Published January 1, 2014 | Version v1
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On the Laplacian-energy-like invariant

  • 1. Sungkyunkwan Univ, Dept Math, Suwon 440746, South Korea
  • 2. Selcuk Univ, Fac Sci, Dept Math, TR-42075 Konya, Turkey

Description

Let G be a connected graph of order n with Laplacian eigenvalues mu(1) >= mu(2) >= ... mu(n-1) >mu(n) = 0. The Laplacian-energy-like invariant of the graph G is defined as

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