normal

fun Distribution.Companion.normal(method: NormalSamplerMethod = NormalSamplerMethod.Ziggurat): ContinuousSamplerDistribution
fun Distribution.Companion.normal(mean: Double, sigma: Double, method: NormalSamplerMethod = NormalSamplerMethod.Ziggurat): ContinuousSamplerDistribution

A univariate normal distribution with given mean and sigma. method defines commons-rng generation method