Stokes and Navier-Stokes equations with Navier boundary conditions

PA Tapia, C Amrouche, C Conca, A Ghosh - Journal of Differential …, 2021 - Elsevier
We study the stationary Stokes and Navier-Stokes equations with nonhomogeneous Navier
boundary conditions in a bounded domain Ω⊂ R 3 of class C 1, 1. We prove the existence …

Stability of optimal shapes and convergence of thresholding algorithms in linear and spectral optimal control problems

A Chambolle, I Mazari-Fouquer, Y Privat - arXiv preprint arXiv:2306.14577, 2023 - arxiv.org
We prove the convergence of the fixed-point (also called thresholding) algorithm in three
optimal control problems under large volume constraints. This algorithm was introduced by …

Stokes and Navier-Stokes equations with Navier boundary condition

P Acevedo, C Amrouche, C Conca, A Ghosh - arXiv preprint arXiv …, 2018 - arxiv.org
We study the stationary Stokes and Navier-Stokes equations with non-homogeneous Navier
boundary condition in a bounded domain $\Omega\subset\mathbb {R}^{3} $ of class …

On double Hölder regularity of the hydrodynamic pressure in bounded domains

L De Rosa, M Latocca, G Stefani - Calculus of Variations and Partial …, 2023 - Springer
We prove that the hydrodynamic pressure p associated to the velocity u∈ C θ (Ω), θ∈(0, 1),
of an inviscid incompressible fluid in a bounded and simply connected domain Ω⊂ R d with …

A local hybrid surrogate‐based finite element tearing interconnecting dual‐primal method for nonsmooth random partial differential equations

M Eigel, R Gruhlke - International Journal for Numerical …, 2021 - Wiley Online Library
A domain decomposition approach for high‐dimensional random partial differential
equations exploiting the localization of random parameters is presented. To obtain high …

Inverse Optical Tomography through PDE Constrained Optimization

N Katzourakis - SIAM Journal on Control and Optimization, 2019 - SIAM
Fluorescent optical tomography (FOT) is a new biomedical imaging method with wider
industrial applications. It is currently intensely researched since it is very precise and with no …

A minimisation problem in L∞ with PDE and unilateral constraints

N Katzourakis - ESAIM: Control, Optimisation and Calculus of …, 2020 - esaim-cocv.org
We study the minimisation of a cost functional which measures the misfit on the boundary of
a domain between a component of the solution to a certain parametric elliptic PDE system …

Stability results for the Robin-Laplacian on nonsmooth domains

D Bucur, A Giacomini, P Trebeschi - SIAM Journal on Mathematical Analysis, 2022 - SIAM
We formulate a generalization of the Laplace equation under Robin boundary conditions on
a large class of possibly nonsmooth domains by dealing with the trace term appearing in the …

Weighted global regularity estimates for elliptic problems with Robin boundary conditions in Lipschitz domains

S Yang, D Yang, W Yuan - Journal of Differential Equations, 2021 - Elsevier
Let n≥ 2 and Ω be a bounded Lipschitz domain of R n. In this article, the authors investigate
global (weighted) estimates for the gradient of solutions to Robin boundary value problems …

Very weak solution for the stationary exterior Stokes equations with non‐standard boundary conditions in Lp‐theory

A Dhifaoui - Mathematical Methods in the Applied Sciences, 2023 - Wiley Online Library
In this work, we study the very weak solution for the stationary exterior Stokes problem with
Navier slip boundary condition. We try to investigate some results of the existence and the …