Decomposition of the product of a monomial and a Demazure atom
2020 ◽
Vol DMTCS Proceedings, 28th...
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International audience We prove that the product of a monomial and a Demazure atom is a positive sum of Demazure atoms combinatorially. This result proves one particular case in a conjecture which provides an approach to a combinatorial proof of Schubert positivity property.
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