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Tutte polynomial of the Apollonian network
廖云华 2014-9-23 17:45
The Tutte polynomial of a graph, or equivalently the q-state Potts model partition function, is a two-variable polynomial graph invariant of considerable importance in both combinatorics and statistical physics. The computation of this invariant for a graph is NP-hard in general. The aim ...
2120 次阅读|没有评论
The Tutte polynomials of a family of self-similar graphs
廖云华 2014-9-23 17:41
In this paper we recursively describe the Tutte polynomial of an infinite family of outerplanar, small-world and self-similar graphs. In particular, we study the Abelian Sandpile Model on these graphs and obtain the generating function of the recurrent configurations. Furthe ...
1732 次阅读|没有评论
Tutte polynomial of a small-world Farey graph
廖云华 2014-9-23 17:38
In this paper, we find recursive formula for the Tutte polynomial of a family of smallworld Farey graph, which is modular and has an exponential degree hierarchy. As the applications of the recursive formula, the exact expressions for the chromatic polynomial and the reliability polynomial ...
2032 次阅读|没有评论
Note on the subgraph component polynomial
廖云华 2014-9-23 17:25
Tittmann, Averbouch and Makowsky introduced the subgraph component polynomial Q(G; x, y) of a graph G, which counts the number of connected components in vertex induced subgraphs. This polynomial encodes a large amount of combinatorial information about the underlying grap ...
2095 次阅读|没有评论

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