Baksalary, Oskar Maria; Sivakumar, K. C.; Trenkler, Götz On the Moore-Penrose inverse of a sum of matrices. (English) Zbl 1518.15002 Linear Multilinear Algebra 71, No. 2, 133-149 (2023). MSC: 15A09 15A10 15A24 15B57 PDFBibTeX XMLCite \textit{O. M. Baksalary} et al., Linear Multilinear Algebra 71, No. 2, 133--149 (2023; Zbl 1518.15002) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz A partial ordering approach to characterize properties of a pair of orthogonal projectors. (English) Zbl 1477.15003 Indian J. Pure Appl. Math. 52, No. 2, 323-334 (2021). MSC: 15A10 15A27 15B57 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Indian J. Pure Appl. Math. 52, No. 2, 323--334 (2021; Zbl 1477.15003) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz Further characterizations of functions of a pair of orthogonal projectors. (English) Zbl 1513.15060 Discuss. Math., Probab. Stat. 37, No. 1-2, 65-78 (2017). MSC: 15B57 15A15 15A03 15A09 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Discuss. Math., Probab. Stat. 37, No. 1--2, 65--78 (2017; Zbl 1513.15060) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz On subspace distances determined by the Frobenius norm. (English) Zbl 1286.15027 Linear Algebra Appl. 448, 245-263 (2014). MSC: 15A60 15B57 15A03 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Linear Algebra Appl. 448, 245--263 (2014; Zbl 1286.15027) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz On the entries of orthogonal projection matrices. (English) Zbl 1266.15048 Bapat, Ravindra B.(ed.) et al., Combinatorial matrix theory and generalized inverses of matrices. New Delhi: Springer (ISBN 978-81-322-1052-8/hbk; 978-81-322-1053-5/ebook). 101-118 (2013). MSC: 15B57 15A09 62J12 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, in: Combinatorial matrix theory and generalized inverses of matrices. New Delhi: Springer. 101--118 (2013; Zbl 1266.15048) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz On disjoint range matrices. (English) Zbl 1221.15005 Linear Algebra Appl. 435, No. 6, 1222-1240 (2011). Reviewer: A. Arvanitoyeorgos (Patras) MSC: 15A03 15A09 15B57 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Linear Algebra Appl. 435, No. 6, 1222--1240 (2011; Zbl 1221.15005) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz Eigenspaces of the proper rotation matrices. (English) Zbl 1292.97033 Int. J. Math. Educ. Sci. Technol. 41, No. 6, 827-829 (2010). MSC: 97H60 15B57 15A18 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Int. J. Math. Educ. Sci. Technol. 41, No. 6, 827--829 (2010; Zbl 1292.97033) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz On angles and distances between subspaces. (English) Zbl 1177.15024 Linear Algebra Appl. 431, No. 11, 2243-2260 (2009). Reviewer: Alexey Alimov (Moskva) MSC: 15A60 15B57 15A18 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Linear Algebra Appl. 431, No. 11, 2243--2260 (2009; Zbl 1177.15024) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz Column space equalities for orthogonal projectors. (English) Zbl 1169.15007 Appl. Math. Comput. 212, No. 2, 519-529 (2009). Reviewer: Janko Bračič (Ljubljana) MSC: 15A60 15A03 15B57 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Appl. Math. Comput. 212, No. 2, 519--529 (2009; Zbl 1169.15007) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz Revisitation of the product of two orthogonal projectors. (English) Zbl 1167.15018 Linear Algebra Appl. 430, No. 10, 2813-2833 (2009). Reviewer: Grozio Stanilov (Sofia) MSC: 15B57 15A18 15A24 15A03 15A15 15A09 15A60 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Linear Algebra Appl. 430, No. 10, 2813--2833 (2009; Zbl 1167.15018) Full Text: DOI
