Harary Index of a Graph

• Introduction.- Extremal Graphs with Respect to Harary Index.- Relation Between the Harary Index and Related Topological Indices.- Some Properties and Applications of Harary Index.- The Variants of Harary Index.- Open Problems.

“The main purpose of this book is to survey the main concepts and results related to the Harary index of a graph. … Each of these chapters end up with a list of references including books, surveys and the most significant papers related to the topic. This book is a gift for the budding researchers related to the subjects mathematics, chemistry and biological sciences.” (P. Titus, zbMATH, Vol. 1365.05005, 2017)