Extremal graphs with respect to the vertex PI index.

Mohammad J. Nadjafi-Arani Gholam Hossein Fath-Tabar A. R. Ashrafi

Published in: Appl. Math. Lett. (2009)

Keyphrases

graph theory
directed graph
attributed graphs
undirected graph
graph matching
index structure
graph representation
database
labeled graphs
graph theoretic
hamiltonian cycle
random graphs
graph clustering
connected subgraphs
subgraph isomorphism
edge weights
graph structure