Baksalary, Oskar Maria; Styan, George P. H.; Trenkler, Götz On a matrix decomposition of Hartwig and Spindelböck. (English) Zbl 1180.15004 Linear Algebra Appl. 430, No. 10, 2798-2812 (2009). Reviewer: Nestor Thome (Valencia) MSC: 15A09 15A24 15B57 PDFBibTeX XMLCite \textit{O. M. Baksalary} et al., Linear Algebra Appl. 430, No. 10, 2798--2812 (2009; Zbl 1180.15004) Full Text: DOI
Yang, Zhongpeng; Liu, Shuangzhe; Trenkler, Götz Further inequalities involving the Khatri-Rao product. (English) Zbl 1179.15022 Linear Algebra Appl. 430, No. 10, 2696-2704 (2009). Reviewer: Václav Burjan (Praha) MSC: 15A45 15A69 15B48 15B57 PDFBibTeX XMLCite \textit{Z. Yang} et al., Linear Algebra Appl. 430, No. 10, 2696--2704 (2009; Zbl 1179.15022) Full Text: DOI
Baksalary, Jerzy K.; Baksalary, Oskar Maria; Liu, Xiaoji; Trenkler, Götz Further results on generalized and hypergeneralized projectors. (English) Zbl 1151.15022 Linear Algebra Appl. 429, No. 5-6, 1038-1050 (2008). MSC: 15B57 15A45 15A09 15B48 PDFBibTeX XMLCite \textit{J. K. Baksalary} et al., Linear Algebra Appl. 429, No. 5--6, 1038--1050 (2008; Zbl 1151.15022) Full Text: DOI
Baksalary, Oskar Maria; Trenkler, Götz Characterizations of EP, normal, and Hermitian matrices. (English) Zbl 1151.15023 Linear Multilinear Algebra 56, No. 3, 299-304 (2008). Reviewer: Rabe von Randow (Bonn) MSC: 15B57 15A09 15A24 15A27 PDFBibTeX XMLCite \textit{O. M. Baksalary} and \textit{G. Trenkler}, Linear Multilinear Algebra 56, No. 3, 299--304 (2008; Zbl 1151.15023) Full Text: DOI
Baksalary, Jerzy K.; Baksalary, Oskar Maria; Trenkler, Götz A revisitation of formulae for the Moore-Penrose inverse of modified matrices. (English) Zbl 1038.15001 Linear Algebra Appl. 372, 207-224 (2003). Reviewer: Ki Hang Kim (Montgomery) MSC: 15A09 15B57 PDFBibTeX XMLCite \textit{J. K. Baksalary} et al., Linear Algebra Appl. 372, 207--224 (2003; Zbl 1038.15001) Full Text: DOI
Groß, Jürgen; Trenkler, Götz Generalized and hypergeneralized projectors. (English) Zbl 0887.15024 Linear Algebra Appl. 264, 463-474 (1997). Reviewer: H.Havlicek (Wien) MSC: 15B57 15A09 PDFBibTeX XMLCite \textit{J. Groß} and \textit{G. Trenkler}, Linear Algebra Appl. 264, 463--474 (1997; Zbl 0887.15024) Full Text: DOI
Baksalary, Jerzy K.; Schipp, Bernhard; Trenkler, Götz Some further results on Hermitian-matrix inequalities. (English) Zbl 0753.15014 Linear Algebra Appl. 160, 119-129 (1992). Reviewer: K.Burian (Havířov) MSC: 15A45 15B57 15A63 PDFBibTeX XMLCite \textit{J. K. Baksalary} et al., Linear Algebra Appl. 160, 119--129 (1992; Zbl 0753.15014) Full Text: DOI
Baksalary, Jerzy K.; Trenkler, Götz Nonnegative and positive definiteness of matrices modified by two matrices of rank one. (English) Zbl 0728.15011 Linear Algebra Appl. 151, 169-184 (1991). Reviewer: Eugene Seneta (Sydney) MSC: 15B57 15B48 PDFBibTeX XMLCite \textit{J. K. Baksalary} and \textit{G. Trenkler}, Linear Algebra Appl. 151, 169--184 (1991; Zbl 0728.15011) Full Text: DOI