Re: [Boost-users] [Random] uniform_01

Subject: Re: [Boost-users] [Random] uniform_01
From: Anton Daneyko (self_at_[hidden])
Date: 2009-11-01 09:33:19

Indeed this vague mention leaves you with no idea of weather you can use
that or not. It would be great if this note would be made more verbose.

On Thu, Jul 9, 2009 at 1:59 PM, Robert Patterson <riap2_at_[hidden]> wrote:

> Hi,
>
> I was looking at the docs for the uniform_01 distribution:
>
>
> http://www.boost.org/doc/libs/1_39_0/libs/random/random-distributions.html#uniform_01
>
> I read the following note
> "Note: The current implementation is buggy, because it may not fill all
> of the mantissa with random bits."
>
> I do not understand the problem.  I looked at the code, which does what
> I expect.  Why is it a problem if some of the mantissa bits are not
> 'random'?  As I understand the requirement is the real numbers are
> uniformly distributed; the bit patterns should not matter provided they
> represent numbers with the right mathematical properties.
>
> Thanks
>
> Robert Patterson
>
> http://como.cheng.cam.ac.uk/index.php?Page=People&Section=riap2
>
>
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