Two series of edge-4-critical Grötzsch-Sachs graphs generated by four curves in the plane (Q2454497)
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scientific article
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Two series of edge-4-critical Grötzsch-Sachs graphs generated by four curves in the plane |
scientific article |
Statements
Two series of edge-4-critical Grötzsch-Sachs graphs generated by four curves in the plane (English)
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13 June 2014
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planar graph
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vertex coloring
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chromatic number
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4-critical graph
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Grotzsch-Sachs graph
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0.90151757
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0.8646483
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0.8612131
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0.85569024
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0.85430276
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0.85258204
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0.84966636
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0.8489859
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