of Differential Equations, 2013
Using variational methods, including the Ljusternik-Schnirelmann theory, we prove the existence of solutions for quasilinear elliptic systems with critical Sobolev exponents and Hardy terms.
Dengfeng Lu
doaj   +1 more source

Quasilinear elliptic systems of resonant type and nonlinear eigenvalue problems

open access: yesAbstract and Applied Analysis, 2002
This work is devoted to the study of a quasilinear elliptic system of resonant type. We prove the existence of infinitely many solutions of a related nonlinear eigenvalue problem.
Pablo L. de Nàpoli, M. Cristina Mariani
doaj   +2 more sources

Existence and Nonexistence Results for a Class of Quasilinear Elliptic Systems [PDF]

open access: yesBoundary Value Problems, 2007
Using variational methods, we prove the existence and nonexistence of positive solutions for a class of -Laplacian systems with a parameter.
Perera Kanishka, El Manouni Said
doaj   +3 more sources

Singular quasilinear elliptic systems with gradient dependence [PDF]

open access: yesPositivity, 2022
In this paper, we prove existence and regularity of positive solutions for singular quasilinear elliptic systems involving gradient terms. Our approach is based on comparison properties, a priori estimates and Schauder's fixed point theorem.
Halima Dellouche, Abdelkrim Moussaoui
openaire   +2 more sources

Existence of three solutions for a class of quasilinear elliptic systems involving the $p(x)$-Laplace operator [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2018
The aim of this paper is to obtain three weak solutions for the Dirichlet quasilinear elliptic systems on a bonded domain. Our technical approach is based on the general three critical points theorem obtained by Ricceri.
Ali Taghavi   +2 more
doaj   +1 more source

Singular quasilinear elliptic systems in RN [PDF]

open access: yesAnnali di Matematica Pura ed Applicata (1923 -), 2019
The existence of positive weak solutions to a singular quasilinear elliptic system in the whole space is established via suitable a priori estimates and Schauder's fixed point theorem.
Marano, Salvatore A.   +2 more
openaire   +5 more sources

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