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
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
Journal title :
Linear Algebra and its Applications
