Preconditioning Navier-Stokes control using multilevel sequentially semiseparable matrix computations

Yue Qiu, Martin B. van Gijzen, Jan-Willem van Wingerden, Michel Verhaegen, Cornelis Vuik

Abstract: In this article, we study preconditioning techniques for the control of the Navier–Stokes equation, where the control only acts on a few parts of the domain. Optimization, discretization, and lineari...