Ranks of submatrices and the off-diagonal indices of a square matrix (Q1968750)
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scientific article; zbMATH DE number 1419709
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Ranks of submatrices and the off-diagonal indices of a square matrix |
scientific article; zbMATH DE number 1419709 |
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Ranks of submatrices and the off-diagonal indices of a square matrix (English)
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21 March 2000
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The authors study the appearance of a nonsingular minor with prescribed indices, within a similarity class of matrices. An analogous problem for the rank is also considered as well as the existence of a nonsingular matrix within a linear pencil over two nilpotent similarity classes.
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nonsingular minor
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similarity class
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rank
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linear pencil
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