A note on the three color problem on planar graphs without 4- and 5-cycles and without ext-triangular 7-cycles (Q2092419)
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scientific article; zbMATH DE number 7611231
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A note on the three color problem on planar graphs without 4- and 5-cycles and without ext-triangular 7-cycles |
scientific article; zbMATH DE number 7611231 |
Statements
A note on the three color problem on planar graphs without 4- and 5-cycles and without ext-triangular 7-cycles (English)
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2 November 2022
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coloring
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3-colorable
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planar graph
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