Elementary divisors of graphs and matroids (Q1178029)
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scientific article; zbMATH DE number 22731
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Elementary divisors of graphs and matroids |
scientific article; zbMATH DE number 22731 |
Statements
Elementary divisors of graphs and matroids (English)
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26 June 1992
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Recent invariants of graphs, introduced by \textit{U. Oberst}, are obtained as the elementary divisors of the Laplacian matrix of the graphs, and are placed into a matroid framework. These divisors, like the spectrum, seem to reflect many properties of graphs and regular matroids.
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invariant
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elementary divisors
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Laplacian matrix
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regular matroids
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