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From Sébastien Brisard <sebastien.bris...@m4x.org>
Subject Re: [math] More special functions
Date Tue, 28 Feb 2012 10:17:17 GMT
Le 28 février 2012 10:05, Sébastien Brisard
<sebastien.brisard@m4x.org> a écrit :
> 2012/2/28 Thomas Neidhart <thomas.neidhart@gmail.com>:
>> 2012/2/28 Sébastien Brisard <sebastien.brisard@m4x.org>
>>
>>> Hello,
>>> I have frequently felt the lack of more special functions in CM3. This
>>> has also been noticed by other users (see recent entry in the Math
>>> Wish List). I guess that special functions were implemented when
>>> needed in the distribution package. I would like to start expanding
>>> the CM3 capabilities in this area. As suggested, Bessel functions
>>> would be a good start. I propose to proceed as follows
>>>  - first solve MATH-718, MATH-738 and MATH-753 which are all closely
>>> related to special functions (that would be a good training for me!),
>>>  - introduce a framework for Chebyshev expansions [1], which are
>>> frequently met in the approximation of special functions,
>>>  - start working on Bessel functions.
>>>
>>> Questions are
>>>  - Do you think that would be a useful addition? If yes, I'll create
>>> a new ticket for discussions on an apropriate framework for Chebyshev
>>> expansions.
>>>  - Would you like us to start with another family of special
>>> functions (I do use Bessel functions, but any other would be equally
>>> fun for me!).
>>>
>>
>> +1 from my side, and in general I find it a good idea to create feature
>> requests for things we would like to add or work on in the future by
>> ourselves.
>>
> What framework would you suggest? JIRA? Wiki?
>
> When I started working on iterative linear solvers, I added a feature
> request in the Wiki, and tried to start a structured page where the
> design issues would be gathered. As it attracted only very mild (not
> to say nil) interest, I gave up, and used a mixture of mailing-list
> and JIRA. This is quick and efficient, but not (in my view) a good way
> of structuring and filing decisions (especially info exchanged on the
> ML).
>
>>
>> This may also create interest by other people to provide patches
>> or ideas for this features.
>>
> This is actually a good point. As far as I know, new committers are
>
I meant "new contributors"
>
> instructed on the CM website to go to the Wiki (which is but rarely
> used). Maybe we should change that and move the MathWishList to as
> many JIRA tickets as necessary? In that case, the website should be
> changed accordingly. Otherwise, we can keep the Wiki, and commit
> ourselves to using it...
>
> Sébastien
>>
>> Thomas


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