Results 11 to 20 of about 352 (25)

Asymptotic and optimal Liouville properties for Wolff type integral systems [PDF]

open access: yes, 2016
This article examines the properties of positive solutions to fully nonlinear systems of integral equations involving Hardy and Wolff potentials. The first part of the paper establishes an optimal existence result and a Liouville type theorem for the ...
Caffarelli   +36 more
core   +3 more sources

Duality methods for a class of quasilinear systems

open access: yes, 2013
Duality methods are used to generate explicit solutions to nonlinear Hodge systems, demonstrate the well-posedness of boundary value problems, and reveal, via the Hodge-B\"acklund transformation, underlying symmetries among superficially different forms ...
Agarwal   +21 more
core   +1 more source

Well-posedness and stationary solutions [PDF]

open access: yes, 2011
In this paper we prove existence and uniqueness of variational inequality solutions for a bistable quasilinear parabolic equation arising in the theory of solid-solid phase transitions and discuss its stationary solutions, which can be ...
Burns, Martin, Grinfeld, Michael
core  

Some remarks on sign changing solutions of a quasilinear elliptic equation in two variables [PDF]

open access: yes, 2012
We consider planar solutions to certain quasilinear elliptic equations subject to the Dirichlet boundary conditions; the boundary data is assumed to have finite number of relative maximum and minimum values.
Granlund, Seppo, Marola, Niko
core  

Sharp pointwise gradient estimates for Riesz potentials with a bounded density

open access: yes, 2018
We establish sharp inequalities for the Riesz potential and its gradient in $\mathbb{R}^{n}$ and indicate their usefulness for potential analysis, moment theory and other applications.Comment: 14 pages, submitted to Analysis and Mathematical ...
Tkachev, Vladimir G.
core   +1 more source

Minimal immersions of closed surfaces in hyperbolic three-manifolds

open access: yes, 2010
We study minimal immersions of closed surfaces (of genus $g \ge 2$) in hyperbolic 3-manifolds, with prescribed data $(\sigma, t\alpha)$, where $\sigma$ is a conformal structure on a topological surface $S$, and $\alpha dz^2$ is a holomorphic quadratic ...
A. Ambrosetti   +17 more
core   +1 more source

Existence and multiplicity for elliptic problems with quadratic growth in the gradient

open access: yes, 2012
We show that a class of divergence-form elliptic problems with quadratic growth in the gradient and non-coercive zero order terms are solvable, under essentially optimal hypotheses on the coefficients in the equation.
Abdel Hamid H.   +21 more
core   +3 more sources

Arithmetic three-spheres theorems for quasilinear Riccati type inequalities [PDF]

open access: yes, 2015
We consider arithmetic three-spheres inequalities to solutions of certain second order quasilinear elliptic differential equations and inequalities with a Riccati-type drift term.Comment: to appear in Journal d'Analyse Math ...
Granlund, Seppo, Marola, Niko
core  

Asymptotic behavior of the eigenvalues of the p(x)-Laplacian

open access: yes, 2013
We obtain asymptotic estimates for the eigenvalues of the p(x)-Laplacian defined consistently with a homogeneous notion of first eigenvalue recently introduced in the literature.Comment: 10 pages, revised ...
Perera, Kanishka, Squassina, Marco
core  

Diffeomorphism-invariant properties for quasi-linear elliptic operators

open access: yes, 2011
For quasi-linear elliptic equations we detect relevant properties which remain invariant under the action of a suitable class of diffeomorphisms. This yields a connection between existence theories for equations with degenerate and non-degenerate ...
A. Alvino   +23 more
core   +1 more source

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