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Re: [Bug-gsl] Performance of gsl_rng_uniform_int()
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From: |
Brian Gough |
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Subject: |
Re: [Bug-gsl] Performance of gsl_rng_uniform_int() |
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Date: |
Mon, 14 Feb 2005 16:31:01 +0000 |
Markus Armbruster writes:
> I remember enough math to be adequately cautious with PRNGs. I may
> overlook something deep, but isn't
>
> (unsigned long)(gsl_rng_uniform (r) * n)
>
> a perfectly fine way to get uniformely distributed integers from 0 to
> n-1 inclusive?
The distribution is technically not uniform if the range of r is not a
multiple of n.
--
regards
Brian Gough