Title of article
The critical group of Km×Pn Original Research Article
Author/Authors
Hao Liang، نويسنده , , Yong-Liang Pan، نويسنده , , Jian Wang، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2008
Pages
7
From page
2723
To page
2729
Abstract
In this paper, we will show that the structure of the critical group of the graph Km×Pn is Z/tZcircled plus(Z/mtZ)m-2, where image, where x1 and x2 are the two roots of the quadratic x2-(m+2)x+1=0.
Keywords
Invariant factor , Smith normal form , Tree number , graph , Laplacian matrix , critical group
Journal title
Linear Algebra and its Applications
Serial Year
2008
Journal title
Linear Algebra and its Applications
Record number
825955
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