Yes, that's the direction I was going but was also wondering about
characters of tori.
Also, has induction/restriction been implemented?


On 4/26/08, Daniel Bump <[EMAIL PROTECTED]> wrote:
>
>
> > This looks really awesome Dan. It's really great you are working on this.
> > Is there any functionality planned for products of GL(1)'s (for example)?
>
> I think you're asking about branching to products,
> like GL(4) to the Levi GL(2)xGL(2), i.e. A3->A1xA1.
>
> This is clearly needed. Maybe we need to be able
> to make products of root systems. If you can build
> the root system for A1 x A1 then the branching
> rule is sufficiently general.
>
> Or did I misunderstand the question?
>
> Dan
>
> >
>

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