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The modular elements of a class of graphical arrangements
Author(s): 
Pages: 102-105
Year: Issue:  2
Journal: JOURNAL OF BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY(NATURAL SCIENCE EDITION)

Keyword:  图构形相交格模元Poincaré多项式;
Abstract: 证明了有n个顶点的图构形中所含的m个顶点的团(clique)对应的超平面的交是模元.然后利用Stanley定理给出了此类图构形的Poincaré多项式的一个因式分解.并举例说明图G的一个弦子图所决定的m个顶点的超平面的交不一定是L(A(G))的模元.
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