search for: ran_obj

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2002 Aug 06
3
hard to believe speed difference
...(n); for(i in 1:n) result[i] = normal.truncated(0,1, -10, 10)[1] print(date()); Java Code: package Mcdonald; import VisualNumerics.math.*; import java.util.*; public final class normal_univariate_truncated { public double harvest, prob; static Random ran_obj = new Random(); public normal_univariate_truncated(double mean, double var, double lower, double upper) { double sd = Math.sqrt(var); lower -= .5; upper += .5; double left = (lower - mean)/sd; double right = (upper...