Hi,
Am Donnerstag, 4. Oktober 2012 17:14:54 UTC+2 schrieb bump:
>
> After the patch #13461 you can do the following:
>
> sage: A2=WeylCharacterRing("A2",style="coroots")
> sage: rep = A2(1,0)
> sage: a2 = WeightRing(A2)
> sage: a2(rep)
> a2(0,-1) + a2(-1,1) + a2(1,0)
>
Thanks, Dan! That's exactly what I need. Would one be able to get something
like [(0,-1),(-1,1),(1,0)] from there in a not-too-cumbersome way? I cannot
see how right now.
IMHO, Nicola's approach seems nicer though.
Cheers,
Jesús
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