Ordering graphs with small index and its application

Fuji Zhang, Zhibo Chen

Research output: Contribution to journalArticlepeer-review

15 Scopus citations

Abstract

We consider the problem of ordering connected graphs by index (the largest eigenvalue). The asymptotic ordering for the connected graphs with index less than √2+ √5 is determined. Its application to the study of acyclic Kekulean molecules with big HOMO-LUMO separation is also given.

Original languageEnglish (US)
Pages (from-to)295-306
Number of pages12
JournalDiscrete Applied Mathematics
Volume121
Issue number1-3
DOIs
StatePublished - Sep 15 2002

All Science Journal Classification (ASJC) codes

  • Discrete Mathematics and Combinatorics
  • Applied Mathematics

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