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On the use of Incomplete LU Decomposition as a Preconditioning Technique for Density Fitting in Electronic Structure Computations

Date

Authors

Yang, Rui

Rendell, Alistair

Frisch, Michael J

Publisher

IEEE Computer Society

Abstract

Incomplete factorization preconditioners combined with Krylov subspace accelerators are currently among the most effective methods for iteratively solving large systems of linear equations. In this paper we consider the use of a dual threshold incomplete

Keywords

Keywords: Approximation theory; Electronic structure; Singular value decomposition; Density fitting; Electronic structure calculation; ILUT preconditioning; Krylov subspace method; Particle accelerators Density fitting; Electronic structure calculation; ILUT preconditioning; Krylov subspace method

URI

http://hdl.handle.net/1885/35667

Collections

ANU Research Publications

Source

Proceedings of ICCSA 2007

Type

Conference paper

Restricted until

2037-12-31

Downloads

File

Description

01_Yang_On_the_use_of_Incomplete_LU_2007.pdf (186.25 KB)

02_Yang_On_the_use_of_Incomplete_LU_2007.pdf (284.05 KB)

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