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A new 4-chromatic edge critical Koester graph - MaRDI portal

A new 4-chromatic edge critical Koester graph (Q5889970)

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scientific article; zbMATH DE number 7680477
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English
A new 4-chromatic edge critical Koester graph
scientific article; zbMATH DE number 7680477

    Statements

    title
    A new 4-chromatic edge critical Koester graph (English)
    0 references
    author
    Andrey A. Dobrynin
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    publication date
    28 April 2023
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    zbMATH Keywords
    plane graph
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    4-critical graph
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    Grötzsch-Sachs graph
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    Koester graph
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    Identifiers

    DOI
    10.47443/dml.2022.166
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    zbMATH DE Number
    7680477
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    OpenAlex ID
    W4323352235
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