zrnorm {zigg}R Documentation

Ziggurat Pseudo Random Number Generators

Description

Pseudo random numbers drawn from one of three distributions are offered, as proposed by Marsaglia and Tsang (2000, <doi:10.18637/jss.v005.i08>) and improved by Leong et al (2005, <doi:10.18637/jss.v012.i07>.

Usage

zrnorm(n)

zrexp(n)

zrunif(n)

zsetseed(s)

Arguments

n

The size of the returned vector

s

The chosen seed

Value

A vector of pseudo random-number generated draws from either the Normal, Exponential or Uniform distribution, as selected.

References

<doi:10.18637/jss.v005.i08> <doi:10.18637/jss.v012.i07>

Examples

zsetseed(123)
zrnorm(3)
round(summary(zrunif(1e6)), 4)

[Package zigg version 0.0.2 Index]