A determinant for rectangular matrices

The familiar notion of the determinant is generalised to include rectangular matrices. An expression for a normalised generalised inverse of a matrix is given in terms of its determinant and a possible generalisation of the Schur complement is discussed as a simple application.

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Veröffentlicht in:Bulletin of the Australian Mathematical Society 1980-02, Vol.21 (1), p.137-146
1. Verfasser: Joshi, V.N.
Format: Artikel
Sprache:eng
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Beschreibung
Zusammenfassung:The familiar notion of the determinant is generalised to include rectangular matrices. An expression for a normalised generalised inverse of a matrix is given in terms of its determinant and a possible generalisation of the Schur complement is discussed as a simple application.
ISSN:0004-9727
1755-1633
DOI:10.1017/S0004972700011369