File:4CT Inadequacy Explanation.png

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4CT_Inadequacy_Explanation.png ‎(468 × 237 pixels, file size: 4 KB, MIME type: image/png)

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Four Color theorem inadequacy for a not-connected two-pieces "country"

Summary[edit]

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English: A two-pieces "country" on a plane makes the map coloring problem equivalent to coloring a map on a torus.
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Author CiaPan
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current15:06, 2 March 2021Thumbnail for version as of 15:06, 2 March 2021468 × 237 (4 KB)CiaPan (talk | contribs)Uploaded own work with UploadWizard

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