NHPPPiecewise
constructor(parent: ModelElement, rateFunction: PiecewiseRateFunction, lastRate: Double = Double.NaN, streamNum: Int, name: String? = null)
constructor(parent: ModelElement, rateFunction: PiecewiseRateFunction, lastRate: Double = Double.NaN, stream: RNStreamIfc = KSLRandom.nextRNStream(), name: String? = null)