On Sep 23, 3:32 pm, Pablo De Napoli <pden...@gmail.com> wrote:
> Hi,
>
> I'm teaching a probability course right now, and using Sage for doing
> some graphics
> for my class notes.
> I've found that GSL implements a lot of probability distributions that
> are not wrapped by Sage.
> The problem was reported at
>
> http://trac.sagemath.org/sage_trac/ticket/11572
>
> and a patch is proposed to implement the missing distributions.
>
> I agree with some of the comments there about the wrong design of the
> interface of the class RealDistribution (it is of little help to users
> to split things into two different classes for continious and discrete
> distributions).
>
Good.
> Also the name "RealDistribution" is somwhat strange, hard to find and
> remember.
> Something like ProbabilityDistribution would be more natural.
>
> Also I think that something like
>
> ProbabilityDistribution.uniform([a,b])
>
> would be more natural than
>
> T = RealDistribution('uniform', [a, b])
>
> And with the method sintax, you would be able to use auto-completion
> [TAB key] and avoid the
> need to remember the names [and the spelling mistakes]
>
Any ideas you have for a good long-term solution would be great.
Because various probability pieces were only added piecemeal, there
was never a unified notation - you'll see other distributions that
have nothing to do with GSL elsewhere, for instance.
> But I think that the functionallity in this ticket is very useful, and
> should be added soon!
>
Agreed. We welcome next steps!
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