Results 21 to 30 of about 6,453 (213)

Quasilinear Dirichlet Problems with Degenerated p-Laplacian and Convection Term

open access: yesMathematics, 2021
The paper develops a sub-supersolution approach for quasilinear elliptic equations driven by degenerated p-Laplacian and containing a convection term.
Dumitru Motreanu, Elisabetta Tornatore
doaj   +1 more source

Nonlinear parabolic equation having nonstandard growth condition with respect to the gradient and variable exponent [PDF]

open access: yesOpuscula Mathematica, 2021
We are concerned with the existence of solutions to a class of quasilinear parabolic equations having critical growth nonlinearity with respect to the gradient and variable exponent.
Abderrahim Charkaoui   +2 more
doaj   +1 more source

A Sub-Supersolution Method for p-Laplacian Equation with Non-Local Term

open access: yesJournal of Mathematics, 2022
This paper is concerned with the existence of solutions for p-Laplace problems with non-local term. We prove the sub-supersolution theorem using the pseudomonotone operator theorem and Minty–Browder theorem with appropriate assumptions on M,gii=1,2. Then,
Mei Rong, Qing Miao
doaj   +1 more source

A supersolutions perspective on hypercontractivity [PDF]

open access: yesAnnali di Matematica Pura ed Applicata (1923 -), 2020
The purpose of this article is to expose an algebraic closure property of supersolutions to certain diffusion equations. This closure property quickly gives rise to a monotone quantity which generates a hypercontractivity inequality. Our abstract argument applies to a general Markov semigroup whose generator is a diffusion and satisfies a curvature ...
Aoki, Yosuke   +5 more
openaire   +3 more sources

Minimal supersolutions of BSDEs with lower semicontinuous generators [PDF]

open access: yesAnnales de l'Institut Henri Poincaré, Probabilités et Statistiques, 2014
We study the existence and uniqueness of minimal supersolutions of backward stochastic differential equations with generators that are jointly lower semicontinuous, bounded below by an affine function of the control variable and satisfy a specific normalization property.
Heyne, Gregor   +2 more
openaire   +4 more sources

Minimal supersolutions of convex BSDEs under constraints [PDF]

open access: yesESAIM: Probability and Statistics, 2016
23 ...
Heyne, Gregor   +3 more
openaire   +3 more sources

Asymptotic behavior of positive solutions of a semilinear Dirichlet problem in the annulus [PDF]

open access: yesOpuscula Mathematica, 2015
In this paper, we establish existence and asymptotic behavior of a positive classical solution to the following semilinear boundary value problem: \[-\Delta u=q(x)u^{\sigma }\;\text{in}\;\Omega,\quad u_{|\partial\Omega}=0.\] Here \(\Omega\) is an annulus
Safa Dridi, Bilel Khamessi
doaj   +1 more source

Existence and multiplicity of positive solutions for a singular system via sub-supersolution method and Mountain Pass Theorem

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
In this paper we show existence and multiplicity of positive solutions using the sub-supersolution method and Mountain Pass Theorem in a general singular system which the operator is not homogeneous neither linear.
Suellen Arruda, Rubia Nascimento
doaj   +1 more source

Solutions for a nonhomogeneous p&q-Laplacian problem via variational methods and sub-supersolution technique [PDF]

open access: yesOpuscula Mathematica, 2023
In this paper it is obtained, through variational methods and sub-supersolution arguments, existence and multiplicity of solutions for a nonhomogeneous problem which arise in several branches of science such as chemical reactions, biophysics and plasma ...
Leandro S. Tavares   +1 more
doaj   +1 more source

Sobolev gradients of viscosity supersolutions

open access: yesNonlinear Differential Equations and Applications NoDEA, 2023
We investigate which elliptic PDEs that have the property that every viscosity supersolution is $W^{1,q}_{loc}( )$, $ \subseteq\mathbb{R}^n$. The asymptotic cone of the operator's sublevel set seems to be essential. It turns out that much can be said if we know how this cone compares to the sublevel set of a certain minimal operator associated with ...
openaire   +2 more sources

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