A Multigrid Method for a Nitsche-based Extended Finite Element Method. - Hardik Kothari; Rolf Krause (CoRR, 2019)

Multigrid and saddle-point preconditioners for unfitted finite element modelling of inclusions. - Hardik Kothari; Rolf Krause (CoRR, 2021)

A Matrix-free Multigrid Preconditioner for Jacobian-free Newton-Krylov Methods. - Hardik Kothari; Alena Kopanicáková; Rolf Krause (CoRR, 2021)

A Generalized Multigrid Method for Solving Contact Problems in Lagrange Multiplier based Unfitted Finite Element Method. - Hardik Kothari; Rolf Krause (CoRR, 2021)

Nonlinear Field-split Preconditioners for Solving Monolithic Phase-field Models of Brittle Fracture. - Alena Kopanicáková; Hardik Kothari; Rolf Krause (CoRR, 2022)

Nonlinear Schwarz preconditioning for Quasi-Newton methods. - Hardik Kothari (CoRR, 2022)

Nonlinear Schwarz preconditioning for nonlinear optimization problems with bound constraints. - Hardik Kothari; Alena Kopanicáková; Rolf Krause (CoRR, 2022)

Integrating Multi-Preconditioned Conjugate Gradient with Additive Multigrid Strategy. - Hardik Kothari; Maria Giuseppina Chiara Nestola; Marco Favino; Rolf Krause (CoRR, 2024)

Enhancing Training of Physics-Informed Neural Networks Using Domain Decomposition-Based Preconditioning Strategies. - Alena Kopanicáková; Hardik Kothari; George E. Karniadakis; Rolf Krause (SIAM J. Sci. Comput., 2024)