The authors derive and numerically verify parameter-robust preconditioners for statically condensed HDG systems applied to the time-dependent Stokes equations.
On fixed-point, krylov, and 2×2 block preconditioners for nonsymmetric problems.SIAM Journal on Matrix Analysis and Applications, 41(2):871–900, 2020
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Robust preconditioning for an HDG discretization of the time-dependent Stokes equations
The authors derive and numerically verify parameter-robust preconditioners for statically condensed HDG systems applied to the time-dependent Stokes equations.