Uniqueness and stability of solutions for a type of parabolic boundary value problem

We consider a boundary value problem consisting of the one-dimensional parabolic equation gut=(hux)x+q, where g, h and q are functions of x, subject to some general boundary conditions. By developing a maximum principle for the boundary value problem, rather than the equation, we prove the uniquenes...

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Main Author: Enrique A. Gonzalez-Velasco
Format: Article
Language:English
Published: Wiley 1989-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/S0161171289000918
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author Enrique A. Gonzalez-Velasco
author_facet Enrique A. Gonzalez-Velasco
author_sort Enrique A. Gonzalez-Velasco
collection DOAJ
description We consider a boundary value problem consisting of the one-dimensional parabolic equation gut=(hux)x+q, where g, h and q are functions of x, subject to some general boundary conditions. By developing a maximum principle for the boundary value problem, rather than the equation, we prove the uniqueness of a nonnegative solution that depends continuously on boundary values.
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institution Kabale University
issn 0161-1712
1687-0425
language English
publishDate 1989-01-01
publisher Wiley
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series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-06330098410341f1abb5a4386f0b29892025-02-03T01:27:27ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251989-01-0112473573910.1155/S0161171289000918Uniqueness and stability of solutions for a type of parabolic boundary value problemEnrique A. Gonzalez-Velasco0Department of Mathematics, University of Lowell, Lowell, Massachusetts, USAWe consider a boundary value problem consisting of the one-dimensional parabolic equation gut=(hux)x+q, where g, h and q are functions of x, subject to some general boundary conditions. By developing a maximum principle for the boundary value problem, rather than the equation, we prove the uniqueness of a nonnegative solution that depends continuously on boundary values.http://dx.doi.org/10.1155/S0161171289000918
spellingShingle Enrique A. Gonzalez-Velasco
Uniqueness and stability of solutions for a type of parabolic boundary value problem
International Journal of Mathematics and Mathematical Sciences
title Uniqueness and stability of solutions for a type of parabolic boundary value problem
title_full Uniqueness and stability of solutions for a type of parabolic boundary value problem
title_fullStr Uniqueness and stability of solutions for a type of parabolic boundary value problem
title_full_unstemmed Uniqueness and stability of solutions for a type of parabolic boundary value problem
title_short Uniqueness and stability of solutions for a type of parabolic boundary value problem
title_sort uniqueness and stability of solutions for a type of parabolic boundary value problem
url http://dx.doi.org/10.1155/S0161171289000918
work_keys_str_mv AT enriqueagonzalezvelasco uniquenessandstabilityofsolutionsforatypeofparabolicboundaryvalueproblem