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20112026
most citedThe peak and descent statistics over ballot permutations

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math.CO2011

The Real-Rootedness and Log-concavities of Coordinator Polynomials of Weyl Group Lattices

David G. L. Wang, Tongyuan Zhao

It is well-known that the coordinator polynomials of the classical root lattice of type and those of type are real-rooted. They can be obtained, either by the Aissen-Sc…