Nodes in Phylogenetic Trees: The Relation Between Imbalance and Number of Descendent Species
نویسندگان
چکیده
منابع مشابه
On relation between the Kirchhoff index and number of spanning trees of graph
Let $G=(V,E)$, $V={1,2,ldots,n}$, $E={e_1,e_2,ldots,e_m}$,be a simple connected graph, with sequence of vertex degrees$Delta =d_1geq d_2geqcdotsgeq d_n=delta >0$ and Laplacian eigenvalues$mu_1geq mu_2geqcdotsgeqmu_{n-1}>mu_n=0$. Denote by $Kf(G)=nsum_{i=1}^{n-1}frac{1}{mu_i}$ and $t=t(G)=frac 1n prod_{i=1}^{n-1} mu_i$ the Kirchhoff index and number of spanning tree...
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ژورنال
عنوان ژورنال: Systematic Biology
سال: 2005
ISSN: 1063-5157,1076-836X
DOI: 10.1080/10635150500354696