most citedPositivity determines the quantum cohomology of Grassmannians

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math.AG2019★ 1 cited

Positivity determines the quantum cohomology of Grassmannians

Anders S. Buch, Chengxi Wang

We prove that if X is a Grassmannian of type A, then the Schubert basis of the (small) quantum cohomology ring QH(X) is the only homogeneous deformation of the Schubert basis of th…