Results 51 to 60 of about 569 (77)

Harnack inequality for a class of functionals with non-standard growth via De Giorgi’s method

open access: yesAdvances in Nonlinear Analysis, 2018
We study the regularity theory of quasi-minimizers of functionals with Lp⁢(⋅)⁢log⁡L{L^{p(\,\cdot\,)}\log L}-growth. In particular, we prove the Harnack inequality and, in addition, the local boundedness and the Hölder continuity of the quasi-minimizers ...
Ok Jihoon
doaj   +1 more source

Existence and Multiplicity Results for a Class of Coupled Quasilinear Elliptic Systems of Gradient Type

open access: yesAdvanced Nonlinear Studies, 2021
The aim of this paper is investigating the existence of one or more weak solutions of the coupled quasilinear elliptic system of gradient ...
Candela Anna Maria   +2 more
doaj   +1 more source

Singular quasilinear elliptic systems in $\mathbb{R}^N$

open access: yes, 2018
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 ...
Marano, S. A., Marino, G., Moussaoui, A.
core   +1 more source

On a Singular Robin Problem with Convection Terms

open access: yesAdvanced Nonlinear Studies, 2020
In this paper, the existence of smooth positive solutions to a Robin boundary-value problem with non-homogeneous differential operator and reaction given by a nonlinear convection term plus a singular one is established.
Guarnotta Umberto   +2 more
doaj   +1 more source

An optimal mass transport approach for limits of eigenvalue problems for the fractional p-Laplacian

open access: yesAdvances in Nonlinear Analysis, 2015
We find an interpretation using optimal mass transport theory for eigenvalue problems obtained as limits of the eigenvalue problems for the fractional p-Laplacian operators as p → +∞. We deal both with Dirichlet and Neumann boundary conditions.
Del Pezzo Leandro   +3 more
doaj   +1 more source

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  

Optimal Design Problems for the First p-Fractional Eigenvalue with Mixed Boundary Conditions

open access: yesAdvanced Nonlinear Studies, 2018
In this paper, we study an optimal shape design problem for the first eigenvalue of the fractional p-Laplacian with mixed boundary conditions. The optimization variable is the set where the Dirichlet condition is imposed (that is restricted to have ...
Fernández Bonder Julian   +2 more
doaj   +1 more source

An elliptic system with logarithmic nonlinearity

open access: yesAdvances in Nonlinear Analysis, 2017
In the present paper, we study the existence of solutions for some classes of singular systems involving the Δp⁢(x){\Delta_{p(x)}} and Δq⁢(x){\Delta_{q(x)}} Laplacian operators. The approach is based on bifurcation theory and the sub-supersolution method
Alves Claudianor   +2 more
doaj   +1 more source

Nodal Solutions for a Quasilinear Elliptic Equation Involving the p-Laplacian and Critical Exponents

open access: yesAdvanced Nonlinear Studies, 2018
This paper is concerned with the following type of quasilinear elliptic equations in ℝN{\mathbb{R}^{N}} involving the p-Laplacian and critical growth:
Deng Yinbin, Peng Shuangjie, Wang Jixiu
doaj   +1 more source

Quasilinear Riccati-Type Equations with Oscillatory and Singular Data

open access: yesAdvanced Nonlinear Studies, 2020
We characterize the existence of solutions to the quasilinear Riccati-type ...
Nguyen Quoc-Hung, Phuc Nguyen Cong
doaj   +1 more source

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