Abstract
The sum of squares of the degrees of the vertices of a graph G is called the first Zagreb index of a graph G and the first Zagreb coindex of a graph G is defined as . In this paper, expressions for the first Zagreb index and coindex of the block-transformation graphs G αβγ [3] are obtained.
Full Text 
Sign-in/Register to access full text options
Sign-in/Register to access full text options 
Paper version not known
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a call
