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Every planar map is four colorable - MaRDI portal

Every planar map is four colorable (Q4097312)

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scientific article; zbMATH DE number 3517182
Language Label Description Also known as
English
Every planar map is four colorable
scientific article; zbMATH DE number 3517182

    Statements

    title
    Every planar map is four colorable (English)
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    author
    Kenneth I. Appel
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    Wolfgang Haken
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    publication date
    1976
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    Identifiers

    zbMATH DE Number
    3517182
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    Wikidata QID
    Q56390610
    0 references
     
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