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  • Zhi Chen, Yi-Zheng Fan
  • Mathematics
  • 2012
  • The Estrada index of a graph G of order n is defined as EE(G )= � n=1 e λ i , where λ1 ,λ 2 ,...,λ n are the eigenvalues of the graph G. By the limiting behavior of the spectrum of random symmetricContinue Reading
  • 2
  • Zhi Chen
  • Mathematics
  • 2011 (First Publication: 22 February 2011)
  • We introduce a Brauer type algebra $B_G (\Upsilon) $ associated with every pseudo reflection group and every Coxeter group $G$. When $G$ is a Coxeter group of simply-laced type we show $B_GContinue Reading
  • Binwen Chen, Yanzhao Ma, +5 authors Zhi Chen
  • Materials Science
  • Journal of Wuhan University of Technology-Mater…
  • 2015 (First Publication: 1 June 2015)
  • To evaluate the effect of restorative materials on stress distribution of endodontically treated teeth, the 3D models of an endodontically treated mandibular first molar, restoration, and cementContinue Reading