NoteCritical groups for homeomorphism classes of graphs
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Keywords
Critical group
Laplacian matrix
Homeomorphism class
Cyclic group
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The author is supported by National Natural Science Foundation of China (Project 10526016), Development Program for Outstanding Young Teachers in Harbin Institute of Technology (Project HIT.2006.54) and Science Research Foundation in Harbin Institute of Technology (Project HITC2007001).
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