Article overview
Abstract
The RZ-invariant of a simple connected graph G is defined as the sum of the terms (Deg(u) + Deg(v) − 2)2 over all edges uv of G, where Deg(u) is the degree of a vertex u in G. In this paper, we obtain some new upper and lower bounds for the RZ-invariant in terms of other graph parameters.
Keywords and Phrases
DegreeZagreb invariantRZ-invariant.
AMS Subject Classification
05C12, 05C76.
Reference information
How to Cite
K. Pattabiraman, Manzoor Ahmad Bhat (2020). BOUNDS ON RZ-INVARIANT OF GRAPHS. South East Asian Journal of Mathematics and Mathematical Sciences, 16(1A), 01-06.