A characterization of undirected branching greedoids (Q1103626)
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scientific article; zbMATH DE number 4053636
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A characterization of undirected branching greedoids |
scientific article; zbMATH DE number 4053636 |
Statements
A characterization of undirected branching greedoids (English)
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1988
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Greedoids may be considered as a generalization of matroid theory. In the latter many properties are characterized by excluded minors. Here a class of greedoids, defined by trees of a graph rooted at a fixed vertex, are characterized as interval greedoids not containing four given minors.
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Greedoids
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excluded minors
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trees
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