[sage-combinat-devel] Re: [sage-algebra] Re: categories, etc.: how to define a new algebra

2010-05-25 Thread Nicolas M. Thiery
Dear Simon, First thanks for your feedback! On Tue, May 25, 2010 at 12:20:05AM +0100, King, Simon wrote: > by "not ready for use", As Florent mentioned, this is used intensively since more than one year. > I meant things like > > sage: A = AlgebrasWithBasis(QQ).example() > sage: A.gens

[sage-combinat-devel] Re: [sage-algebra] Re: categories, etc.: how to define a new algebra

2010-06-02 Thread Nicolas M. Thiery
Hi John, Simon, ... As promised, I have finally started expanding the categories tutorial to better guide the would be implementer of a parent. Please have a look at: http://combinat.sagemath.org/hgwebdir.cgi/patches/file/tip/categories-tutorial.patch Suggestions of typical use cases to