Electron. J. Differential Equations, Vol. 2023 (2023), No. 80, pp. 1-20.

Optimal control problem for Stokes systems: asymptotic analysis via unfolding method in a perforated domain

Swati Garg, Bidhan Chandra Sardar

Abstract:
This article's subject matter is the study of the asymptotic analysis of the optimal control problem (OCP) constrained by the stationary Stokes equations in a periodically perforated domain. We subject the interior region of it with distributive controls. The Stokes operator considered involves the oscillating coefficients for the state equations. We characterize the optimal control and, upon employing the method of periodic unfolding, establish the convergence of the solutions of the considered OCP to the solutions of the limit OCP governed by stationary Stokes equations over a non-perforated domain. The convergence of the cost functional is also established.

Submitted May 23, 2023. Published December 6, 2023.
Math Subject Classifications: 35B27, 35B40, 35Q93, 49J20, 76D07.
Key Words: Stokes equations; homogenization; optimal control; perforated domain; unfolding operator.
DOI: 10.58997/ejde.2023.80

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Swati Garg
Department of Mathematics
Indian Institute of Technology Ropar
Rupnagar-140001, Punjab, India
email: swati.19maz0006@iitrpr.ac.in, swatigargmks@gmail.com
Bidhan Chandra Sardar
Department of Mathematics
Indian Institute of Technology Ropar
Rupnagar-140001, Punjab, India
email: bcsardar@iitrpr.ac.in

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