Regularized HSS iteration methods for stabilized saddle-point problems

DOI10.1093/imanum/dry046zbMath1496.65046OpenAlexW2886903170MaRDI QIDQ5243259

Zhong Zhi Bai

Publication date: 18 November 2019

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1093/imanum/dry046

zbMATH Keywords

convergencepreconditioningHermitian and skew-Hermitian splittinginexact implementationstabilized saddle-point problemstationary iteration method

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Preconditioners for iterative methods (65F08)

Related Items (13)

Restrictive Preconditioning for Convection-Diffusion Distributed Control Problems ⋮ Additive Inexact Block Triangular Preconditioners for Saddle Point Problems Arising in Meshfree Discretization of Piezoelectric Equations ⋮ Asynchronous iterations of HSS method for non-Hermitian linear systems ⋮ On the preconditioning properties of RHSS preconditioner for saddle-point linear systems ⋮ Semi-regularized Hermitian and skew-Hermitian splitting preconditioning for saddle-point linear systems ⋮ Regularized DPSS preconditioners for generalized saddle point linear systems ⋮ Multi-parameter dimensional split preconditioner for three-by-three block system of linear equations ⋮ On the regularization matrix of the regularized DPSS preconditioner for non-Hermitian saddle-point problems ⋮ A modified alternating positive semidefinite splitting preconditioner for block three-by-three saddle point problems ⋮ Newton-PGSS and its improvement method for solving nonlinear systems with saddle point Jacobian matrices ⋮ A block positive-semidefinite splitting preconditioner for generalized saddle point linear systems ⋮ A class of modified DPSS preconditioners for generalized saddle-point linear systems ⋮ A generalized variant of modified relaxed positive-semidefinite and skew-Hermitian splitting preconditioner for generalized saddle point problems

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