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BY-NC-ND 3.0 license Open Access Published by De Gruyter June 2, 2014

Molecular Graphs with Equal Z-Counting and Independence Polynomials

  • Ivan Gutman and Haruo Hosoya


It is demonstrated that the cycle graphs corresponding to the carbon atom skeletons of cycloalkanes and annulenes are the only graphs having the same Z-counting and independence polynomials.

Received: 1989-11-6
Published Online: 2014-6-2
Published in Print: 1990-5-1

© 1946 – 2014: Verlag der Zeitschrift für Naturforschung

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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