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Re: [Help-gsl] Possible bug with the "gsl_rng_ranlxs2" routine
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From: |
Brian Gough |
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Subject: |
Re: [Help-gsl] Possible bug with the "gsl_rng_ranlxs2" routine |
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Date: |
Wed, 27 Apr 2011 00:14:30 +0100 |
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User-agent: |
Wanderlust/2.15.6 (Almost Unreal) Emacs/23.2 Mule/6.0 (HANACHIRUSATO) |
At Tue, 19 Apr 2011 18:12:33 -0500,
Wang, Gao wrote:
> I am using GSL-1.14 and I got strange result when I generate pseudo random
> numbers X~U(0, 1). The problem occurs randomly at different runs of the
> problem. In example A below it is problematic, and B looks fine. My test C++
> code w/ a make file is attached at the end of the email.
>
> Any comments? Thank you!
I've checked the original documentation and the maximum seed for
ranlxs is 2^31-1. This should be caught in GSL and not return bogus
values, currently it is not tested for.