Cover Image

A two-grid method with dispersion matching for finite-element Helmholtz problems

Fuente: arXiv

Saved in:

Bibliographic Details
Main Author:	Stolk, Christiaan C.
Format:	Preprint
Published:	2025
Subjects:	Numerical Analysis 65N55, 65N30
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

A discontinuous Galerkin plane wave neural network method for Helmholtz equation and Maxwell's equations
by: Yuan, Long, et al.
Published: (2025)

Distributed finite element solution using model order reduction
by: Gustafsson, Tom, et al.
Published: (2024)

An adaptive mesh refinement strategy to ensure quasi-optimality of finite element methods for self-adjoint Helmholtz problems
by: van Beeck, Tim, et al.
Published: (2024)

A reduced conjugate gradient basis method for fractional diffusion
by: Li, Yuwen, et al.
Published: (2023)

Adaptive and frugal BDDC coarse spaces for virtual element discretizations of a Stokes problem with heterogeneous viscosity
by: Bevilacqua, Tommaso, et al.
Published: (2024)

Positivity preserving finite element method for the Gross-Pitaevskii ground state: discrete uniqueness and global convergence
by: Hauck, Moritz, et al.
Published: (2024)

Fast-convergent two-level restricted additive Schwarz methods based on optimal local approximation spaces
by: Strehlow, Arne, et al.
Published: (2024)

A neuron-wise subspace correction method for the finite neuron method
by: Park, Jongho, et al.
Published: (2022)

Spectral ACMS: A robust localized Approximated Component Mode Synthesis Method
by: Madureira, Alexandre L., et al.
Published: (2017)

A discrete Saint-Venant principle for finite element discretizations of elliptic problems
by: Buchholz, Tim, et al.
Published: (2026)

A stabilized nonconforming finite element method for the surface biharmonic problem
by: Wu, Shuonan, et al.
Published: (2024)

An adaptive perfectly matched layer finite element method for acoustic-elastic interaction in periodic structures
by: Li, Sijia, et al.
Published: (2026)

Hybrid Nitsche method for distributed computing
by: Gustafsson, Tom, et al.
Published: (2025)

Geometric adaptive smoothed aggregation multigrid for discontinuous Galerkin discretisations
by: Pan, Yulong, et al.
Published: (2025)

A Taylor-Hood finite element method for the surface Stokes problem without penalization
by: Demlow, Alan, et al.
Published: (2025)

Robust hybrid finite element methods for reaction-dominated diffusion problems
by: Führer, Thomas, et al.
Published: (2024)

Multiscale Spectral Generalized Finite Element Methods for Discontinuous Galerkin Schemes
by: Alber, Christian, et al.
Published: (2025)

Sharp inf-sup estimate for the Stokes equation in tight domains with periodic pillars and some numerical implications
by: Xin, Qi, et al.
Published: (2026)

Towards a parallel Schwarz solver framework for virtual elements using GDSW coarse spaces
by: Bevilacqua, Tommaso, et al.
Published: (2025)

An AMG saddle point preconditioner with application to mixed Poisson problems on adaptive quad/cube meshes
by: Burstedde, Carsten, et al.
Published: (2019)

Two-level overlapping Schwarz preconditioners with universal coarse spaces for $2m$th-order elliptic problems
by: Park, Jongho
Published: (2024)

An Isogeometric Tearing and Interconnecting method for conforming discretizations of the biharmonic problem
by: Takacs, Stefan
Published: (2025)

Superclosenes error estimates for the div least-squares finite element method on elliptic problems
by: Chen, Gang, et al.
Published: (2024)

Parallel matching-based AMG preconditioners for elliptic equations discretized by IgA
by: D'Ambra, Pasqua, et al.
Published: (2025)

Preconditioners for the Onsager-Stefan-Maxwell equations for multicomponent diffusion
by: Knook, Kars, et al.
Published: (2026)

FEM-BEM coupling for the high-frequency Helmholtz problem
by: Melenk, Jens Markus, et al.
Published: (2024)

A posteriori error estimates based on multilevel decompositions with large problems on the coarsest level
by: Vacek, Petr, et al.
Published: (2024)

A nodal basis for the $C^1$-$P_{33}$ finite elements on 5D simplex grids
by: Hu, Jun, et al.
Published: (2025)

Stabilization-free virtual element methods based on finite element interpolation
by: Zhao, Jikun, et al.
Published: (2026)

A divergence preserving cut finite element method for Darcy flow
by: Frachon, Thomas, et al.
Published: (2022)

Novel superconvergence and ultraconvergence structures for the finite volume element method
by: Wang, Xiang, et al.
Published: (2025)

Quasi-optimal polytopal finite element methods for biharmonic equation
by: Tran, Ngoc Tien
Published: (2026)

Divergence-free cut finite element methods for Stokes flow
by: Frachon, Thomas, et al.
Published: (2023)

A polynomial dimension-dependence analysis of Bramble--Pasciak--Xu preconditioners
by: Jiang, Boou, et al.
Published: (2025)

A monotone $Q^1$ finite element method for anisotropic elliptic equations
by: Li, Hao, et al.
Published: (2023)

Optimal convergence rates of an adaptive finite element method for unbounded domains
by: Chaumont-Frelet, Théophile, et al.
Published: (2025)

A low-order locking-free multiscale finite element method for isotropic elasticity
by: Gomes, Antônio Tadeu Azevedo, et al.
Published: (2024)

Improving patch selection for monolithic multigrid solvers for high-order {T}aylor-{H}ood discretizations
by: Rafiei, Amin, et al.
Published: (2025)

Nodal auxiliary space preconditioning for the surface de Rham complex
by: Li, Yuwen
Published: (2021)

Schwarz preconditioner with $H_k$-GenEO coarse space for the indefinite Helmholtz problem
by: Dolean, Victorita, et al.
Published: (2024)