The combinatorial structure of the generalized nullspace of a block triangular matrix (Q1118657)
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scientific article; zbMATH DE number 4095660
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The combinatorial structure of the generalized nullspace of a block triangular matrix |
scientific article; zbMATH DE number 4095660 |
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The combinatorial structure of the generalized nullspace of a block triangular matrix (English)
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1989
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The authors give the combinatorial structure of the generalized nullspace of a block triangular matrix with entries in an arbitrary field and prove the existence of a weakly preferred basis. The height of the generalized null-vectors and an index theorem are considered.
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combinatorial structure
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generalized nullspace
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block triangular matrix
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weakly preferred basis
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height
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index theorem
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