Counting Unbranched Subgraphs
Counting Unbranched Subgraphs
复制标题
计算无分支子图
DOI:
--
复制
发表时间:
1999
期刊:
影响因子:
--
通讯作者:
D. Ruelle
中科院分区:
文献类型:
--
作者:
D. Ruelle
AbstractGiven an arbitrary finite graph, the polynomial
$$Q(z) = Sigma F in U^{_{^{Z^{cardF} } } } $$
associates a weight zcardF to each unbranched subgraph F of length cardF. We show that all the zeros of Q have negative real part.