R: The uniform distribution on the simplex

runif {compositions} | R Documentation

## The uniform distribution on the simplex

### Description

Generates random compositions with a uniform distribution on the (rcomp) simplex.

### Usage

    runif.acomp(n,D)
    runif.rcomp(n,D)

### Arguments

`n` | number of datasets to be simulated
`D` | number of parts

### Value

a generated random dataset of class `"acomp"` or `"rcomp"` drawn from a uniform distribution on the simplex of D parts.

### Note

The only difference between both routines is the class of the dataset returned.

### Author(s)

K.Gerald v.d. Boogaart http://www.stat.boogaart.de

### References

Aitchison, J. (1986) The Statistical Analysis of Compositional Data Monographs on Statistics and Applied Probability. Chapman & Hall Ltd., London (UK). 416p.

### See Also

`rDirichlet.acomp`

### Examples

    plot(runif.acomp(10,3))
    plot(runif.rcomp(10,3))

[Package compositions version 1.40-3 Index]