#9949: Add major index (polynomial) for the symmetric group
-----------------------------+----------------------------------------------
Reporter: nborie | Owner: nborie
Type: enhancement | Status: needs_info
Priority: major | Milestone:
Component: combinatorics | Keywords: major, index, generating,
polynomial, permutation
Author: Nicolas Borie | Upstream: N/A
Reviewer: Mike Hansen | Merged:
Work_issues: |
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Changes (by jbandlow):
* status: needs_review => needs_info
Comment:
Hi Nicolas,
If this only applies to symmetric groups, shouldn't it just return
{{{
sage.combinat.q_analogues.q_factorial(n)
}}}
?
This would be much more efficient than enumerating over the group.
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/9949#comment:6>
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