Hi!
Mark pointed out the following bug to me in root_systems:
sage: R = RootSystem(['A',1]).root_lattice()
sage: P = R.root_poset(); P
Finite poset containing 0 elements
It should contain one element since
sage: sorted(R.positive_roots())
[alpha[1]]
Isn't this related to the fact that in the
On 4/12/12 11:33 PM, Christian Stump wrote:
Mark pointed out the following bug to me in root_systems:
I guess that was my fault. Thanks for pointing it out - I will fix it
and create a ticket.
Thanks!
Anne
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I guess that was my fault. Thanks for pointing it out - I will fix it and
create a ticket.
this is now http://trac.sagemath.org/sage_trac/ticket/12838, ready for review.
Best, Christian
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