transitive.closure {RBGL} | R Documentation

## Compute transitive closure of a directed graph

### Description

Compute transitive closure of a directed graph

### Usage

    transitive.closure(g)

### Arguments

`g` | an instance of the `graph` class

### Details

This function calculates the transitive closure of a directed graph. See documentation on this function in Boost Graph Library for more details.

### Value

An object of class `graphNEL`.

### Author(s)

Li Long <li.long@isb-sib.ch>

### References

Boost Graph Library ( www.boost.org/libs/graph/doc/index.html )

The Boost Graph Library: User Guide and Reference Manual; by Jeremy G. Siek, Lie-Quan Lee, and Andrew Lumsdaine; (Addison-Wesley, Pearson Education Inc., 2002), xxiv+321pp. ISBN 0-201-72914-8

### Examples

    con <- file(system.file("XML/dijkex.gxl",package="RBGL"))
    coex <- fromGXL(con)
    close(con)

    transitive.closure(coex)

[Package RBGL version 1.18.0 Index]