balabanlike1: BALABAN-like information index U(G)

Description Usage Arguments Details Value Author(s) References Examples

Description

This method calculates the BALABAN-like information index U(G).

Usage

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Arguments

g

a graph as a graphNEL object.

dist

the distance matrix of the graph. If the parameter is empty the distance matrix will be calculated within the function.

Details

This method calculates the BALABAN-like information index U(G).

Value

It return the BALABAN-like information index U(G).

Author(s)

Laurin Mueller

References

A. T. Balaban and T. S. Balaban, New Vertex Invariants and Topological Indices of Chemical Graphs Based on Information on Distances., J. Math. Chem., 1991, 8:383-397

Examples

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library(graph)
library(RBGL)
set.seed(123)
g <- randomGraph(1:8, 1:5, 0.36, weights=FALSE)

#calculate Distance Matrix
mat.dist <- distanceMatrix(g)

balabanlike1(g,mat.dist)


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