Re: Implementation of make-random-real-generator | Simplelists

Implementation of make-random-real-generator Bradley Lucier (05 May 2020 01:07 UTC)

Re: Implementation of make-random-real-generator John Cowan (05 May 2020 03:02 UTC)

Re: Implementation of make-random-real-generator Lucier, Bradley J (05 May 2020 03:30 UTC)

Re: Implementation of make-random-real-generator John Cowan (05 May 2020 04:11 UTC)

Re: Implementation of make-random-real-generator Arvydas Silanskas (05 May 2020 18:49 UTC)

Re: Implementation of make-random-real-generator Marc Nieper-Wißkirchen (05 May 2020 19:00 UTC)

Re: Implementation of make-random-real-generator Bradley Lucier (05 May 2020 19:08 UTC)

Re: Implementation of make-random-real-generator John Cowan (05 May 2020 20:25 UTC)

Re: Implementation of make-random-real-generator Lucier, Bradley J (05 May 2020 20:27 UTC)

Re: Implementation of make-random-real-generator Shiro Kawai (05 May 2020 20:32 UTC)

Re: Implementation of make-random-real-generator Marc Nieper-Wißkirchen (05 May 2020 20:38 UTC)

Re: Implementation of make-random-real-generator Shiro Kawai (05 May 2020 20:55 UTC)

Re: Implementation of make-random-real-generator Bradley Lucier (05 May 2020 20:58 UTC)

Re: Implementation of make-random-real-generator John Cowan (05 May 2020 21:01 UTC)

Re: Implementation of make-random-real-generator Marc Nieper-Wißkirchen (05 May 2020 21:07 UTC)

Re: Implementation of make-random-real-generator Shiro Kawai (05 May 2020 21:01 UTC)

Re: Implementation of make-random-real-generator Bradley Lucier (05 May 2020 20:57 UTC)

Re: Implementation of make-random-real-generator Bradley Lucier 05 May 2020 20:58 UTC

On 5/5/20 4:55 PM, Shiro Kawai wrote:
> I guess we could say it is safer to exclude boundaries to avoid
> singularities but the user must be careful for the
> range nevertheless.

Because of rounding, one cannot ever guarantee that
a+(b-a)*(random-real) will never return a or b.

So I think the spec should tell the user that this is a possibility.

Brad