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From Sébastien Brisard <sebastien.bris...@m4x.org>
Subject Re: [math] Support for Abelian Groups and Rings?
Date Tue, 04 Oct 2011 18:08:14 GMT
Thanks for the link! It seems very interesting, I'll give it a try!
Sébastien

2011/10/4 Axel <axelclk@gmail.com>:
> 2011/10/3 Sébastien Brisard <sebastien.brisard@m4x.org>:
>> Hello,
>> I'm using quite extensively the Field/FieldElement interfaces, but am
>> sometimes feeling the need for less stringent sets like Abelian Groups
>> (no multiplication) and Rings (no division). This would allow me to
>> carry out some calculations on different types of number simply by
>> changing the generic type.
>> I was thinking of adding some interfaces along the lines of the two
>> above mentioned
>>  - AbelianGroup<T>, AbelianGroupElement<T>,
>>  - Ring<T>, RingElement<T>.
> Hello
>
> You should probably take a look at the JAS type hierachy (see attached
> jas_hierarchy.png)
> http://krum.rz.uni-mannheim.de/jas/
>
> this paper gives an overview of the JAS design:
> http://krum.rz.uni-mannheim.de/kredel/ca-sem-2009.pdf
>
> --
> Axel Kramer
> http://code.google.com/p/symja/wiki/UsedLibraries (JAS and CM examples in Symja)
>
>
>
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