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A graph with cover degeneracy less than chromatic number (Q2746206)

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scientific article; zbMATH DE number 1655620
Language Label Description Also known as
English
A graph with cover degeneracy less than chromatic number
scientific article; zbMATH DE number 1655620

    Statements

    publication date
    17 November 2002
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    zbMATH Keywords
    cover degeneracy
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    chromatic number
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    vertex partition
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    forest
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    author
    Artem Pyatkin
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    title
    A graph with cover degeneracy less than chromatic number (English)
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    review text
    An example of a 4-chromatic graph which admits a vertex partition into three parts such that the union of every two of them induces a forest is given. Three related open problems are mentioned, too.
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    Identifiers

    zbMATH DE Number
    1655620
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    OpenAlex ID
    W2013327773
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    DOI
    10.1002/JGT.1019
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