The weak maximum principle for degenerate elliptic equations: unbounded domains and systems

This paper reviews a number of more or less recent results concerning the validity of Alexandrov-Bakelman-Pucci type estimates and the weak Maximum Principle for non smooth functions satisfying in the viscosity sense fully non linear elliptic partial differential inequalities in unbounded domains. T...

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Main Author: Italo Capuzzo Dolcetta
Format: Article
Language:English
Published: AIMS Press 2020-10-01
Series:Mathematics in Engineering
Subjects:
Online Access:https://www.aimspress.com/article/10.3934/mine.2020036/fulltext.html
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author Italo Capuzzo Dolcetta
author_facet Italo Capuzzo Dolcetta
author_sort Italo Capuzzo Dolcetta
collection DOAJ
description This paper reviews a number of more or less recent results concerning the validity of Alexandrov-Bakelman-Pucci type estimates and the weak Maximum Principle for non smooth functions satisfying in the viscosity sense fully non linear elliptic partial differential inequalities in unbounded domains. The last section announces a very recent new result about the validity of the weak Maximum Principle for a class of degenerate elliptic cooperative systems.
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spelling doaj.art-5823ec6cf3e44731984e9e8f75fade622022-12-22T01:06:12ZengAIMS PressMathematics in Engineering2640-35012020-10-012477278610.3934/mine.2020036The weak maximum principle for degenerate elliptic equations: unbounded domains and systemsItalo Capuzzo Dolcetta0GNAMPA-INDAM, Roma, ItalyThis paper reviews a number of more or less recent results concerning the validity of Alexandrov-Bakelman-Pucci type estimates and the weak Maximum Principle for non smooth functions satisfying in the viscosity sense fully non linear elliptic partial differential inequalities in unbounded domains. The last section announces a very recent new result about the validity of the weak Maximum Principle for a class of degenerate elliptic cooperative systems.https://www.aimspress.com/article/10.3934/mine.2020036/fulltext.htmlfully nonlinear elliptic differential equationsviscosity solutionsalexandrov-bakelman-pucci estimatesmaximum principlecooperative systems
spellingShingle Italo Capuzzo Dolcetta
The weak maximum principle for degenerate elliptic equations: unbounded domains and systems
Mathematics in Engineering
fully nonlinear elliptic differential equations
viscosity solutions
alexandrov-bakelman-pucci estimates
maximum principle
cooperative systems
title The weak maximum principle for degenerate elliptic equations: unbounded domains and systems
title_full The weak maximum principle for degenerate elliptic equations: unbounded domains and systems
title_fullStr The weak maximum principle for degenerate elliptic equations: unbounded domains and systems
title_full_unstemmed The weak maximum principle for degenerate elliptic equations: unbounded domains and systems
title_short The weak maximum principle for degenerate elliptic equations: unbounded domains and systems
title_sort weak maximum principle for degenerate elliptic equations unbounded domains and systems
topic fully nonlinear elliptic differential equations
viscosity solutions
alexandrov-bakelman-pucci estimates
maximum principle
cooperative systems
url https://www.aimspress.com/article/10.3934/mine.2020036/fulltext.html
work_keys_str_mv AT italocapuzzodolcetta theweakmaximumprinciplefordegenerateellipticequationsunboundeddomainsandsystems
AT italocapuzzodolcetta weakmaximumprinciplefordegenerateellipticequationsunboundeddomainsandsystems