> In sage-5.5.beta0 some stuff was merged that is supposed to speed
> up WeylCharacterRing, but I noticed the following taking forever now:
>
> sage: A3 = WeylCharacterRing('A3', style='coroots')
> sage: A3 = WeylCharacterRing('A3', style='coroots')
One of these should be A4.
> sage: A4(1,0,0,0,0).branch(A3) # takes forever
I'm not running 5.5.beta0 but I tried this with sage-5.4
with trac_13461 applied and can confirm there is a problem.
I'll try to figure what is causing this. Perhaps it is
best if the patch is backed out before the next beta.
Dan
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