2 papers
math.CO2026
On the Schur-positivity of various sets of set partitions
Eli Bagno, David Garber
A symmetric function is called Schur-positive if it admits an expansion in the Schur basis with nonnegative coefficients. In this paper, we study the Schur positivity of symmetric…
cs.DM2026
Touchard-Riordan Polynomials and Schur-positivity of Set Partitions
Eli Bagno, David Garber
A symmetric function is called Schur-positive if it admits an expansion in the Schur basis with nonnegative coefficients. In this paper, we study the Schur-positivity of symmetric…