Copertina

FEniCSx-pctools: Tools for PETSc block linear algebra preconditioning in FEniCSx

Fuente: arXiv

Salvato in:

Dettagli Bibliografici
Autori principali:	Řehoř, Martin, Hale, Jack S.
Natura:	Preprint
Pubblicazione:	2024
Soggetti:	Mathematical Software Numerical Analysis 65N22, 65F08, 65F10
Accesso online:	Acceder al recurso
Tags:	Aggiungi Tag Nessun Tag, puoi essere il primo ad aggiungerne!!

Documenti analoghi

Chebyshev smoothing with adaptive block-FSAI preconditioners for the multilevel solution of higher-order problems
di: Recio, Pablo Jiménez, et al.
Pubblicazione: (2025)

Adaptive finite element methods based on flux and stress equilibration using FEniCSx
di: Brodbeck, Maximilian, et al.
Pubblicazione: (2024)

Lopsided HSS Iterative Method and Preconditioner for a class of Complex Symmetric Linear System
di: Zhang, Yusong, et al.
Pubblicazione: (2025)

An inherent regularization approach to parameter-free preconditioning for nearly incompressible linear poroelasticity and elasticity
di: Huang, Weizhang, et al.
Pubblicazione: (2025)

Two-level nonlinear Schwarz methods - a parallel implementation with application to nonlinear elasticity and incompressible flow problems
di: Ho, Kyrill, et al.
Pubblicazione: (2026)

Generalized Optimal AMG Convergence Theory for Nonsymmetric and Indefinite Problems
di: Ali, Ahsan, et al.
Pubblicazione: (2024)

Generalized Optimal AMG Convergence Theory for Stokes Equations Using Smooth Aggregation and Vanka Relaxation Strategies
di: Ali, Ahsan, et al.
Pubblicazione: (2025)

Nonlinear Two-Level Schwarz Methods: A Parallel Implementation in FROSch
di: Heinlein, Alexander, et al.
Pubblicazione: (2024)

On accelerated iterative schemes for anisotropic radiative transfer using residual minimization
di: Bardin, Riccardo, et al.
Pubblicazione: (2024)

Stable algorithms for general linear systems by preconditioning the normal equations
di: Epperly, Ethan N., et al.
Pubblicazione: (2025)

Factorized sparse approximate inverse preconditioning for singular M-matrices
di: Bick, Katherina, et al.
Pubblicazione: (2025)

Deflation-based preconditioning for immersed finite element methods and immersogeometric analysis
di: Voet, Yannis, et al.
Pubblicazione: (2026)

Convergence analysis of iterative solution with inexact block preconditioning for weak Galerkin finite element approximation of Stokes flow
di: Huang, Weizhang, et al.
Pubblicazione: (2024)

Constrained Local Approximate Ideal Restriction for Advection-Diffusion Problems
di: Ali, Ahsan, et al.
Pubblicazione: (2023)

Robust spectral preconditioning for high-Péclet number convection-diffusion
di: Holbach, Lukas, et al.
Pubblicazione: (2025)

Symbol-based multilevel block $τ$ preconditioners for multilevel block Toeplitz systems: GLT-based analysis and applications
di: Hon, Sean Y., et al.
Pubblicazione: (2024)

Coarse spaces for non-symmetric two-level preconditioners based on local extended generalized eigenproblems
di: Nataf, Frédéric, et al.
Pubblicazione: (2024)

The numerical linear algebra of weights: from the spectral analysis to conditioning and preconditioning in the Laplacian case
di: Bruno, Ludovico Bruni, et al.
Pubblicazione: (2023)

Chebyshev HOPGD with sparse grid sampling for parameterized linear systems
di: Correnty, Siobhán, et al.
Pubblicazione: (2023)

Solvers for mixed finite element problems using Poincaré operators based on spanning trees
di: Boon, Wietse M.
Pubblicazione: (2024)

A preconditioner for the grad-div stabilized equal-order finite elements discretizations of the Oseen problem
di: He, Yunhui, et al.
Pubblicazione: (2024)

A hybridizable discontinuous Galerkin method with transmission variables for time-harmonic electromagnetic problems
di: Rappaport, Ari E., et al.
Pubblicazione: (2025)

The whys and hows of conditioning of DG plane wave Trefftz methods: a single element
di: Coyle, Joseph, et al.
Pubblicazione: (2025)

On Edge Multiscale Space based Hybrid Schwarz Preconditioner for Helmholtz Problems with Large Wavenumbers
di: Fu, Shubin, et al.
Pubblicazione: (2024)

Auxiliary space theory for the analysis of iterative methods for semidefinite linear systems
di: Park, Jongho, et al.
Pubblicazione: (2025)

Mixed precision iterative refinement for linear inverse problems
di: Nagy, James G., et al.
Pubblicazione: (2024)

A note on indefinite matrix splitting and preconditioning
di: Wathen, Andy
Pubblicazione: (2024)

Nonlinear Monolithic Two-Level Schwarz Methods for the Navier-Stokes Equations
di: Klawonn, Axel, et al.
Pubblicazione: (2024)

NR-SSOR right preconditioned RRGMRES for arbitrary singular systems and least squares problems
di: Sugihara, Kouta, et al.
Pubblicazione: (2025)

New Analysis of Overlapping Schwarz Methods for Vector Field Problems in Three Dimensions with Generally Shaped Domains
di: Oh, Duk-Soon, et al.
Pubblicazione: (2024)

Algebraic Multigrid with Overlapping Schwarz Smoothers and Local Spectral Coarse Grids for Least Squares Problems
di: Southworth, Ben S., et al.
Pubblicazione: (2026)

A preconditioning technique for all-at-once system from the nonlinear tempered fractional diffusion equation
di: Zhao, Yong-Liang, et al.
Pubblicazione: (2019)

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

On efficient block Krylov-solvers for $\mathcal H^2$-matrices
di: Christophersen, Sven
Pubblicazione: (2025)

Inexact versions of several block-splitting preconditioners for indefinite least squares problems
di: Shaldehi, Mohaddese Kaveh, et al.
Pubblicazione: (2026)

Preconditioned normal equations for solving discretised partial differential equations
di: Lazzarino, Lorenzo, et al.
Pubblicazione: (2025)

MGCNN: a learnable multigrid solver for sparse linear systems from PDEs on structured grids
di: Xie, Yan, et al.
Pubblicazione: (2023)

A Scalable Two-Level Domain Decomposition Eigensolver for Periodic Schrödinger Eigenstates in Anisotropically Expanding Domains
di: Theisen, Lambert, et al.
Pubblicazione: (2023)

A Hybrid Iterative Neural Solver Based on Spectral Analysis for Parametric PDEs
di: Cui, Chen, et al.
Pubblicazione: (2024)

Inexact inner-outer Golub-Kahan bidiagonalization method: A relaxation strategy
di: Darrigrand, Vincent, et al.
Pubblicazione: (2022)