Abstract
In this paper, we revisit the core inverse introduced by Baksalary and Trenkler. We first give some new characterizations of the core inverse. Then, we give a new representation of the core inverse, which is related to A (2)T,S .
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Foundation item: Supported by the National Natural Science Foundation of China (11271105), the Key Research Project of Educational Department of Hubei Province (D20122202), and Youth Research Project of Educational Department of Hubei Province (B20122203)
Biography: LUO Gaojun, male, Master candidate, research direction: matrix analysis.
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Luo, G., Zuo, K. & Zhou, L. Revisitation of the core inverse. Wuhan Univ. J. Nat. Sci. 20, 381–385 (2015). https://doi.org/10.1007/s11859-015-1109-6
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DOI: https://doi.org/10.1007/s11859-015-1109-6