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" with drawn from a uniform distribution on the simplex of D parts.

Note

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

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 0.9-10 Index]