2 citations
2 papers
math.CO2017★ 2 cited
On the sharp lower bounds of Zagreb indices of graphs with given number of cut vertices
Shengjin Ji, Shaohui Wang
The first Zagreb index of a graph is the sum of the square of every vertex degree, while the second Zagreb index is the sum of the product of vertex degrees of each edge over a…
math.CO2016★ 1 cited
On extremal multiplicative Zagreb indices of trees with given domination number
Shaohui Wang, Chunxiang Wang, Jia-Bao Liu
For a graph , the first multiplicative Zagreb index is equal to the product of squares of the vertex degrees, and the second multiplicative Zagreb index is e…