On the solvability of a variational inequality problem and application to a problem of two membranes

The purpose of this work is to give a continuous convex function, for which we can characterize the subdifferential, in order to reformulate a variational inequality problem: find u=(u1,u2)∈K such that for all v=(v1,v2)∈K, ∫Ω∇u1∇(v1−u1)+∫Ω∇u2∇(v2−u2)+(f,v−u)≥0 as a system of independent equations, w...

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Main Authors: A. Addou, E. B. Mermri
Format: Article
Language:English
Published: Hindawi Limited 2001-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/S0161171201004823
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spelling doaj-cdd4c307419b4a75943f04d4a4911a532020-11-25T00:19:11ZengHindawi LimitedInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04252001-01-0125960360810.1155/S0161171201004823On the solvability of a variational inequality problem and application to a problem of two membranesA. Addou0E. B. Mermri1University Mohamed I, Faculty of Sciences, Department of Mathematics and Computer Sciences, Oujda, MoroccoUniversity Mohamed I, Faculty of Sciences, Department of Mathematics and Computer Sciences, Oujda, MoroccoThe purpose of this work is to give a continuous convex function, for which we can characterize the subdifferential, in order to reformulate a variational inequality problem: find u=(u1,u2)∈K such that for all v=(v1,v2)∈K, ∫Ω∇u1∇(v1−u1)+∫Ω∇u2∇(v2−u2)+(f,v−u)≥0 as a system of independent equations, where f belongs to L2(Ω)×L2(Ω) and K={v∈H01(Ω)×H01(Ω):v1≥v2  a.e. in Ω}.http://dx.doi.org/10.1155/S0161171201004823
collection DOAJ
language English
format Article
sources DOAJ
author A. Addou
E. B. Mermri
spellingShingle A. Addou
E. B. Mermri
On the solvability of a variational inequality problem and application to a problem of two membranes
International Journal of Mathematics and Mathematical Sciences
author_facet A. Addou
E. B. Mermri
author_sort A. Addou
title On the solvability of a variational inequality problem and application to a problem of two membranes
title_short On the solvability of a variational inequality problem and application to a problem of two membranes
title_full On the solvability of a variational inequality problem and application to a problem of two membranes
title_fullStr On the solvability of a variational inequality problem and application to a problem of two membranes
title_full_unstemmed On the solvability of a variational inequality problem and application to a problem of two membranes
title_sort on the solvability of a variational inequality problem and application to a problem of two membranes
publisher Hindawi Limited
series International Journal of Mathematics and Mathematical Sciences
issn 0161-1712
1687-0425
publishDate 2001-01-01
description The purpose of this work is to give a continuous convex function, for which we can characterize the subdifferential, in order to reformulate a variational inequality problem: find u=(u1,u2)∈K such that for all v=(v1,v2)∈K, ∫Ω∇u1∇(v1−u1)+∫Ω∇u2∇(v2−u2)+(f,v−u)≥0 as a system of independent equations, where f belongs to L2(Ω)×L2(Ω) and K={v∈H01(Ω)×H01(Ω):v1≥v2  a.e. in Ω}.
url http://dx.doi.org/10.1155/S0161171201004823
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