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完美图定理
释义
完美图定理
Encyclopedia
理学
次模函数
释
perfect graph theorem
完美图定理
如果一个图的每个导出子图的色数与这个导出子图的团数相等，那么这个图被称为完美图。人们熟知的很多图类都是完美图，如空图、二部图、二部图的线图、区间图、弦图、阀图以及它们的补图等。简单图的补图是指和具有相同顶点集的简单图，两个顶点在中相邻当且仅当它们在中不相邻。完美图定理又称弱完美图定理（weak perfect graph theorem）。
Mathematics
＞组合数学、组合设计与图论＞图论＞释义
perfect graph theorem
完美图定理
随便看
opera house in Guangdong Guild Hall(Tian Jin)
opera house in Lanzhou Baiyun Taoist Temple
opera house in the City God Temple of New Jiangxian County
opera imaginativeness
Opera Improvement Bureau of the Ministry of Culture
Opera Improvement Committee of the Ministry of Culture
opera manuscripts and block-printed editions
opera masks of the Qing court
operameter
opera monument of Foshan Xujiang North Emperor Temple
opera murals of the Yanshan Temple in Fanzhi County
opera music
operand
operant behavior
operant conditioned reflex
operant conditioning
operant extinction
opera of soviet area
opera of the Ming Dynasty
opera painting
opera performance
opera performance at different seasons and solar terms
opera performance equipment
Opera Performance Monument of the Dragon King Temple by the West Dragon Pool in Chengjiang City
opera performance of rural society
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