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Related papers: A class of fully nonlinear equations

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In this paper we prove the H\"older regularity of bounded, uniformly continuous, viscosity solutions of some degenerate fully nonlinear equations in the Heisenberg group.

Analysis of PDEs · Mathematics 2017-06-20 Fausto Ferrari

In this paper we study the Neumann problem for a type of fully nonlinear second order elliptic partial differential equations on domains in $\mathbb{C}^{n}$ without any curvature assumptions on the domain.

Analysis of PDEs · Mathematics 2021-04-27 WeiSong Dong , Wei Wei

In this paper, we propose a globally convergent method for solving constrained nonlinear systems. The method combines an efficient Newton conditional gradient method with a derivative-free and nonmonotone linesearch strategy. The global…

Optimization and Control · Mathematics 2018-06-06 M. L. N. Gonçalves , F. R. Oliveira

By introducing a new classification of the growth rate of exponential functions, singular solutions for semilinear elliptic equations in 2-dimensions with exponential nonlinearities are constructed. The strategy is to introduce a model…

Analysis of PDEs · Mathematics 2024-04-02 Yohei Fujishima , Norisuke Ioku , Bernhard Ruf , Elide Terraneo

We derive gradient and second order {\em a priori} estimates for solutions of the Neumann problem for a general class of fully nonlinear elliptic equations on compact Riemannian manifolds with boundary. These estimates yield regularity and…

Analysis of PDEs · Mathematics 2018-12-03 Bo Guan , Ni Xiang

For a generalization of the Gellerstedt operator with mixed-type Dirichlet boundary conditions to a suitable Tricomi domain, we prove the existence and uniqueness of weak solutions of the linear problem and for a generalization of this…

Analysis of PDEs · Mathematics 2024-11-20 Olimpio Hiroshi Miyagaki , Carlos Alberto Reyes Peña , Rodrigo da Silva Rodrigues

In this article we prove some Lipschitz estimates and existence result for a class of degenerate fully nonlinear elliptic equations which are a generalization of the pseudo p-Laplacian. The operators are degenerate elliptic at any point…

Analysis of PDEs · Mathematics 2019-07-23 Isabeau Birindelli , Francoise Demengel

A class of exact solutions is obtained for the Li\'{e}nard type ordinary non-linear differential equation. As a first step in our study the second order Li\'{e}nard type equation is transformed into a second kind Abel type first order…

Mathematical Physics · Physics 2014-11-26 Tiberiu Harko , Francisco S. N. Lobo , M. K. Mak

First we introduce and analyze a convergent numerical method for a large class of nonlinear nonlocal possibly degenerate convection diffusion equations. Secondly we develop a new Kuznetsov type theory and obtain general and possibly optimal…

Numerical Analysis · Mathematics 2014-07-01 Simone Cifani , Espen R. Jakobsen

We consider a quasi-linear parabolic equation with nonlinear dynamic boundary conditions occurring as a natural generalization of the semilinear reaction-diffusion equation with dynamic boundary conditions. The corresponding class of…

Dynamical Systems · Mathematics 2013-02-19 Ciprian G. Gal

We establish the interior $C^{1,\alpha}$-estimate for viscosity solutions of degenerate/singular fully nonlinear parabolic equations $$u_t = |Du|^{\gamma}F(D^2u) + f.$$ For this purpose, we prove the well-posedness of the regularized…

Analysis of PDEs · Mathematics 2023-03-17 Ki-Ahm Lee , Se-Chan Lee , Hyungsung Yun

We establish a gradient estimate for a very weak solution to a quasilinear elliptic equation with a nonstandard growth condition, which is a natural generalization of the $p$-Laplace equation. We investigate the maximum extent for the…

Analysis of PDEs · Mathematics 2022-02-14 Sun-Sig Byun , Minkyu Lim

We present a well-posedness and stability result for a class of nondegenerate linear parabolic equations driven by rough paths. More precisely, we introduce a notion of weak solution that satisfies an intrinsic formulation of the equation…

Analysis of PDEs · Mathematics 2019-03-07 Antoine Hocquet , Martina Hofmanová

In this paper, we propose an inexact Newton-like conditional gradient method for solving constrained systems of nonlinear equations. The local convergence of the new method as well as results on its rate are established by using a general…

Optimization and Control · Mathematics 2017-05-23 M. L. N. Goncalves , F. R. Oliveira

A class of linear degenerate elliptic equations inspired by nonlinear diffusions of image processing is considered. It is characterized by an interior degeneration of the diffusion coefficient. It is shown that no particularly natural,…

Analysis of PDEs · Mathematics 2018-08-14 Patrick Guidotti

The generalized Kuramoto-Sivashinsky equation in the case of the power nonlinearity with arbitrary degree is considered. New exact solutions of this equation are presented.

Pattern Formation and Solitons · Physics 2011-12-30 Nikolai A. Kudryashov

New problem is considered that is to find nonlinear differential equations with special solutions. Method is presented to construct nonlinear ordinary differential equations with exact solution. Crucial step to the method is the assumption…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 N. A. Kudryashov

In the article, a general solution of an equation with a generalized Hilfer derivative, which has a degeneration, is constructed. Particular solutions are presented through the Kilbas-Saigo function. A representation of the solution of the…

Analysis of PDEs · Mathematics 2023-02-15 B. Yu. Irgashev

In this paper, we prove existence and regularity results for solutions of some nonlinear Dirichlet problems for an elliptic equation defined by a degenerate coercive operator and a singular right hand side. \begin{equation}\label{01}…

Analysis of PDEs · Mathematics 2021-12-23 Abdelaaziz Sbai , Youssef El hadfi

Let $(N, g)$ be a complete noncompact Riemannian manifold with Ricci curvature bounded from below. In this paper, we study the gradient estimates of positive solutions to a class of nonlinear elliptic equations $$\Delta u(x)+a(x)u(x)\log…

Differential Geometry · Mathematics 2020-10-19 Jie Wang