Abstract

We study a Dirichlet optimal control problem for a nonlinear elliptic anisotropic p-Laplace equation with control and state constraints. The matrix-valued coecients we take as controls and in the linear part of dierential operator we consider coecients to be unbounded skew-symmetric matrix. We show that, in spite of unboundedness of the non-linear dierential operator, the considered Dirichlet problem admits at least one weak solution and the corresponding OCP is well-possed and solvable.

Highlights

  • In this paper we deal with the following optimal control problem (OCP) for nonlinear elliptic equation with unbounded coefficientsMinimize I(A, y) = y − yd p Lp(Ω) + εΩ |As21ym∇y|pRN dx subject to the constraints (1.1) p−2−div |(Asym∇y, ∇y)| 2 Asym∇y − div Askew∇y = −div f, Asym ∈ Aad, y ∈ W01,p(Ω) (1.2) (1.3)where p satisfies 2 < p < +∞, ε > 0 is a small fixed parameter, the symmetric matrix of anisotropy Asym ∈ L∞(Ω; RN×N ) ∩ BV (Ω; RN×N ) is taken as a control, the skew-symmetric matrix Askew ∈ Lq(Ω; RN×N ) is a given matrix of coefficients, yd ∈ Lp(Ω) and f ∈ Lq(Ω; RN ) are given distributions

  • We study a Dirichlet optimal control problem for a nonlinear elliptic anisotropic pLaplace equation with control and state constraints

  • In spite of unboundedness of the non-linear differential operator, the considered Dirichlet problem admits at least one weak solution and the corresponding OCP is well-possed and solvable

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Summary

Проблеми математичного моделювання та теорiї диференцiальних рiвнянь

We study a Dirichlet optimal control problem for a nonlinear elliptic anisotropic pLaplace equation with control and state constraints. The matrix-valued coefficients Asym ∈ L∞(Ω; SNsym) we take as controls and in the linear part of differential operator we consider coefficients to be unbounded skew-symmetric matrix Askew ∈ Lq(Ω; SNskew). In spite of unboundedness of the non-linear differential operator, the considered Dirichlet problem admits at least one weak solution and the corresponding OCP is well-possed and solvable

Introduction
Aad is a nonempty convex subset of
Askew q dx
We have thus established the desired relation
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