#15969: class method: Kazhdan-Lusztig R_tilde polynomial
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Reporter: AJXGuo | Owner:
Type: | Status: new
enhancement | Milestone: sage-6.2
Priority: trivial | Keywords: Kazhdan-Lusztig R-polynomial
Component: | Authors: Alan J.X. Guo (郭嘉祥)
combinatorics | Report Upstream: N/A
Merged in: | Branch:
Reviewers: | Dependencies:
Work issues: |
Commit: |
Stopgaps: |
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KL_R_tilde polynomial is equivalent to KL_R polynomial. It has a
combinatorial interpretation by the theory of reflection ordering. I think
a KL_R_tilde method in class Kazhdan_Lusztig polynomial class may lead
some convenience.
One can have more information by reading:
Dyer M J. Hecke algebras and shellings of Bruhat intervals[J]. Compositio
Mathematica, 1993, 89(1): 91-115.
MLA
Bjorner A, Brenti F. Combinatorics of Coxeter groups[M]. New York:
Springer, 2005.
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Ticket URL: <http://trac.sagemath.org/ticket/15969>
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