Zhang–Zhang Polynomials of Ribbons

We report a closed-form formula for the Zhang–Zhang polynomial (also known as ZZ polynomial or Clar covering polynomial) of an important class of elementary peri-condensed benzenoids <inline-formula><math display="inline"><semantics><mrow><mi>R</mi><m...

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Bibliographic Details
Main Authors: Bing-Hau He, Chien-Pin Chou, Johanna Langner, Henryk A. Witek
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Symmetry
Subjects:
Online Access:https://www.mdpi.com/2073-8994/12/12/2060