A Littlewood-Richardson rule for Grassmannian permutations
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- by Kevin Purbhoo and Frank Sottile PDF
- Proc. Amer. Math. Soc. 137 (2009), 1875-1882 Request permission
Abstract:
We give a combinatorial rule for computing intersection numbers on a flag manifold which come from products of Schubert classes pulled back from Grassmannian projections. This rule generalizes the known rule for Grassmannians.References
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Additional Information
- Kevin Purbhoo
- Affiliation: Department of Combinatorics and Optimization, University of Waterloo, Waterloo, ON, N2L 3G1 Canada
- Email: kpurbhoo@math.uwaterloo.ca
- Frank Sottile
- Affiliation: Department of Mathematics, Texas A&M University, College Station, Texas 77843
- MR Author ID: 355336
- ORCID: 0000-0003-0087-7120
- Email: sottile@math.tamu.edu
- Received by editor(s): September 14, 2007
- Received by editor(s) in revised form: May 2, 2008
- Published electronically: January 8, 2009
- Additional Notes: The work of the second author was supported by NSF CAREER grant DMS-0538734
- Communicated by: Jim Haglund
- © Copyright 2009
American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication. - Journal: Proc. Amer. Math. Soc. 137 (2009), 1875-1882
- MSC (2000): Primary 14N15; Secondary 05E10
- DOI: https://doi.org/10.1090/S0002-9939-09-09637-3
- MathSciNet review: 2480266