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Zero-one Grothendieck Polynomials
Yiming Chen, Neil J. Y. Fan, Zelin Ye
Fink, Mészáros and St.Dizier showed that the Schubert polynomial is zero-one if and only if avoids twelve permutation patterns. In this paper, we prove that…
math.CO2024
A Pieri type formula for motivic Chern classes of Schubert cells in Grassmannians
Neil J. Y. Fan, Peter L. Guo, Changjian Su +1
We prove a Pieri formula for motivic Chern classes of Schubert cells in the equivariant K-theory of Grassmannians, which is described in terms of ribbon operators on partitions. Ou…