QuACN (version 1.8.0)

balabanID: Balaban ID number

Description

This method calculates the Balaban ID number.

Usage

balabanID(g, dist=NULL)

Arguments

g

a graph as a graphNEL object.

dist

the pre-computed distance matrix of the graph. Will be calculated automatically if NULL.

Value

weighted path count based on the vertex distance degree.

References

A. T. Balaban. Numerical Modelling of Chemical Structures: Local Graph Invariants and Topological Indices. In Graph Theory and Topology in Chemistry, R. King and D. Rouvray, Eds., pp. 159-176, 1987

Examples

set.seed(987)
g <- randomEGraph(LETTERS[1:10], 0.3)

balabanID(g)