Cover Image

A modified version of the PRESB preconditioner for a class of non-Hermitian complex systems of linear equations

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Axelsson, Owe, Slakuyeh, Dovod Khojasteh
Format:	Preprint
Published:	2024
Subjects:	Numerical Analysis 65F10, 65F50
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

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

Positive semidefinite/positive semidefinite splitting iteration methods for solving nonsingular non-Hermitian positive semidefinite systems
by: Salkuyeh, Davod Khojasteh, et al.
Published: (2025)

A parameterized block-splitting preconditioner for indefinite least squares problem
by: Salkuyeh, Davod Khojasteh
Published: (2025)

A robust parameterized enhanced shift-splitting preconditioner for three-by-three block saddle point problems
by: Ahmad, Sk. Safique, et al.
Published: (2024)

Low-rank-modified Galerkin methods for the Lyapunov equation
by: Lund, Kathryn, et al.
Published: (2023)

Double precision is not necessary for LSQR for solving discrete linear ill-posed problems
by: Li, Haibo
Published: (2022)

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

Multilayer approximate nullspace methods for saddle point systems
by: Manguoğlu, Murat, et al.
Published: (2025)

A sketch-and-select Arnoldi process
by: Güttel, Stefan, et al.
Published: (2023)

On the backward stability of s-step GMRES
by: Carson, Erin, et al.
Published: (2024)

On the numerical stability of sketched GMRES
by: Burke, Liam, et al.
Published: (2025)

On GSOR, the Generalized Successive Overrelaxation Method for Double Saddle-Point Problems
by: Huang, Na, et al.
Published: (2022)

On a shrink-and-expand technique for symmetric block eigensolvers
by: Liu, Yuqi, et al.
Published: (2024)

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

A Class of Generalized Shift-Splitting Preconditioners for Double Saddle Point Problems
by: Ahmad, Sk. Safique, et al.
Published: (2024)

A computational study of low precision incomplete Cholesky factorization preconditioners for sparse linear least-squares problems
by: Scott, Jennifer, et al.
Published: (2025)

GPBiLQ and GPQMR: Two iterative methods for unsymmetric partitioned linear systems
by: Du, Kui, et al.
Published: (2024)

Krylov Subspace Recycling For Matrix Functions
by: Burke, Liam, et al.
Published: (2022)

Solving nonlinear eigenvalue problems via contour integration and region partitioning
by: Liu, Yuqi, et al.
Published: (2025)

Generalized Golub-Kahan bidiagonalization for generalized saddle point systems
by: Wang, Na-Na, et al.
Published: (2025)

GP-CMRH: An inner product free iterative method for block two-by-two nonsymmetric linear systems
by: Du, Kui, et al.
Published: (2025)

Efficient parameter-robust preconditioners for linear poroelasticity and elasticity in the primal formulation
by: Huang, Weizhang, et al.
Published: (2025)

Randomized block Gram-Schmidt process for solution of linear systems and eigenvalue problems
by: Balabanov, Oleg, et al.
Published: (2021)

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

A $τ$-preconditioner for space fractional diffusion equation with non-separable variable coefficients
by: Lin, Xue-Lei, et al.
Published: (2024)

A Krylov projection algorithm for large symmetric matrices with dense spectra
by: Druskin, Vladimir, et al.
Published: (2025)

A hybrid Chebyshev-Tucker tensor format for approximation of multivariate functions
by: Benner, Peter, et al.
Published: (2025)

On finite precision block Lanczos computations
by: Šimonová, Dorota, et al.
Published: (2025)

Monotonicity, bounds and extrapolation of Block-Gauss and Gauss-Radau quadrature for computing $B^T ϕ(A) B$
by: Zimmerling, Jörn, et al.
Published: (2024)

Norm-based convergence bounds for nonsymmetric algebraic V-cycle multigrid methods
by: Nabben, Reinhard, et al.
Published: (2026)

Optimal transfer operators for nonsymmetric two-grid methods
by: Nabben, Reinhard, et al.
Published: (2026)

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

Computing electrostatic potentials using regularization based on the range-separated tensor format
by: Benner, Peter, et al.
Published: (2019)

Fast tensor-based electrostatic energy calculations in the perspective of protein-ligand docking problem
by: Benner, Peter, et al.
Published: (2025)

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

Fast solution of Sylvester-structured systems for spatial source separation of the Cosmic Microwave Background
by: Pham, Dung, et al.
Published: (2022)

Riemannian multigrid line search for low-rank problems
by: Sutti, Marco, et al.
Published: (2020)

The Detection and Correction of Silent Errors in Pipelined Krylov Subspace Methods
by: Carson, Erin Claire, et al.
Published: (2024)

An inexact augmented Lagrangian algorithm for unsymmetric saddle-point systems
by: Huang, N., et al.
Published: (2024)

Hybrid LSMR algorithms for large-scale general-form regularization
by: Yang, Yanfei
Published: (2024)