Two-Phase Free Boundary Problems: From Existence to Smoothness

We describe the theory we developed in recent times concerning two-phasefree boundary problems governed by elliptic operators with forcing terms.Our results range from existence of viscosity solutions to smoothness ofboth solutions and free boundaries. We also discuss some open questions,possible ob...

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Bibliographic Details
Main Authors: De Silva Daniela, Ferrari Fausto, Salsa Sandro
Format: Article
Language:English
Published: De Gruyter 2017-05-01
Series:Advanced Nonlinear Studies
Subjects:
Online Access:https://doi.org/10.1515/ans-2017-0015
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author De Silva Daniela
Ferrari Fausto
Salsa Sandro
author_facet De Silva Daniela
Ferrari Fausto
Salsa Sandro
author_sort De Silva Daniela
collection DOAJ
description We describe the theory we developed in recent times concerning two-phasefree boundary problems governed by elliptic operators with forcing terms.Our results range from existence of viscosity solutions to smoothness ofboth solutions and free boundaries. We also discuss some open questions,possible object of future investigation.
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spelling doaj.art-bcb32b2689764cb5bdc9f3cfa99896e42022-12-22T03:58:39ZengDe GruyterAdvanced Nonlinear Studies1536-13652169-03752017-05-0117236938510.1515/ans-2017-0015Two-Phase Free Boundary Problems: From Existence to SmoothnessDe Silva Daniela0Ferrari Fausto1Salsa Sandro2Department of Mathematics, Barnard College, Columbia University, New York, NY 10027, USA Dipartimento di Matematica dell’ Università, Piazza di Porta S. Donato 5, 40126 Bologna, Italy Dipartimento di Matematica del Politecnico, Piazza Leonardo da Vinci 32, 20133 Milano, Italy We describe the theory we developed in recent times concerning two-phasefree boundary problems governed by elliptic operators with forcing terms.Our results range from existence of viscosity solutions to smoothness ofboth solutions and free boundaries. We also discuss some open questions,possible object of future investigation.https://doi.org/10.1515/ans-2017-0015two-phase free boundary problemfree boundary regularityperron solutions, elliptic systems35r65 35j57 35b65
spellingShingle De Silva Daniela
Ferrari Fausto
Salsa Sandro
Two-Phase Free Boundary Problems: From Existence to Smoothness
Advanced Nonlinear Studies
two-phase free boundary problem
free boundary regularity
perron solutions, elliptic systems
35r65
35j57
35b65
title Two-Phase Free Boundary Problems: From Existence to Smoothness
title_full Two-Phase Free Boundary Problems: From Existence to Smoothness
title_fullStr Two-Phase Free Boundary Problems: From Existence to Smoothness
title_full_unstemmed Two-Phase Free Boundary Problems: From Existence to Smoothness
title_short Two-Phase Free Boundary Problems: From Existence to Smoothness
title_sort two phase free boundary problems from existence to smoothness
topic two-phase free boundary problem
free boundary regularity
perron solutions, elliptic systems
35r65
35j57
35b65
url https://doi.org/10.1515/ans-2017-0015
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AT ferrarifausto twophasefreeboundaryproblemsfromexistencetosmoothness
AT salsasandro twophasefreeboundaryproblemsfromexistencetosmoothness