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Related papers: A degenerate fully nonlinear free transmission pro…

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We prove existence and regularity results for free transmission problems governed by fully nonlinear elliptic equations with nonhomogeneous degeneracies.

Analysis of PDEs · Mathematics 2021-03-24 Cristiana De Filippis

We study a free transmission problem driven by degenerate fully nonlinear operators. Our first result concerns the existence of solutions to the associated Dirichlet problem. By framing the equation in the context of viscosity inequalities,…

Analysis of PDEs · Mathematics 2021-11-05 Gerardo Huaroto , Edgard A. Pimentel , Giane C. Rampasso , Andrzej Święch

We propose finite difference methods for degenerate fully nonlinear elliptic equations and prove the convergence of the schemes. Our focus is on the pure equation and a related free boundary problem of transmission type. The cornerstone of…

Numerical Analysis · Mathematics 2025-06-04 Edgard A. Pimentel , Ercília Sousa

We study a fully nonlinear free transmission problem in the presence of general degeneracy laws. Under minimal conditions on the degeneracy of the model, we establish the differentiability of viscosity solutions.

Analysis of PDEs · Mathematics 2025-07-14 Edgard A. Pimentel , David Stolnicki

We examine a free transmission problem driven by fully nonlinear elliptic operators. Since the transmission interface is determined endogeneously, our analysis is two-fold: we study the regularity of the solutions and some geometric…

Analysis of PDEs · Mathematics 2020-11-30 Edgard A. Pimentel , Makson S. Santos

In this paper we prove that solutions to a transmission problem degenerating on the interface are H\"older differentiable up to the interface with universal estimates. Furthermore, we obtain a sharper pointwise $C^{1,\alpha(\cdot)}$ with…

Analysis of PDEs · Mathematics 2024-10-23 Davide Giovagnoli , David Jesus

The goal of this paper is to study some possibly degenerate elliptic equation in a bounded domain with a nonlinear boundary condition involving measure data. We investigate two types of problems: the first one deals with the laplacian in a…

Analysis of PDEs · Mathematics 2010-03-01 Thierry Gallouët , Yannick Sire

In this paper, we present a problem involving fully nonlinear elliptic operators with Hamiltonian, which can present a singularity or degenerate as the gradient approaches the origin. The model studied here, allows the appearance of plateau…

Analysis of PDEs · Mathematics 2025-05-19 Rafael R. Costa , Ginaldo S. Sá

We study transmission problems with free interfaces from one random medium to another. Solutions are required to solve distinct partial differential equations, $\mbox{L}_{+}$ and $\mbox{L}_{-}$, within their positive and negative sets…

Analysis of PDEs · Mathematics 2015-10-14 Marcelo Amaral , Eduardo V. Teixeira

As an application of the theory of linear parabolic differential equations on noncompact Riemannian manifolds, developed in earlier papers, we prove a maximal regularity theorem for nonuniformly parabolic boundary value problems in…

Analysis of PDEs · Mathematics 2020-07-24 Herbert Amann

We establish the existence and sharp global regularity results ($C^{0, \gamma}$, $C^{0, 1}$ and $C^{1, \alpha}$ estimates) for a class of fully nonlinear elliptic PDEs with unbalanced variable degeneracy. In a precise way, the degeneracy…

Analysis of PDEs · Mathematics 2021-08-20 João Vitor da Silva , Elzon C. B. Júnior , Giane Rampasso , Gleydson C. Ricarte

In this paper, we study regularity estimates for a class of degenerate, fully nonlinear elliptic equations with arbitrary nonhomogeneous degeneracy laws. We establish that viscosity solutions are locally continuously differentiable under…

Analysis of PDEs · Mathematics 2025-01-08 Pêdra D. S. Andrade , Thialita M. Nascimento

We prove sharp regularity estimates for solutions of highly degenerate fully nonlinear elliptic equations. These are free boundary models in which a nonlinear diffusion process drives the system only in the region where the gradient…

Analysis of PDEs · Mathematics 2024-01-17 Damião Araújo , Aelson Sobral , Eduardo V. Teixeira

In this paper, we study the regularity of solutions to uniformly degenerate elliptic equations in bounded domains under the condition that the characteristic polynomials have varying characteristic exponents.

Analysis of PDEs · Mathematics 2024-11-27 Qing Han , Jiongduo Xie

In this survey paper, we study the optimal regularity of solutions to uniformly degenerate elliptic equations in bounded domains and establish the H\"older continuity of solutions and their derivatives up to the boundary.

Analysis of PDEs · Mathematics 2024-11-26 Qing Han , Jiongduo Xie

We establish sharp geometric Holder regularity estimates for Gradient for bounded solutions of a class of fully nonlinear elliptic equations with non-homogeneous degeneracy. Such regularity estimates simplify and generalize, to some extent,…

Analysis of PDEs · Mathematics 2020-08-13 G. C. Ricarte , J. V. Da Silva

The boundary value problems for linear and nonlinear singular degenerate differential-operator equations are studied. We prove a well-posedeness of linear problem and optimal regularity result for the nonlinear problem which occur in fluid…

Analysis of PDEs · Mathematics 2017-07-06 Veli Shakhmurov

We examine boundary regularity for a fully nonlinear free transmission problem. We argue using approximation methods, comparing the operators driving the problem with a limiting profile. Working natural conditions on the data of the…

Analysis of PDEs · Mathematics 2024-11-26 David Jesus , Edgard A. Pimentel , David Stolnicki

We consider a one-phase free boundary problem governed by doubly degenerate fully non-linear elliptic PDEs with non-zero right hand side, which should be understood as an analog (non-variational) of certain double phase functionals in the…

Analysis of PDEs · Mathematics 2021-10-04 João Vítor da Silva , Giane C. Rampasso , Gleydson C. Ricarte , Hernán A. Vivas

We formulate and study an elliptic transmission-like problem combining local and nonlocal elements. Let $\mathbb{R}^{n}$ be separated into two components by a smooth hypersurface $\Gamma$. On one side of $\Gamma$, a function satisfies a…

Analysis of PDEs · Mathematics 2015-06-19 Dennis Kriventsov
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