Grötzsch graph
短语词形变化
Grötzsch graphs
复数
Grötzsch graphs
释义与例句
n.
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1.
A triangle-free graph with 11 vertices, 20 edges, chromatic number 4, and crossing number 5. It is a member of an infinite sequence of triangle-free graphs, each the Mycielskian of the previous graph in the sequence.
数学
词源
Named after German mathematician Herbert Grötzsch.
来源:wiktionary