Código QR (código de barras bidimensional)

The Zagreb-coindex of Four Operations on Graphs

In 1972, within a study of the structure-dependency of total π-electron energy (E), it was shown that E depends on the sum of squares of the vertex degrees of the molecular graph (later named first Zagreb index), and thus provides a measure of the branching of the carbon-atom skeleton. Topological i...

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Bibliografiske detaljer
Hovedforfatter: Mobina Ghorbaninejad
Format: Artigo
Sprog:Inglês
Udgivet: OICC Press 2021-04-01
Serier:Fuzzy Optimization and Modeling
Online adgang:https://oiccpress.com/fomj/article/view/6447
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