Towards Accuracy and Scalability: Combining Isogeometric Analysis with Deflation to Obtain Scalable Convergence for the Helmholtz Equation. - Vandana Dwarka; Roel Tielen; Matthias Möller; Kees Vuik (CoRR, 2020)

Scalable Convergence Using Two-Level Deflation Preconditioning for the Helmholtz Equation. - Vandana Dwarka; Cornelis Vuik (SIAM J. Sci. Comput., 2020)

Inexact subdomain solves using deflated GMRES for Helmholtz problems. - Niall Bootland; Vandana Dwarka; Pierre Jolivet; Victorita Dolean; Cornelis Vuik (CoRR, 2021)

Pollution and accuracy of solutions of the Helmholtz equation: A novel perspective from the eigenvalues. - Vandana Dwarka; Cornelis Vuik (J. Comput. Appl. Math., 2021)

Scalable multi-level deflation preconditioning for highly indefinite time-harmonic waves. - Vandana Dwarka; Cornelis Vuik (J. Comput. Phys., 2022)

A matrix-free parallel solution method for the three-dimensional heterogeneous Helmholtz equation. - Jinqiang Chen; Vandana Dwarka; Cornelis Vuik (CoRR, 2023)

A matrix-free parallel two-level deflation preconditioner for the two-dimensional Helmholtz problems. - Jinqiang Chen; Vandana Dwarka; Cornelis Vuik (CoRR, 2023)

Stand-alone Multigrid for Helmholtz Revisited: Towards Convergence Using Standard Components. - Vandana Dwarka; Cornelis Vuik (CoRR, 2023)

Towards Robust Solvers for Nuclear Fusion Simulations Using JOREK: A Numerical Analysis Perspective. - Alex Quinlan; Vandana Dwarka; Ihor Holod; Matthias Hoelzl (CoRR, 2023)

Coarse Spaces Based on Higher-Order Interpolation for Schwarz Preconditioners for Helmholtz Problems. - Erik Sieburgh; Alexander Heinlein; Vandana Dwarka; Cornelis Vuik (CoRR, 2024)

A matrix-free parallel two-level deflation preconditioner for two-dimensional heterogeneous Helmholtz problems. - Jinqiang Chen; Vandana Dwarka; Cornelis Vuik (J. Comput. Phys., 2024)

Matrix-Free Parallel Scalable Multilevel Deflation Preconditioning for Heterogeneous Time-Harmonic Wave Problems. - Jinqiang Chen; Vandana Dwarka; Cornelis Vuik (J. Sci. Comput., 2025)