Pointwise boundary estimates for fully nonlinear elliptic equations with nonzero Dirichlet boundary conditions

Fuente: arXiv
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Auteurs principaux: Li, Mengni, Shi, Chaofan
Format: Preprint
Publié: 2025
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author Li, Mengni
Shi, Chaofan
author_facet Li, Mengni
Shi, Chaofan
contents In this paper, we investigate boundary estimates for the Dirichlet problem for a class of fully nonlinear elliptic equations with general boundary conditions, including nonzero boundary conditions. Given specific structural conditions on the problem, we develop pointwise boundary upper and lower bound estimates for convex solutions based on the subsolution and supersolution method. The global Hölder regularity can be derived as a direct consequence of these pointwise boundary estimates. These results fundamentally hinge on careful descriptions of the convexity properties of both the domains and the functions involved. Moreover, previous results on Monge-Ampère equations with nonzero Dirichlet boundary conditions can be regarded as a special case of our results.
format Preprint
id arxiv_https___arxiv_org_abs_2507_19645
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Pointwise boundary estimates for fully nonlinear elliptic equations with nonzero Dirichlet boundary conditions
Li, Mengni
Shi, Chaofan
Analysis of PDEs
In this paper, we investigate boundary estimates for the Dirichlet problem for a class of fully nonlinear elliptic equations with general boundary conditions, including nonzero boundary conditions. Given specific structural conditions on the problem, we develop pointwise boundary upper and lower bound estimates for convex solutions based on the subsolution and supersolution method. The global Hölder regularity can be derived as a direct consequence of these pointwise boundary estimates. These results fundamentally hinge on careful descriptions of the convexity properties of both the domains and the functions involved. Moreover, previous results on Monge-Ampère equations with nonzero Dirichlet boundary conditions can be regarded as a special case of our results.
title Pointwise boundary estimates for fully nonlinear elliptic equations with nonzero Dirichlet boundary conditions
topic Analysis of PDEs
url https://arxiv.org/abs/2507.19645