A simpler DGMRES

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摘要

DGMRES is an algorithm to solve the Drazin-inverse solution of large scale and sparse consistent or inconsistent singular linear systems with an arbitrary index. In this paper, we present a simpler version of this algorithm.

论文关键词：Singular linear system,Drazin-inverse solution,Index,Krylov subspace,DGMRES

论文评审过程：Available online 25 May 2010.

论文官网地址：https://doi.org/10.1016/j.amc.2010.05.024