Poincaré operators based on spanning trees
Solvers for mixed finite element problems using Poincaré operators based on spanning trees
Robust Preconditioning
Relevant papers
Auxiliary space preconditioners for Virtual Elements
Nodal auxiliary space preconditioners for mixed virtual element methods
Multipoint MFEM for Biot poroelasticity
Mixed and multipoint finite element methods for rotation-based poroelasticity
Norm-equivalent preconditioners for Biot-Stokes
Parameter-robust methods for the Biot-Stokes interfacial coupling without Lagrange multipliers
Norm-equivalent preconditioners for Stokes-Darcy
Robust monolithic solvers for the Stokes-Darcy problem with the Darcy equation in primal form
Preconditioners for perturbed saddle-point problems
Robust preconditioners for perturbed saddle-point problems and conservative discretizations of Biot’s equations utilizing total pressure
Mixed-dimensional auxiliary space preconditioners
Mixed-Dimensional Auxiliary Space Preconditioners