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Communication Dans Un Congrès Discrete Mathematics and Theoretical Computer Science Année : 2020

Dual Immaculate Quasisymmetric Functions Expand Positively into Young Quasisymmetric Schur Functions

Résumé

We describe a combinatorial formula for the coefficients when the dual immaculate quasisymmetric func- tions are decomposed into Young quasisymmetric Schur functions. We prove this using an analogue of Schensted insertion. We also provide a Remmel-Whitney style rule to generate these coefficients algorithmically.
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Dates et versions

hal-02173793 , version 1 (04-07-2019)

Identifiants

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Edward E. Allen, Joshua Hallam, Sarah K. Mason. Dual Immaculate Quasisymmetric Functions Expand Positively into Young Quasisymmetric Schur Functions. 28-th International Conference on Formal Power Series and Algebraic Combinatorics, Simon Fraser University, Jul 2016, Vancouver, Canada. ⟨10.46298/dmtcs.6410⟩. ⟨hal-02173793⟩
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