Fu, Chunhong; Song, Chuanning; Wang, Guorong; Xu, Qingxiang Norm estimations for the Moore-Penrose inverse of the weak perturbation of matrices. (English) Zbl 1491.15027 Linear Multilinear Algebra 70, No. 2, 215-237 (2022). MSC: 15A60 47A55 15A09 15A23 PDFBibTeX XMLCite \textit{C. Fu} et al., Linear Multilinear Algebra 70, No. 2, 215--237 (2022; Zbl 1491.15027) Full Text: DOI
Song, Chuanning; Wei, Yimin; Xu, Qingxiang A note on perturbation estimations for spectral projectors. (English) Zbl 1475.15003 Numer. Funct. Anal. Optim. 41, No. 14, 1741-1747 (2020). Reviewer: Kui Ji (Shijiazhuang) MSC: 15A09 65F20 PDFBibTeX XMLCite \textit{C. Song} et al., Numer. Funct. Anal. Optim. 41, No. 14, 1741--1747 (2020; Zbl 1475.15003) Full Text: DOI
Luo, Wei; Song, Chuanning; Xu, Qingxiang The parallel sum for adjointable operators on Hilbert \({C^*}\)-modules. (Chinese. English summary) Zbl 1449.46049 Acta Math. Sin., Chin. Ser. 62, No. 4, 541-552 (2019). MSC: 46L08 15A09 PDFBibTeX XMLCite \textit{W. Luo} et al., Acta Math. Sin., Chin. Ser. 62, No. 4, 541--552 (2019; Zbl 1449.46049) Full Text: arXiv
Luo, Wei; Song, Chuanning; Xu, Qingxiang Perturbation estimation for the parallel sum of Hermitian positive semi-definite matrices. (English) Zbl 1425.15003 Linear Multilinear Algebra 67, No. 10, 1971-1984 (2019). MSC: 15A09 15A60 46L05 47A55 15A23 PDFBibTeX XMLCite \textit{W. Luo} et al., Linear Multilinear Algebra 67, No. 10, 1971--1984 (2019; Zbl 1425.15003) Full Text: DOI arXiv
Song, Chuanning; Xu, Qingxiang A note on the best approximate solution of the equation \(AXB - C = 0\). (English) Zbl 1413.15026 J. Shanghai Norm. Univ., Nat. Sci. 47, No. 1, 22-23 (2018). MSC: 15A24 15A09 PDFBibTeX XMLCite \textit{C. Song} and \textit{Q. Xu}, J. Shanghai Norm. Univ., Nat. Sci. 47, No. 1, 22--23 (2018; Zbl 1413.15026)
Xu, Qingxiang; Song, Chuanning; He, Lili Representations for the Drazin inverse of an anti-triangular block operator matrix \(E\) with \(\mathrm{ind}(E)\leq 2\). (English) Zbl 1393.15008 Linear Multilinear Algebra 66, No. 5, 1026-1045 (2018). Reviewer: Gabriel Thomas (Domene) MSC: 15A09 47A05 34A05 PDFBibTeX XMLCite \textit{Q. Xu} et al., Linear Multilinear Algebra 66, No. 5, 1026--1045 (2018; Zbl 1393.15008) Full Text: DOI
Xu, Qingxiang; Song, Chuanning; Wang, Guorong Multiplicative perturbations of matrices and the generalized triple reverse order law for the Moore-Penrose inverse. (English) Zbl 1368.15006 Linear Algebra Appl. 530, 366-383 (2017). MSC: 15A09 PDFBibTeX XMLCite \textit{Q. Xu} et al., Linear Algebra Appl. 530, 366--383 (2017; Zbl 1368.15006) Full Text: DOI
Zhang, Xiaobo; Fang, Xuxu; Song, Chuanning; Xu, Qingxiang Representations and norm estimations for the Moore-Penrose inverse of multiplicative perturbations of matrices. (English) Zbl 1362.15002 Linear Multilinear Algebra 65, No. 3, 555-571 (2017). Reviewer: Mihail Voicu (Iaşi) MSC: 15A09 15A60 PDFBibTeX XMLCite \textit{X. Zhang} et al., Linear Multilinear Algebra 65, No. 3, 555--571 (2017; Zbl 1362.15002) Full Text: DOI
Hu, Na; Luo, Wei; Song, Chuanning; Xu, Qingxiang Norm estimations for the Moore-Penrose inverse of multiplicative perturbations of matrices. (English) Zbl 1339.15005 J. Math. Anal. Appl. 437, No. 1, 498-512 (2016). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 15A09 15A60 15A45 PDFBibTeX XMLCite \textit{N. Hu} et al., J. Math. Anal. Appl. 437, No. 1, 498--512 (2016; Zbl 1339.15005) Full Text: DOI
Xu, Qingxiang; Song, Chuanning; He, Lili Representations for the group inverse of anti-triangular block operator matrices. (English) Zbl 1298.47004 Linear Algebra Appl. 443, 191-203 (2014). Reviewer: K. C. Sivakumar (Chennai) MSC: 47A05 15A09 PDFBibTeX XMLCite \textit{Q. Xu} et al., Linear Algebra Appl. 443, 191--203 (2014; Zbl 1298.47004) Full Text: DOI
Xu, Qingxiang; Song, Chuanning; Zhang, Li Solvability of certain quadratic operator equations and representations of Drazin inverses. (English) Zbl 1297.47018 Linear Algebra Appl. 439, No. 2, 291-309 (2013). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 47A62 47J05 15A60 15A24 15A09 PDFBibTeX XMLCite \textit{Q. Xu} et al., Linear Algebra Appl. 439, No. 2, 291--309 (2013; Zbl 1297.47018) Full Text: DOI
Xu, Qingxiang; Chen, Yonghao; Song, Chuanning Representations for weighted Moore-Penrose inverses of partitioned adjointable operators. (English) Zbl 1269.47003 Linear Algebra Appl. 438, No. 1, 10-30 (2013). Reviewer: Mohammad Sal Moslehian (Mashhad) MSC: 47A05 46L08 15A09 47A99 PDFBibTeX XMLCite \textit{Q. Xu} et al., Linear Algebra Appl. 438, No. 1, 10--30 (2013; Zbl 1269.47003) Full Text: DOI arXiv
Xu, Qingxiang; Wei, Yimin; Song, Chuanning Explicit characterization of the Drazin index. (English) Zbl 1236.15013 Linear Algebra Appl. 436, No. 7, 2273-2298 (2012). MSC: 15A09 47A05 47A55 PDFBibTeX XMLCite \textit{Q. Xu} et al., Linear Algebra Appl. 436, No. 7, 2273--2298 (2012; Zbl 1236.15013) Full Text: DOI
Xu, Qingxiang; Song, Chuanning; Wei, Yimin The stable perturbation of the Drazin inverse of the square matrices. (English) Zbl 1209.15009 SIAM J. Matrix Anal. Appl. 31(2009), No. 3, 1507-1520 (2010). Reviewer: Huajun Huang (Auburn) MSC: 15A09 65F20 PDFBibTeX XMLCite \textit{Q. Xu} et al., SIAM J. Matrix Anal. Appl. 31, No. 3, 1507--1520 (2010; Zbl 1209.15009) Full Text: DOI