Re: [Repast-interest] Mersenne NormalDist wierdness.

[Gulyas L. <gu...@om...>]

Hi,

I could not replicate the error you reported, either.
I ran it on Windows 2000 with the latest repast distribution
+ the available patch.

Unlike Nick, I stopped after 43455 iterations, though.

Gulya

On Wed, 11 Sep 2002, wbh wrote:

> Hi. I'm trying to generate a normally distributed value, but was getting
> nowhere. I've narrowed it down to:
>
> import java.util.Date;
> import cern.jet.random.*;
> import cern.jet.random.engine.MersenneTwister;
> import edu.cornell.lassp.houle.RngPack.RandomElement;
>
> public class tr
>   {
>   public static void
>   main (String[] args)
>     {
>     RandomElement   generator;
>     Normal          normaldist;
>
>     generator=new MersenneTwister((int)(new Date()).getTime());
>     normaldist=new Normal(10.0f,5.0f,generator);
>     for(;;) System.out.println(normaldist.nextDouble());
>     }
>   }
>
> Seems to go OK, but after a while (number 1750-1780) gets stuck and only
> ever gives out 10.0 again. Any ideas what I'm doing wrong? Thanks!
> Bill
>
>
>
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Laszlo Gulyas				las...@sz...
AI Laboratory				http://www.sztaki.hu/~gulyas/
Computer and Automation Research Inst.  H-1111, Budapest, Kende u. 13-17.
Hungarian Academy of Sciences		* 36 1 209-6194

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