Some results on harmonic index of root square mean graphs
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DOI:
https://doi.org/10.26637/MJM0804/0163Abstract
The Harmonic index \(H(G)\) of a graph \(G\) is defined as the sum of weights \(\frac{2}{d(u)+d(v)}\) of all edges \(u v\) of \(G\), where \(d(u)\) denotes the degree of a vertex \(u\) in \(G\). In this paper, we introduce harmonic index of some root square mean graphs.
Keywords:
Root square mean graphs, Harmonic index, Crown, Dragon, KiteMathematics Subject Classification:
Mathematics- Pages: 2277-2281
- Date Published: 23-11-2020
- Vol. 8 No. 04 (2020): Malaya Journal of Matematik (MJM)
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