Kruskal-Katona type theorems for clique complexes arising from chordal and strongly chordal graphs

被引:9
|
作者
Herzog, Juergen [1 ]
Hibi, Takayuki [2 ]
Murai, Satoshi [2 ]
Trung, Ngo Viet [3 ]
Zheng, Xinxian [1 ]
机构
[1] Univ Duisburg Essen, Fachbereich Math & Informat, D-45117 Essen, Germany
[2] Osaka Univ, Grad Sch Informat Sci & Technol, Dept Pure & Appl Math, Osaka 5600043, Japan
[3] Inst Math, Hanoi 10307, Vietnam
关键词
D O I
10.1007/s00493-008-2319-8
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
A forest is the clique complex of a strongly chordal graph and a quasi-forest is the clique complex of a chordal graph. Kruskal-Katona type theorems for forests, quasi-forests, pure forests and pure quasi-forests will be presented.
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页码:315 / 323
页数:9
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