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具有第二小能量的k悬挂点树的刻画
  • 摘要

    图G所有特征值的绝对值的和称为该图的能量,在采用quasi-序方法给出许多关于图G能量刻画结果的基础上,使用将quasi-序与一种新的方法相结合的方式,给出了具有k个悬挂点的n顶点树集中取到第二小能量的树的刻画.

  • 作者

    张淑敏  ZHANG Shu-min 

  • 作者单位

    青海师范大学数学系,青海西宁,810008

  • 刊期

    2014年1期 ISTIC PKU

  • 关键词

      能量  悬挂点  tree  energy  suspending vertices 

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