Ling, Si-Tao; Jia, Zhi-Gang; Lu, Xin; Yang, Bing Matrix LSQR algorithm for structured solutions to quaternionic least squares problem. (English) Zbl 1442.65102 Comput. Math. Appl. 77, No. 3, 830-845 (2019). MSC: 65K05 90C20 15A24 15B57 PDFBibTeX XMLCite \textit{S.-T. Ling} et al., Comput. Math. Appl. 77, No. 3, 830--845 (2019; Zbl 1442.65102) Full Text: DOI
Ezeora, J. N.; Ogbonna, R. C. Split feasibility problem for countable family of multi-valued nonlinear mappings. (English) Zbl 1481.47087 Mat. Vesn. 70, No. 3, 233-242 (2018). MSC: 47J25 47H04 47H09 90C25 PDFBibTeX XMLCite \textit{J. N. Ezeora} and \textit{R. C. Ogbonna}, Mat. Vesn. 70, No. 3, 233--242 (2018; Zbl 1481.47087) Full Text: Link Link
Xiong, Zhiping Upper and lower bounds for ranks of the matrix expression \(X-XAX\). (English) Zbl 1291.15011 Abstr. Appl. Anal. 2013, Article ID 267035, 6 p. (2013). MSC: 15A09 90C20 PDFBibTeX XMLCite \textit{Z. Xiong}, Abstr. Appl. Anal. 2013, Article ID 267035, 6 p. (2013; Zbl 1291.15011) Full Text: DOI