Cycles and paths of many lengths in bipartite digraphs (Q923098)
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scientific article; zbMATH DE number 4170936
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Cycles and paths of many lengths in bipartite digraphs |
scientific article; zbMATH DE number 4170936 |
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Cycles and paths of many lengths in bipartite digraphs (English)
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1990
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Let D denote a bipartite digraph in which each node has indegree and outdegree at least r. The authors show, among other things, that if \(k\leq 2r-1\) then D contains a cycle of length 2k unless D belongs to a class of exceptional graphs which are characterized.
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paths
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bipartite digraph
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cycle
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