Multiplicities at Singular Points of the Schubert Varieties in the Grassmannian

Victor Kreiman

Northeastern University

October 26,
refreshments at 3:45pm


We give a closed-form formula, in both group theoretic and combinatorial terms, for the Hilbert function of the tangent cone at any point of a Schubert variety X in the Grassmannian. We also give a formula for the multiplicity of X at any point.

Speaker's Contact Info: vkreiman(at-sign)

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Combinatorics Seminar, Mathematics Department, MIT, sara(at-sign)

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