4-chromatic Koester graphs (Q2866410)
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scientific article; zbMATH DE number 6238243
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | 4-chromatic Koester graphs |
scientific article; zbMATH DE number 6238243 |
Statements
4-chromatic Koester graphs (English)
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13 December 2013
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planar 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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