【作者单位】Institution of Mathematics, Taiyuan University of Technology Taiyuan 030024, Shanxi Province, P. R. China Department of Mathematics, Taiyuan Normal University Taiyuan 030012, Shanxi Province, P. R. China
【摘要】 In this paper, we use matrix multisplitting with weighting parameters as the precondi-tioner of A. The optimal weighting parameters are determined by the approaching theory, and the scale of approaching is defined by F-norm, 2-norm, and ∞-norm, respe...
