ThispaperproposestheRiceconditionnumbersforinvariantsubspace,singularsubspacesofamatrixanddeflatingsubspacesofaregularmatrixpair.Thefirst-orderperturbationestimationsforthesesubspacesarederivedbyapplyingperturbationexpansionsoforthogonalprojectionoperators.
高等学校计算数学学报：英文版
2002年1期
