A Littlewood-Richardson Rule for Dual Stable Grothendieck Polynomials
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dualgrothendiecklittlewood-richardsonpolynomialsruleshapestablebuild
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For a given skew shape, we build a crystal graph on the set of all reverse plane partitions that have this shape. As a consequence, we get a simple extension of the Littlewood-Richardson rule for the expansion of the corresponding dual stable Grothendieck polynomial in terms of Schur polynomials.
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