From: James Gray <james@...>
Date: 2009-01-22T22:20:23+09:00
Subject: Re: Separate random number generators?

On Jan 22, 2009, at 5:39 AM, Bart Braem wrote:

> On Jan 22, 12:13 pm, Lars Christensen <lar...@belunktum.dk> wrote:
>> On Jan 22, 11:38 am, Bart Braem <bart.br...@gmail.com> wrote:
>>
>>> For simulation work, I want to use multiple, independent random  
>>> number
>>> generators. Does anyone know up to date implementations?
>>
>> What do you mean by independent RNG? Numbers drawn from a single RNG
>> are usually independent enough.
>>
>> Do you mean separate deterministic PRNGs with fixed seeds for
>> reproducible sequences? Then take a look at this Ruby Quiz:
>>
>> http://www.splatbang.com/rubyquiz/quiz.rhtml?id=173_Not_So_Random
>
> I indeed mean separate deterministic PRNGs with fixed seeds for
> reproducible sequences. Interesting to see this was a Ruby Quiz! Are
> there solutions without the use of DRb and other libraries?

Sure.  See the first solution link on that page (also shown in the  
quiz write-up).

James Edward Gray II